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class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Star in the constellation Centaurus</div> <table class="infobox" style="width: 22em; font-size: 88%; line-height: 1.5em"> <caption style="font-size: 125%; font-weight: bold">DY Centauri </caption><tbody><tr><td colspan="2" style="text-align:center;"><div style="text-align: center; margin-left:auto; margin-right:auto"><span typeof="mw:File"><a href="/wiki/File:DYCenLightCurve.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/02/DYCenLightCurve.png/250px-DYCenLightCurve.png" decoding="async" width="250" height="163" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/02/DYCenLightCurve.png/375px-DYCenLightCurve.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/02/DYCenLightCurve.png/500px-DYCenLightCurve.png 2x" data-file-width="1500" data-file-height="975" /></a></span><br />A <a href="/wiki/Photometric_system#Photometric_letters" title="Photometric system">blue band</a> <a href="/wiki/Light_curve" title="Light curve">light curve</a> for DY Centauri, adapted from Schaefer (2016)<sup id="cite_ref-Schaefer2016_1-0" class="reference"><a href="#cite_note-Schaefer2016-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></div></td></tr> <tr> <th style="text-align: center; background-color: #FFFFC0;" colspan="2">Observation data<br /><a href="/wiki/Epoch_(astronomy)" title="Epoch (astronomy)">Epoch</a> J2000      <a href="/wiki/Equinox_(celestial_coordinates)" title="Equinox (celestial coordinates)">Equinox</a> J2000 </th></tr> <tr style="vertical-align:top"> <th style="text-align:left"><a href="/wiki/Constellation" title="Constellation">Constellation</a> </th> <td><a href="/wiki/Centaurus" title="Centaurus">Centaurus</a> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left"><span class="nowrap"><a href="/wiki/Right_ascension" title="Right ascension">Right ascension</a></span> </th> <td><span class="nowrap">13<sup>h</sup> 25<sup>m</sup> 34.08<sup>s</sup></span><sup id="cite_ref-2MASS_2-0" class="reference"><a href="#cite_note-2MASS-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left"><a href="/wiki/Declination" title="Declination">Declination</a> </th> <td>−54° 14′ 43.1″<sup id="cite_ref-2MASS_2-1" class="reference"><a href="#cite_note-2MASS-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left"><span class="nowrap"><a href="/wiki/Apparent_magnitude" title="Apparent magnitude">Apparent magnitude</a> (V)</span> </th> <td>13.2<sup id="cite_ref-Pandey2014_3-0" class="reference"><a href="#cite_note-Pandey2014-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th style="background-color: #FFFFC0; text-align: center;" colspan="2">Characteristics </th></tr> <tr style="vertical-align:top"> <th style="text-align:left"><a href="/wiki/Stellar_classification" title="Stellar classification">Spectral type</a> </th> <td>C-Hd/B5-6Ie<sup id="cite_ref-GCSSC_4-0" class="reference"><a href="#cite_note-GCSSC-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left"><a href="/wiki/Variable_star" title="Variable star">Variable type</a> </th> <td><a href="/wiki/R_Coronae_Borealis_variable" title="R Coronae Borealis variable">RCB</a> (inactive)<sup id="cite_ref-Schaefer2016_1-1" class="reference"><a href="#cite_note-Schaefer2016-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2"><a href="/wiki/Astrometry" title="Astrometry">Astrometry</a></th></tr><tr><th colspan="2" style="text-align: center"></th></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Radial_velocity" title="Radial velocity">Radial velocity</a> (R<sub>v</sub>)</b></td><td>21.30 ± 0.45<sup id="cite_ref-Rao2012_5-0" class="reference"><a href="#cite_note-Rao2012-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> km/s</td></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Distance_(astronomy)" class="mw-redirect" title="Distance (astronomy)">Distance</a></b></td><td>23000 <a href="/wiki/Light-year" title="Light-year">ly</a> <br />(7000<sup id="cite_ref-Rao2013_6-0" class="reference"><a href="#cite_note-Rao2013-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Parsec" title="Parsec">pc</a>)</td></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Absolute_magnitude" title="Absolute magnitude">Absolute magnitude</a> (M<sub>V</sub>)</b></td><td>-3<sup id="cite_ref-Rao2013_6-1" class="reference"><a href="#cite_note-Rao2013-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup></td></tr><tr><th colspan="2" style="text-align: center"></th></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2"><a href="/wiki/Orbit" title="Orbit">Orbit</a><sup id="cite_ref-Rao2012_5-1" class="reference"><a href="#cite_note-Rao2012-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup>(disputed)<sup id="cite_ref-Jeffery2020_7-0" class="reference"><a href="#cite_note-Jeffery2020-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup></th></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Orbital_period" title="Orbital period">Period</a> (P)</b></td><td>39.66779 ± 0.0088 days</td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Eccentricity_(orbit)" class="mw-redirect" title="Eccentricity (orbit)">Eccentricity</a> (e)</b></td><td>0.44 ± 0.10</td></tr><tr style="vertical-align:baseline;"><td><span class="nowrap"><b><a href="/wiki/Periastron" class="mw-redirect" title="Periastron">Periastron</a> <a href="/wiki/Epoch_(astronomy)" title="Epoch (astronomy)">epoch</a> (T)</b></span></td><td>2445104.3364 ± 1.715</td></tr><tr style="vertical-align:baseline;"><td><span class="nowrap"><b><a href="/wiki/Argument_of_periastron" class="mw-redirect" title="Argument of periastron">Argument of periastron</a> (ω)</b></span><br />(secondary)</td><td>344.5 ± 16.7°</td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Semi-amplitude" class="mw-redirect" title="Semi-amplitude">Semi-amplitude</a></b> (K<sub>1</sub>)<br />(primary)</td><td>13.26 ± 1.18 km/s</td></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2">Details</th></tr><tr><th colspan="2" style="text-align: center"></th></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Stellar_mass" title="Stellar mass">Mass</a></b></td><td>0.8<sup id="cite_ref-Rao2012_5-2" class="reference"><a href="#cite_note-Rao2012-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Solar_mass" title="Solar mass"><var>M</var><sub>☉</sub></a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Radius" title="Radius">Radius</a></b></td><td>8<sup id="cite_ref-Rao2012_5-3" class="reference"><a href="#cite_note-Rao2012-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Solar_radius" title="Solar radius"><var>R</var><sub>☉</sub></a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Surface_gravity" title="Surface gravity">Surface gravity</a> (log <i>g</i>)</b></td><td>2.50 ± 0.12<sup id="cite_ref-Pandey2014_3-1" class="reference"><a href="#cite_note-Pandey2014-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Centimetre%E2%80%93gram%E2%80%93second_system_of_units" title="Centimetre–gram–second system of units">cgs</a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Effective_temperature" title="Effective temperature">Temperature</a></b></td><td>24800 ± 600<sup id="cite_ref-Pandey2014_3-2" class="reference"><a href="#cite_note-Pandey2014-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Kelvin" title="Kelvin">K</a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Projected_rotational_velocity" class="mw-redirect" title="Projected rotational velocity">Rotational velocity</a> (<i>v</i> sin <i>i</i>)</b></td><td>40 ± 5<sup id="cite_ref-Pandey2014_3-3" class="reference"><a href="#cite_note-Pandey2014-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> km/s</td></tr><tr><th colspan="2" style="text-align: center"></th></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2"><a href="/wiki/Star_catalogue" title="Star catalogue">Other designations</a></th></tr><tr><td colspan="2"><div style="width: 250px;"> <a href="/wiki/Variable_star_designation" class="mw-redirect" title="Variable star designation">DY</a> Centauri, <a href="/wiki/2MASS" title="2MASS">2MASS</a> J13253407-5414431, <a href="/wiki/AAVSO" class="mw-redirect" title="AAVSO">AAVSO</a> 1319–53<sup id="cite_ref-SIMBAD_8-0" class="reference"><a href="#cite_note-SIMBAD-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> </div></td></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2">Database references</th></tr><tr style="vertical-align: top;"><td><b><a href="/wiki/SIMBAD" title="SIMBAD">SIMBAD</a></b></td><td><a rel="nofollow" class="external text" href="https://simbad.cds.unistra.fr/simbad/sim-id?Ident=DY+Cen">data</a></td></tr> </tbody></table> <p><b>DY Centauri</b> is a <a href="/wiki/Variable_star" title="Variable star">variable star</a> in the <a href="/wiki/Constellation" title="Constellation">constellation</a> <a href="/wiki/Centaurus" title="Centaurus">Centaurus</a>. From its brightness, it is estimated to be 7000 <a href="/wiki/Parsec" title="Parsec">parsecs</a> (23000 <a href="/wiki/Light-year" title="Light-year">light-years</a>) away from Earth.<sup id="cite_ref-Rao2013_6-2" class="reference"><a href="#cite_note-Rao2013-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p><p>DY Centauri is classified as a <a href="/wiki/R_Coronae_Borealis_variable" title="R Coronae Borealis variable">R Coronae Borealis variable</a> (RCB), a rare class of <a href="/wiki/Supergiant" title="Supergiant">supergiant</a> stars which show rapid and irregular decreases in brightness due to the formation of dust clouds on the stellar surface. However, DY Centauri is not an active RCB star anymore, and the last registered obscuration event was in 1934. This seems to be related to <a href="/wiki/Stellar_evolution" title="Stellar evolution">evolutionary</a> changes in the star, represented by a very fast horizontal movement across the top of the <a href="/wiki/HR_diagram" class="mw-redirect" title="HR diagram">HR diagram</a>. Spectroscopic and photometric evidence show DY Centuari has increased its <a href="/wiki/Effective_temperature" title="Effective temperature">effective temperature</a> from 5800 <a href="/wiki/Kelvin" title="Kelvin">K</a> in 1906 to 24800 K in 2010, while maintaining constant luminosity.<sup id="cite_ref-Schaefer2016_1-2" class="reference"><a href="#cite_note-Schaefer2016-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> As consequence, its visual <a href="/wiki/Apparent_magnitude" title="Apparent magnitude">apparent magnitude</a> has faded from about 11.75 in the beginning of the 20th century to 13.2 in 2010 (due to changes in the <a href="/wiki/Bolometric_correction" title="Bolometric correction">bolometric correction</a>),<sup id="cite_ref-Pandey2014_3-4" class="reference"><a href="#cite_note-Pandey2014-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> while its radius is calculated to have decreased from 100 <a href="/wiki/Solar_radius" title="Solar radius"><var>R</var><sub>☉</sub></a> to 8 <var>R</var><sub>☉</sub>,<sup id="cite_ref-Rao2012_5-4" class="reference"><a href="#cite_note-Rao2012-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> and rotation increased 2-fold, approaching critical velocity at which the star could be disrupted.<sup id="cite_ref-Jeffery2020_7-1" class="reference"><a href="#cite_note-Jeffery2020-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> There are only three other known stars with this behavior, called hot RCB stars,<sup id="cite_ref-Schaefer2016_1-3" class="reference"><a href="#cite_note-Schaefer2016-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> The DY Centauri is possibly experiencing an aftermath of the late thermal pulse during the <a href="/wiki/Asymptotic_giant_branch" title="Asymptotic giant branch">asymptotic giant branch</a> evolution stage.<sup id="cite_ref-Jeffery2020_7-2" class="reference"><a href="#cite_note-Jeffery2020-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p><p>DY Centauri has a <a href="/wiki/Peculiar_star" class="mw-redirect" title="Peculiar star">peculiar</a> chemical composition and is poor in <a href="/wiki/Hydrogen" title="Hydrogen">hydrogen</a> and rich in <a href="/wiki/Helium" title="Helium">helium</a> and <a href="/wiki/Carbon" title="Carbon">carbon</a>, being identified as an <a href="/wiki/Extreme_helium_star" title="Extreme helium star">extreme helium star</a> (EHe). In comparison to other RCB and EHe stars, however, its hydrogen content is relatively high.<sup id="cite_ref-Pandey2014_3-5" class="reference"><a href="#cite_note-Pandey2014-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Jeffery1993_9-0" class="reference"><a href="#cite_note-Jeffery1993-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> In the future, it is likely that the primary will evolve to a <a href="/wiki/Subdwarf_B_star" title="Subdwarf B star">B subdwarf</a>, a class of stars frequently found in binary systems.<sup id="cite_ref-Rao2012_5-5" class="reference"><a href="#cite_note-Rao2012-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>The spectrum of DY Centauri indicates the presence of a low density expanding <a href="/wiki/Nebula" title="Nebula">nebula</a> around it, formed by gas ionized by <a href="/wiki/Ultraviolet" title="Ultraviolet">ultraviolet</a> radiation from the star.<sup id="cite_ref-Rao1993_10-0" class="reference"><a href="#cite_note-Rao1993-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> The nebula has an estimated dimension of 1.2 <a href="/wiki/Arcsecond" class="mw-redirect" title="Arcsecond">arcseconds</a> and, from its expansion velocity, was probably created about a thousand years ago.<sup id="cite_ref-Rao2013_6-3" class="reference"><a href="#cite_note-Rao2013-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Suspected_stellar_companion">Suspected stellar companion</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=DY_Centauri&action=edit&section=1" title="Edit section: Suspected stellar companion"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Periodic changes in the <a href="/wiki/Radial_velocity" title="Radial velocity">radial velocity</a> of DY Centauri have been detected, indicating that the star in a single-lined <a href="/wiki/Spectroscopic_binary" class="mw-redirect" title="Spectroscopic binary">spectroscopic binary</a> in an <a href="/wiki/Orbital_eccentricity" title="Orbital eccentricity">eccentric</a> orbit (<i>e</i> = 0.44) with a <a href="/wiki/Orbital_period" title="Orbital period">period</a> of 39.67 days. The companion star has an estimated <a href="/wiki/Minimum_mass" title="Minimum mass">minimum mass</a> of 0.2 <a href="/wiki/Solar_mass" title="Solar mass"><var>M</var><sub>☉</sub></a>, so it can be a low mass <a href="/wiki/White_dwarf" title="White dwarf">white dwarf</a> or <a href="/wiki/Main_sequence" title="Main sequence">main sequence</a> star. With an estimated separation of only 10 <var>R</var><sub>☉</sub> at <a href="/wiki/Periastron" class="mw-redirect" title="Periastron">periastron</a>, the system must have interacted in the past when the primary had larger dimensions, forming a common envelope.<sup id="cite_ref-Rao2012_5-6" class="reference"><a href="#cite_note-Rao2012-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>Stars of <a href="/wiki/R_Coronae_Borealis_variable" title="R Coronae Borealis variable">R Coronae Borealis variable</a> (RCB) type are believed to be the product of the merger of two white dwarfs, therefore being single stars, which is inconsistent with the identification of DY Centauri as a close binary. Thus, the origin and evolutionary state of the DY Centauri system remains uncertain as of 2014.<sup id="cite_ref-Pandey2014_3-6" class="reference"><a href="#cite_note-Pandey2014-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p><p>The stellar companion presence was not confirmed in 2020, and radial velocity variations were attributed instead to the 40-day star pulsation mode.<sup id="cite_ref-Jeffery2020_7-3" class="reference"><a href="#cite_note-Jeffery2020-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=DY_Centauri&action=edit&section=2" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-Schaefer2016-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-Schaefer2016_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Schaefer2016_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Schaefer2016_1-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-Schaefer2016_1-3"><sup><i><b>d</b></i></sup></a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFSchaefer,_Bradley_E.2016" class="citation journal cs1">Schaefer, Bradley E. (August 2016). <a rel="nofollow" class="external text" href="https://doi.org/10.1093%2Fmnras%2Fstw1065">"All known hot RCB stars are fading fast over the last century"</a>. <i>Monthly Notices of the Royal Astronomical Society</i>. <b>460</b> (2): 1233–1242. <a href="/wiki/ArXiv_(identifier)" class="mw-redirect" title="ArXiv (identifier)">arXiv</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://arxiv.org/abs/1605.02091">1605.02091</a></span>. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2016MNRAS.460.1233S">2016MNRAS.460.1233S</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1093%2Fmnras%2Fstw1065">10.1093/mnras/stw1065</a></span>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:118853024">118853024</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Monthly+Notices+of+the+Royal+Astronomical+Society&rft.atitle=All+known+hot+RCB+stars+are+fading+fast+over+the+last+century&rft.volume=460&rft.issue=2&rft.pages=1233-1242&rft.date=2016-08&rft_id=info%3Aarxiv%2F1605.02091&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A118853024%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1093%2Fmnras%2Fstw1065&rft_id=info%3Abibcode%2F2016MNRAS.460.1233S&rft.au=Schaefer%2C+Bradley+E.&rft_id=https%3A%2F%2Fdoi.org%2F10.1093%252Fmnras%252Fstw1065&rfr_id=info%3Asid%2Fen.wikipedia.org%3ADY+Centauri" class="Z3988"></span></span> </li> <li id="cite_note-2MASS-2"><span class="mw-cite-backlink">^ <a href="#cite_ref-2MASS_2-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-2MASS_2-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCutriSkrutskieVan_DykBeichman2003" class="citation journal cs1">Cutri, Roc M.; Skrutskie, Michael F.; Van Dyk, Schuyler D.; Beichman, Charles A.; Carpenter, John M.; Chester, Thomas; Cambresy, Laurent; Evans, Tracey E.; Fowler, John W.; Gizis, John E.; Howard, Elizabeth V.; Huchra, John P.; Jarrett, Thomas H.; Kopan, Eugene L.; Kirkpatrick, J. Davy; Light, Robert M.; Marsh, Kenneth A.; McCallon, Howard L.; Schneider, Stephen E.; Stiening, Rae; Sykes, Matthew J.; Weinberg, Martin D.; Wheaton, William A.; Wheelock, Sherry L.; Zacarias, N. 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.hlist td ol,.mw-parser-output .navbox .hlist td ul,.mw-parser-output .navbox td.hlist dl,.mw-parser-output .navbox td.hlist ol,.mw-parser-output .navbox td.hlist ul{padding:0.125em 0}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Constellation_of_Centaurus" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2" style="text-align: center;"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Centaurus" title="Template:Centaurus"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Centaurus" title="Template talk:Centaurus"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Centaurus" title="Special:EditPage/Template:Centaurus"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Constellation_of_Centaurus" style="font-size:114%;margin:0 4em"><a href="/wiki/Centaurus_(constellation)" class="mw-redirect" title="Centaurus (constellation)">Constellation of Centaurus</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2" style="text-align: center;"><div> <ul><li><a href="/wiki/List_of_stars_in_Centaurus" title="List of stars in Centaurus">List of stars in Centaurus</a></li> <li><a href="/wiki/Centaurus_in_Chinese_astronomy" title="Centaurus in Chinese astronomy">Centaurus in Chinese astronomy</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:55px"><a href="/wiki/Star" title="Star">Stars</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Bayer_designation" title="Bayer designation">Bayer</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Alpha_Centauri" title="Alpha Centauri">α</a> <ul><li><a href="/wiki/Alpha_Centauri_A" class="mw-redirect" title="Alpha Centauri A">A (Rigil Kentaurus)</a></li> <li><a href="/wiki/Alpha_Centauri_B" class="mw-redirect" title="Alpha Centauri B">B (Toliman)</a></li> <li><a href="/wiki/Proxima_Centauri" title="Proxima Centauri">C (Proxima Centauri)</a></li></ul></li> <li><a href="/wiki/Beta_Centauri" title="Beta Centauri">β (Hadar)</a></li> <li><a href="/wiki/Gamma_Centauri" title="Gamma Centauri">γ (Muhlifain)</a></li> <li><a href="/wiki/Delta_Centauri" title="Delta Centauri">δ</a></li> <li><a href="/wiki/Epsilon_Centauri" title="Epsilon Centauri">ε</a></li> <li><a href="/wiki/Zeta_Centauri" title="Zeta Centauri">ζ (Alnair)</a></li> <li><a href="/wiki/Eta_Centauri" title="Eta Centauri">η</a></li> <li><a href="/wiki/Theta_Centauri" title="Theta Centauri">θ (Menkent)</a></li> <li><a href="/wiki/Iota_Centauri" title="Iota Centauri">ι</a></li> <li><a href="/wiki/Kappa_Centauri" title="Kappa Centauri">κ</a></li> <li><a href="/wiki/Lambda_Centauri" title="Lambda Centauri">λ</a></li> <li><a href="/wiki/Mu_Centauri" title="Mu Centauri">μ</a></li> <li><a href="/wiki/Nu_Centauri" title="Nu Centauri">ν</a></li> <li><a href="/wiki/Xi1_Centauri" title="Xi1 Centauri">ξ<sup>1</sup></a></li> <li><a href="/wiki/Xi2_Centauri" title="Xi2 Centauri">ξ<sup>2</sup></a></li> <li><a href="/wiki/Omicron1_Centauri" title="Omicron1 Centauri">ο<sup>1</sup></a></li> <li><a href="/wiki/Omicron2_Centauri" title="Omicron2 Centauri">ο<sup>2</sup></a></li> <li><a href="/wiki/Pi_Centauri" title="Pi Centauri">π</a></li> <li><a href="/wiki/Rho_Centauri" title="Rho Centauri">ρ</a></li> <li><a href="/wiki/Sigma_Centauri" title="Sigma Centauri">σ</a></li> <li><a href="/wiki/Tau_Centauri" title="Tau Centauri">τ</a></li> <li><a href="/wiki/Upsilon1_Centauri" title="Upsilon1 Centauri">υ<sup>1</sup></a></li> <li><a href="/wiki/Upsilon2_Centauri" title="Upsilon2 Centauri">υ<sup>2</sup></a></li> <li><a href="/wiki/Phi_Centauri" title="Phi Centauri">φ</a></li> <li><a href="/wiki/Chi_Centauri" title="Chi Centauri">χ</a></li> <li><a href="/wiki/Psi_Centauri" title="Psi Centauri">ψ</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Flamsteed_designation" title="Flamsteed designation">Flamsteed</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/1_Centauri" title="1 Centauri">1 (i)</a></li> <li><a href="/wiki/2_Centauri" title="2 Centauri">2 (g)</a></li> <li><a href="/wiki/3_Centauri" title="3 Centauri">3 (k)</a></li> <li><a href="/wiki/4_Centauri" title="4 Centauri">4 (h)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Variable_star_designation" class="mw-redirect" title="Variable star designation">Variable</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/R_Centauri" title="R Centauri">R</a></li> <li><a href="/wiki/T_Centauri" title="T Centauri">T</a></li> <li><a href="/wiki/U_Centauri" title="U Centauri">U</a></li> <li><a href="/wiki/V_Centauri" title="V Centauri">V</a></li> <li><a href="/wiki/Y_Centauri" title="Y Centauri">Y</a></li> <li><a href="/wiki/RR_Centauri" title="RR Centauri">RR</a></li> <li><a href="/wiki/SV_Centauri" title="SV Centauri">SV</a></li> <li><a href="/wiki/SX_Centauri" title="SX Centauri">SX</a></li> <li><a href="/wiki/BV_Centauri" title="BV Centauri">BV</a></li> <li><a class="mw-selflink selflink">DY</a></li> <li><a href="/wiki/UY_Centauri" title="UY Centauri">UY</a></li> <li><a href="/wiki/V346_Centauri" title="V346 Centauri">V346</a></li> <li><a href="/wiki/V744_Centauri" title="V744 Centauri">V744</a></li> <li><a href="/wiki/V752_Centauri" title="V752 Centauri">V752</a></li> <li><a href="/wiki/HD_125823" title="HD 125823">V761 (a)</a></li> <li><a href="/wiki/V763_Centauri" title="V763 Centauri">V763 (C<sup>1</sup>)</a></li> <li><a href="/wiki/HR_5171" title="HR 5171">V766</a></li> <li><a href="/wiki/Centaurus_X-3" title="Centaurus X-3">V779</a></li> <li><a href="/wiki/V803_Centauri" title="V803 Centauri">V803</a></li> <li><a href="/wiki/V810_Centauri" title="V810 Centauri">V810</a></li> <li><a href="/wiki/Przybylski%27s_Star" title="Przybylski's Star">V816 (Przybylski's Star)</a></li> <li><a href="/wiki/V831_Centauri" title="V831 Centauri">V831</a></li> <li><a href="/wiki/V842_Centauri" title="V842 Centauri">V842</a></li> <li><a href="/wiki/HD_101584" title="HD 101584">V885</a></li> <li><a href="/wiki/BPM_37093" title="BPM 37093">V886</a></li> <li><a href="/wiki/HD_105382" title="HD 105382">V863</a></li> <li><a href="/wiki/H_Centauri" title="H Centauri">V945 (H)</a></li> <li><a href="/wiki/PDS_70" title="PDS 70">V1032</a></li> <li><a href="/wiki/V1369_Centauri" title="V1369 Centauri">V1369</a></li> <li><a href="/wiki/V1400_Centauri" title="V1400 Centauri">V1400</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Bright_Star_Catalogue" title="Bright Star Catalogue">HR</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HD_100673" title="HD 100673">4460 (A)</a></li> <li><a href="/wiki/HD_100825" title="HD 100825">4466 (C<sup>2</sup>)</a></li> <li><a href="/wiki/C3_Centauri" title="C3 Centauri">4476 (C<sup>3</sup>)</a></li> <li><a href="/wiki/HD_101570" title="HD 101570">4499</a></li> <li><a href="/wiki/HD_102350" title="HD 102350">4522</a></li> <li><a href="/wiki/HD_102365" title="HD 102365">4523</a></li> <li><a href="/wiki/HD_102776" title="HD 102776">4537 (j)</a></li> <li><a href="/wiki/HD_102964" title="HD 102964">4546 (B)</a></li> <li><a href="/wiki/E_Centauri" title="E Centauri">4620 (E)</a></li> <li><a href="/wiki/D_Centauri" title="D Centauri">4652 (D)</a></li> <li><a href="/wiki/F_Centauri" title="F Centauri">4682 (F)</a></li> <li><a href="/wiki/X1_Centauri" title="X1 Centauri">4712 (x<sup>1</sup>)</a></li> <li><a href="/wiki/HD_108063" title="HD 108063">4721</a></li> <li><a href="/wiki/X2_Centauri" title="X2 Centauri">4724 (x<sup>2</sup>)</a></li> <li><a href="/wiki/G_Centauri" title="G Centauri">4732 (G)</a></li> <li><a href="/wiki/HD_108541" title="HD 108541">4748 (u)</a></li> <li><a href="/wiki/HR_4796" title="HR 4796">4796</a></li> <li><a href="/wiki/HD_110073" title="HD 110073">4817 (l)</a></li> <li><a href="/wiki/HD_110458" title="HD 110458">4831 (w)</a></li> <li><a href="/wiki/HD_111597" title="HD 111597">4874 (p)</a></li> <li><a href="/wiki/HD_111915" title="HD 111915">4888 (e)</a></li> <li><a href="/wiki/HD_111968" title="HD 111968">4889 (n)</a></li> <li><a href="/wiki/HD_113703" title="HD 113703">4940 (f)</a></li> <li><a href="/wiki/HD_114613" title="HD 114613">4979</a></li> <li><a href="/wiki/HD_114837" title="HD 114837">4989</a></li> <li><a href="/wiki/HD_115310" title="HD 115310">5006 (r)</a></li> <li><a href="/wiki/J_Centauri" title="J Centauri">5035 (J)</a></li> <li><a href="/wiki/HD_116243" title="HD 116243">5041 (m)</a></li> <li><a href="/wiki/K_Centauri" title="K Centauri">5071 (K)</a></li> <li><a href="/wiki/HD_117440" title="HD 117440">5089 (d)</a></li> <li><a href="/wiki/Q_Centauri" title="Q Centauri">5141 (Q)</a></li> <li><a href="/wiki/M_Centauri" title="M Centauri">5172 (M)</a></li> <li><a href="/wiki/HD_119921" title="HD 119921">5174 (z)</a></li> <li><a href="/wiki/N_Centauri" title="N Centauri">5207 (N)</a></li> <li><a href="/wiki/HD_120987" title="HD 120987">5222 (y)</a></li> <li><a href="/wiki/HD_121056" title="HD 121056">5224</a></li> <li><a href="/wiki/HD_121474" title="HD 121474">5241</a></li> <li><a href="/wiki/HD_123569" title="HD 123569">5297</a></li> <li><a href="/wiki/HD_125288" title="HD 125288">5358 (v)</a></li> <li><a href="/wiki/HD_125628" title="HD 125628">5371</a></li> <li><a href="/wiki/HD_129116" title="HD 129116">5471 (b)</a></li> <li><a href="/wiki/HD_129456" title="HD 129456">5485 (c<sup>1</sup>)</a></li> <li><a href="/wiki/HD_129685" title="HD 129685">5489 (c<sup>2</sup>)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Henry_Draper_Catalogue" title="Henry Draper Catalogue">HD</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HD_97413" title="HD 97413">97413</a></li> <li><a href="/wiki/HD_98176" title="HD 98176">98176</a></li> <li><a href="/wiki/HD_100453" title="HD 100453">100453</a></li> <li><a href="/wiki/HD_101930" title="HD 101930">101930</a></li> <li><a href="/wiki/HD_102117" title="HD 102117">102117 (Uklun)</a></li> <li><a href="/wiki/HD_103197" title="HD 103197">103197</a></li> <li><a href="/wiki/HD_107914" title="HD 107914">107914</a></li> <li><a href="/wiki/HD_108236" title="HD 108236">108236</a></li> <li><a href="/wiki/HD_109749" title="HD 109749">109749</a></li> <li><a href="/wiki/HD_110113" title="HD 110113">110113</a></li> <li><a href="/wiki/HD_113538" title="HD 113538">113538</a></li> <li><a href="/wiki/HD_113766" title="HD 113766">113766</a></li> <li><a href="/wiki/HD_114386" title="HD 114386">114386</a></li> <li><a href="/wiki/HD_114729" title="HD 114729">114729</a></li> <li><a href="/wiki/HD_115600" title="HD 115600">115600</a></li> <li><a href="/wiki/HIP_65426" class="mw-redirect" title="HIP 65426">116434</a></li> <li><a href="/wiki/HD_117207" title="HD 117207">117207</a></li> <li><a href="/wiki/HD_117618" title="HD 117618">117618 (Dofida)</a></li> <li><a href="/wiki/HD_121228" title="HD 121228">121228</a></li> <li><a href="/wiki/HD_121504" title="HD 121504">121504</a></li> <li><a href="/wiki/HD_124448" title="HD 124448">124448</a></li> <li><a href="/wiki/HD_125072" title="HD 125072">125072</a></li> <li><a href="/wiki/HD_125595" title="HD 125595">125595</a></li> <li><a href="/wiki/HD_131399" title="HD 131399">131399</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/2MASS_J11263991%E2%88%925003550" title="2MASS J11263991−5003550">2MASS J1126−5003</a></li> <li><a href="/wiki/2M1207" title="2M1207">2M1207</a></li> <li><a href="/wiki/Gaia_BH2" title="Gaia BH2">Gaia BH2</a></li> <li><a href="/wiki/GJ_3737" class="mw-redirect" title="GJ 3737">GJ 3737</a></li> <li><a href="/wiki/J1407b" title="J1407b">J1407b</a></li> <li><a href="/wiki/PSR_B1259%E2%88%9263/LS_2883" title="PSR B1259−63/LS 2883">PSR B1259−63/LS 2883</a></li> <li><a href="/wiki/PSR_J1311%E2%80%933430" title="PSR J1311–3430">PSR J1311–3430</a></li> <li><a href="/wiki/WASP-15" title="WASP-15">WASP-15 (Nyamien)</a></li> <li><a href="/wiki/WASP-41" title="WASP-41">WASP-41</a></li> <li><a href="/wiki/WASP-42" title="WASP-42">WASP-42</a></li> <li><a href="/wiki/CD%E2%88%9234_8618" title="CD−34 8618">WASP-167/KELT-13</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Exoplanets" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Exoplanet" title="Exoplanet">Exoplanets</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/2M1207b" title="2M1207b">2M1207b</a></li> <li><a href="/wiki/B_Centauri_b" title="B Centauri b">b Centauri b</a></li> <li><a href="/wiki/HD_102117_b" title="HD 102117 b">HD 102117 b</a></li> <li><a href="/wiki/HD_103197_b" title="HD 103197 b">HD 103197 b</a></li> <li><a href="/wiki/HD_109749_b" title="HD 109749 b">HD 109749 b</a></li> <li><a href="/wiki/HD_101930_b" title="HD 101930 b">HD 101930 b</a></li> <li><a href="/wiki/HD_113538_b" title="HD 113538 b">HD 113538 b</a></li> <li><a href="/wiki/HD_113538_c" title="HD 113538 c">c</a></li> <li><a href="/wiki/HD_114386_b" title="HD 114386 b">HD 114386 b</a></li> <li><a href="/wiki/HD_114729_b" title="HD 114729 b">HD 114729 b</a></li> <li><a href="/wiki/HD_117207_b" title="HD 117207 b">HD 117207 b</a></li> <li><a href="/wiki/HD_117618_b" title="HD 117618 b">HD 117618 b</a></li> <li><a href="/wiki/HD_121504_b" title="HD 121504 b">HD 121504 b</a></li> <li><a href="/wiki/HIP_65426_b" title="HIP 65426 b">HIP 65426 b</a></li> <li><a href="/wiki/HIP_67522_b" title="HIP 67522 b">HIP 67522 b</a></li> <li><a href="/wiki/Proxima_Centauri_b" title="Proxima Centauri b">Proxima Centauri b</a></li> <li><a href="/wiki/Proxima_Centauri_c" title="Proxima Centauri c">c</a></li> <li><a href="/wiki/Proxima_Centauri_d" title="Proxima Centauri d">d</a></li> <li><a href="/wiki/WASP-15b" title="WASP-15b">WASP-15b</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Star_clusters" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Star_cluster" title="Star cluster">Star clusters</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/IC_2944" title="IC 2944">IC 2944</a></li> <li><a href="/wiki/NGC_3766" title="NGC 3766">NGC 3766</a></li> <li><a href="/wiki/NGC_4230" title="NGC 4230">NGC 4230</a></li> <li><a href="/wiki/NGC_5286" title="NGC 5286">NGC 5286</a></li> <li><a href="/wiki/NGC_5281" title="NGC 5281">NGC 5281</a></li> <li><a href="/wiki/NGC_5316" title="NGC 5316">NGC 5316</a></li> <li><a href="/wiki/NGC_5460" title="NGC 5460">NGC 5460</a></li> <li><a href="/wiki/NGC_5617" title="NGC 5617">NGC 5617</a></li> <li><a href="/wiki/NGC_5662" title="NGC 5662">NGC 5662</a></li> <li><a href="/wiki/Omega_Centauri" title="Omega Centauri">ω</a></li> <li><a href="/wiki/Scorpius%E2%80%93Centaurus_association" title="Scorpius–Centaurus association">Scorpius–Centaurus association</a></li> <li><a href="/wiki/Stock_16" title="Stock 16">Stock 16</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Nebulae" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Nebula" title="Nebula">Nebulae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Boomerang_Nebula" title="Boomerang Nebula">Boomerang Nebula</a></li> <li><a href="/wiki/Fleming_1" title="Fleming 1">Fleming 1</a></li> <li><a href="/wiki/G292.0%2B01.8" title="G292.0+01.8">G292.0+1.8</a></li> <li><a href="/wiki/IC_2944" title="IC 2944">IC 2944</a></li> <li><a href="/wiki/NGC_3918" title="NGC 3918">NGC 3918</a></li> <li><a href="/wiki/NGC_5307" title="NGC 5307">NGC 5307</a></li> <li><a href="/wiki/RCW_79" title="RCW 79">RCW 79</a></li> <li><a href="/wiki/Southern_Crab_Nebula" title="Southern Crab Nebula">Southern Crab Nebula</a></li> <li><a href="/wiki/SN_185" title="SN 185">SN 185</a> <small>(RCW 86)</small></li> <li><a href="/wiki/SuWt_2" title="SuWt 2">SuWt 2</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:55px"><a href="/wiki/Galaxy" title="Galaxy">Galaxies</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/New_General_Catalogue" title="New General Catalogue">NGC</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/NGC_3783" title="NGC 3783">3783</a></li> <li><a href="/wiki/NGC_4444" title="NGC 4444">4444</a></li> <li><a href="/wiki/NGC_4603" title="NGC 4603">4603</a></li> <li><a href="/wiki/NGC_4622" title="NGC 4622">4622</a></li> <li><a href="/wiki/NGC_4650A" title="NGC 4650A">4650A</a></li> <li><a href="/wiki/NGC_4683" title="NGC 4683">4683</a></li> <li><a href="/wiki/NGC_4696" title="NGC 4696">4696</a></li> <li><a href="/wiki/NGC_4706" title="NGC 4706">4706</a></li> <li><a href="/wiki/NGC_4709" title="NGC 4709">4709</a></li> <li><a href="/wiki/NGC_4729" title="NGC 4729">4729</a></li> <li><a href="/wiki/NGC_4730" title="NGC 4730">4730</a></li> <li><a href="/wiki/NGC_4743" title="NGC 4743">4743</a></li> <li><a href="/wiki/NGC_4744" title="NGC 4744">4744</a></li> <li><a href="/wiki/NGC_4945" title="NGC 4945">4945</a></li> <li><a href="/wiki/NGC_4976" title="NGC 4976">4976</a></li> <li><a href="/wiki/NGC_5011" title="NGC 5011">5011</a> <ul><li><a href="/wiki/NGC_5011A" class="mw-redirect" title="NGC 5011A">A</a></li></ul></li> <li><a href="/wiki/NGC_5026" title="NGC 5026">5026</a></li> <li><a href="/wiki/NGC_5090_and_NGC_5091" title="NGC 5090 and NGC 5091">5090</a></li> <li><a href="/wiki/NGC_5090_and_NGC_5091" title="NGC 5090 and NGC 5091">5091</a></li> <li><a href="/wiki/NGC_5102" title="NGC 5102">5102</a></li> <li><a href="/wiki/NGC_5114" title="NGC 5114">5114</a></li> <li><a href="/wiki/Centaurus_A" title="Centaurus A">5128 (Centaurus A)</a></li> <li><a href="/wiki/NGC_5161" title="NGC 5161">5161</a></li> <li><a href="/wiki/NGC_5253" title="NGC 5253">5253</a></li> <li><a href="/wiki/NGC_5291" title="NGC 5291">5291</a></li> <li><a href="/wiki/NGC_5398" title="NGC 5398">5398</a></li> <li><a href="/wiki/NGC_5408" title="NGC 5408">5408</a></li> <li><a href="/wiki/NGC_5419" title="NGC 5419">5419</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px">Other</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/ESO_269-57" title="ESO 269-57">ESO 269-57</a></li> <li><a href="/wiki/ESO_325-G004" class="mw-redirect" title="ESO 325-G004">ESO 325-G004</a></li> <li><a href="/wiki/ESO_383-76" title="ESO 383-76">ESO 383-76</a></li> <li><a href="/wiki/ESO_444-46" title="ESO 444-46">ESO 444-46</a></li> <li><a href="/wiki/Fourcade-Figueroa_Object" title="Fourcade-Figueroa Object">Fourcade-Figueroa Object</a></li> <li><a href="/wiki/IRAS_13224-3809" title="IRAS 13224-3809">IRAS 13224-3809</a></li> <li><a href="/wiki/PKS_1144-379" title="PKS 1144-379">PKS 1144-379</a></li> <li><a href="/wiki/PKS_1353%E2%88%92341" title="PKS 1353−341">PKS 1353−341</a></li> <li><a href="/wiki/PKS_1424-418" title="PKS 1424-418">PKS 1424-418</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Galaxy_clusters" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Galaxy_cluster" title="Galaxy cluster">Galaxy clusters</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Abell_S740" title="Abell S740">Abell S740</a></li> <li><a href="/wiki/Shapley_Supercluster" title="Shapley Supercluster">Shapley Supercluster</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Astronomical_events" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Transient_astronomical_event" class="mw-redirect" title="Transient astronomical event">Astronomical events</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/SN_185" title="SN 185">SN 185</a></li> <li><a href="/wiki/SN_1895B" title="SN 1895B">SN 1895B</a></li> <li><a href="/wiki/SN_1986G" title="SN 1986G">SN 1986G</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td class="navbox-abovebelow" colspan="2" style="text-align: center;"><div><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <a href="/wiki/Category:Centaurus" title="Category:Centaurus">Category</a></div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=DY_Centauri&oldid=1235114640">https://en.wikipedia.org/w/index.php?title=DY_Centauri&oldid=1235114640</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Centaurus" title="Category:Centaurus">Centaurus</a></li><li><a href="/wiki/Category:Objects_with_variable_star_designations" title="Category:Objects with variable star designations">Objects with variable star designations</a></li><li><a href="/wiki/Category:R_Coronae_Borealis_variables" title="Category:R Coronae Borealis variables">R Coronae Borealis variables</a></li><li><a href="/wiki/Category:2MASS_objects" title="Category:2MASS objects">2MASS objects</a></li><li><a href="/wiki/Category:B-type_supergiants" title="Category:B-type supergiants">B-type supergiants</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:Articles_with_short_description" title="Category:Articles with short description">Articles with short description</a></li><li><a href="/wiki/Category:Short_description_matches_Wikidata" title="Category:Short description matches Wikidata">Short description matches Wikidata</a></li></ul></div></div> </div> </main> </div> <div 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