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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">Binary star system in the constellation Lupus</div> <table class="infobox" style="width: 22em; font-size: 88%; line-height: 1.5em"> <caption style="font-size: 125%; font-weight: bold">Omicron Lupi </caption> <tbody><tr> <th style="text-align: center; background-color: #FFFFC0;" colspan="2">Observation data<br /><a href="/wiki/Epoch_(astronomy)" title="Epoch (astronomy)">Epoch</a> <a href="/wiki/J2000.0" class="mw-redirect" title="J2000.0">J2000.0</a>      <a href="/wiki/Equinox_(celestial_coordinates)" title="Equinox (celestial coordinates)">Equinox</a> <a href="/wiki/J2000.0" class="mw-redirect" title="J2000.0">J2000.0</a> (<a href="/wiki/International_Celestial_Reference_System" class="mw-redirect" title="International Celestial Reference System">ICRS</a>) </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/Lupus_(constellation)" title="Lupus (constellation)">Lupus</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">14<sup>h</sup> 51<sup>m</sup> 38.30289<sup>s</sup></span><sup id="cite_ref-vanLeeuwen2007_1-0" class="reference"><a href="#cite_note-vanLeeuwen2007-1"><span class="cite-bracket">[</span>1<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>−43° 34′ 31.2965″<sup id="cite_ref-vanLeeuwen2007_1-1" class="reference"><a href="#cite_note-vanLeeuwen2007-1"><span class="cite-bracket">[</span>1<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>4.323<sup id="cite_ref-Cousins1973_2-0" class="reference"><a href="#cite_note-Cousins1973-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> <span class="nowrap">(4.84 + 5.27)</span><sup id="cite_ref-Eggleton2008_3-0" class="reference"><a href="#cite_note-Eggleton2008-3"><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>B5 IV<sup id="cite_ref-Eggleton2008_3-1" class="reference"><a href="#cite_note-Eggleton2008-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left">U−B <a href="/wiki/Color_index" title="Color index">color index</a> </th> <td>−0.620<sup id="cite_ref-Cousins1973_2-1" class="reference"><a href="#cite_note-Cousins1973-2"><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">B−V <a href="/wiki/Color_index" title="Color index">color index</a> </th> <td>−0.159<sup id="cite_ref-Cousins1973_2-2" class="reference"><a href="#cite_note-Cousins1973-2"><span class="cite-bracket">[</span>2<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><span class="nowrap"><span data-sort-value="7000730000000000000♠"></span>+7.30<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.74</span><sup id="cite_ref-deBruijne2012_4-0" class="reference"><a href="#cite_note-deBruijne2012-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> km/s</td></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Proper_motion" title="Proper motion">Proper motion</a> (μ)</b></td><td> <abbr title="Right Ascension">RA:</abbr> −25.20<sup id="cite_ref-vanLeeuwen2007_1-2" class="reference"><a href="#cite_note-vanLeeuwen2007-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a>/<a href="/wiki/Year" title="Year">yr</a> <br /> <abbr title="Declination">Dec.:</abbr> −27.13<sup id="cite_ref-vanLeeuwen2007_1-3" class="reference"><a href="#cite_note-vanLeeuwen2007-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a>/<a href="/wiki/Year" title="Year">yr</a> </td></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Stellar_parallax" title="Stellar parallax">Parallax</a> (π)</b></td><td>8.07 ± 0.59 <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a><sup id="cite_ref-vanLeeuwen2007_1-4" class="reference"><a href="#cite_note-vanLeeuwen2007-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></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>400 ± 30 <a href="/wiki/Light-year" title="Light-year">ly</a> <br />(124 ± 9 <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><span class="nowrap"><span data-sort-value="2999880000000000000♠"></span>−1.2<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.3</span><sup id="cite_ref-Petit2013_5-0" class="reference"><a href="#cite_note-Petit2013-5"><span class="cite-bracket">[</span>5<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">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><span class="nowrap"><span data-sort-value="7000570000000000000♠"></span>5.7<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.2</span><sup id="cite_ref-Petit2013_5-1" class="reference"><a href="#cite_note-Petit2013-5"><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>3.5<sup id="cite_ref-Petit2013_5-2" class="reference"><a href="#cite_note-Petit2013-5"><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/Luminosity" title="Luminosity">Luminosity</a></b></td><td>1,260<sup id="cite_ref-Petit2013_5-3" class="reference"><a href="#cite_note-Petit2013-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Solar_luminosity" title="Solar luminosity"><var>L</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><span class="nowrap"><span data-sort-value="7000409999999999999♠"></span>4.1<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.1</span><sup id="cite_ref-Petit2013_5-4" class="reference"><a href="#cite_note-Petit2013-5"><span class="cite-bracket">[</span>5<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>18,000<sup id="cite_ref-Alecian2011_6-0" class="reference"><a href="#cite_note-Alecian2011-6"><span class="cite-bracket">[</span>6<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>25<sup id="cite_ref-Alecian2011_6-1" class="reference"><a href="#cite_note-Alecian2011-6"><span class="cite-bracket">[</span>6<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/Bayer_designation" title="Bayer designation">ο Lup</a>, <a href="/wiki/Durchmusterung" title="Durchmusterung">CD</a>−43° 9391, <a href="/wiki/Henry_Draper_Catalogue" title="Henry Draper Catalogue">HD</a> 130807, <a href="/wiki/Hipparcos_Catalogue" class="mw-redirect" title="Hipparcos Catalogue">HIP</a> 72683, <a href="/wiki/Harvard_Revised_catalogue" class="mw-redirect" title="Harvard Revised catalogue">HR</a> 5528, <a href="/wiki/Smithsonian_Astrophysical_Observatory_Star_Catalog" title="Smithsonian Astrophysical Observatory Star Catalog">SAO</a> 225248.<sup id="cite_ref-SIMBAD_7-0" class="reference"><a href="#cite_note-SIMBAD-7"><span class="cite-bracket">[</span>7<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=omi+Lup">data</a></td></tr> </tbody></table> <p><b>Omicron Lupi</b> (<b>ο Lup</b>) is a <a href="/wiki/Binary_star" title="Binary star">binary star</a><sup id="cite_ref-Eggleton2008_3-2" class="reference"><a href="#cite_note-Eggleton2008-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> in the <a href="/wiki/Southern_celestial_hemisphere" title="Southern celestial hemisphere">southern</a> <a href="/wiki/Constellation" title="Constellation">constellation</a> of <a href="/wiki/Lupus_(constellation)" title="Lupus (constellation)">Lupus</a>. It is a visible to the naked eye with a combined <a href="/wiki/Apparent_visual_magnitude" class="mw-redirect" title="Apparent visual magnitude">apparent visual magnitude</a> of 4.323.<sup id="cite_ref-Cousins1973_2-3" class="reference"><a href="#cite_note-Cousins1973-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Based upon an annual <a href="/wiki/Stellar_parallax" title="Stellar parallax">parallax shift</a> of 8.07 <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a> as seen from Earth,<sup id="cite_ref-vanLeeuwen2007_1-5" class="reference"><a href="#cite_note-vanLeeuwen2007-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> it is located around 400 <a href="/wiki/Light-year" title="Light-year">light-years</a> from the <a href="/wiki/Sun" title="Sun">Sun</a>, give or take 30 light-years. At that distance, the visual magnitude of the system is diminished by an <a href="/wiki/Extinction_(astronomy)" title="Extinction (astronomy)">extinction factor</a> of <span class="nowrap"><span data-sort-value="6999130000000000000♠"></span>0.13<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.01</span> due to <a href="/wiki/Interstellar_dust" class="mw-redirect" title="Interstellar dust">interstellar dust</a>.<sup id="cite_ref-Petit2013_5-5" class="reference"><a href="#cite_note-Petit2013-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> It is a member of the Upper Centaurus–Lupus<sup id="cite_ref-Chen2012_8-0" class="reference"><a href="#cite_note-Chen2012-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> subgroup of the nearby <a href="/wiki/Scorpius%E2%80%93Centaurus_association" title="Scorpius–Centaurus association">Scorpius–Centaurus association</a>.<sup id="cite_ref-Alecian2011_6-2" class="reference"><a href="#cite_note-Alecian2011-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p><p>This is a <a href="/wiki/Visual_binary" title="Visual binary">visual binary</a> star system with the components having an <a href="/wiki/Angular_separation" class="mw-redirect" title="Angular separation">angular separation</a> of 0.1 <a href="/wiki/Arcsecond" class="mw-redirect" title="Arcsecond">arcsecond</a>.<sup id="cite_ref-Chen2012_8-1" class="reference"><a href="#cite_note-Chen2012-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> The primary, component A, is a magnitude 4.84 <a href="/wiki/B-type_star" class="mw-redirect" title="B-type star">B-type</a> <a href="/wiki/Subgiant" title="Subgiant">subgiant</a> star with a <a href="/wiki/Stellar_classification" title="Stellar classification">stellar classification</a> of B5 V.<sup id="cite_ref-Eggleton2008_3-3" class="reference"><a href="#cite_note-Eggleton2008-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> It displays <a href="/wiki/Radial_velocity" title="Radial velocity">radial velocity</a> variations indicating it has an unseen second companion orbiting at a separation of at least 17 <a href="/wiki/Astronomical_unit" title="Astronomical unit">AU</a> with a period of 27 years or more.<sup id="cite_ref-Alecian2011_6-3" class="reference"><a href="#cite_note-Alecian2011-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> The spectrum of the primary displays a <a href="/wiki/Zeeman_effect" title="Zeeman effect">Zeeman effect</a> indicating a <a href="/wiki/Stellar_magnetic_field" title="Stellar magnetic field">magnetic field</a> with a strength ranging from −94 to 677 <a href="/wiki/Gauss_(unit)" title="Gauss (unit)">G</a>.<sup id="cite_ref-Alecian2011_6-4" class="reference"><a href="#cite_note-Alecian2011-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> The visible companion, component B, has a visual magnitude of 5.27.<sup id="cite_ref-Eggleton2008_3-4" class="reference"><a href="#cite_note-Eggleton2008-3"><span class="cite-bracket">[</span>3<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=Omicron_Lupi&action=edit&section=1" 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-vanLeeuwen2007-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-vanLeeuwen2007_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-vanLeeuwen2007_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-vanLeeuwen2007_1-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-vanLeeuwen2007_1-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-vanLeeuwen2007_1-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-vanLeeuwen2007_1-5"><sup><i><b>f</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="CITEREFvan_Leeuwen2007" class="citation cs2">van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction", <i>Astronomy and Astrophysics</i>, <b>474</b> (2): 653–664, <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/0708.1752">0708.1752</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/2007A&A...474..653V">2007A&A...474..653V</a>, <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1051%2F0004-6361%3A20078357">10.1051/0004-6361:20078357</a>, <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:18759600">18759600</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Astronomy+and+Astrophysics&rft.atitle=Validation+of+the+new+Hipparcos+reduction&rft.volume=474&rft.issue=2&rft.pages=653-664&rft.date=2007&rft_id=info%3Aarxiv%2F0708.1752&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A18759600%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1051%2F0004-6361%3A20078357&rft_id=info%3Abibcode%2F2007A%26A...474..653V&rft.aulast=van+Leeuwen&rft.aufirst=F.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOmicron+Lupi" class="Z3988"></span></span> </li> <li id="cite_note-Cousins1973-2"><span class="mw-cite-backlink">^ <a href="#cite_ref-Cousins1973_2-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Cousins1973_2-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Cousins1973_2-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-Cousins1973_2-3"><sup><i><b>d</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCousins1973" class="citation cs2">Cousins, A. W. J. (1973), "Revised zero points and UBV photometry of stars in the Harvard E and F regions", <i>Memoirs of the Royal Astronomical Society</i>, <b>77</b>: 223–236, <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/1973MmRAS..77..223C">1973MmRAS..77..223C</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Memoirs+of+the+Royal+Astronomical+Society&rft.atitle=Revised+zero+points+and+UBV+photometry+of+stars+in+the+Harvard+E+and+F+regions&rft.volume=77&rft.pages=223-236&rft.date=1973&rft_id=info%3Abibcode%2F1973MmRAS..77..223C&rft.aulast=Cousins&rft.aufirst=A.+W.+J.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOmicron+Lupi" class="Z3988"></span></span> </li> <li id="cite_note-Eggleton2008-3"><span class="mw-cite-backlink">^ <a href="#cite_ref-Eggleton2008_3-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Eggleton2008_3-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Eggleton2008_3-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-Eggleton2008_3-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-Eggleton2008_3-4"><sup><i><b>e</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFEggletonTokovinin2008" class="citation cs2">Eggleton, P. P.; Tokovinin, A. A. (September 2008), "A catalogue of multiplicity among bright stellar systems", <i><a href="/wiki/Monthly_Notices_of_the_Royal_Astronomical_Society" title="Monthly Notices of the Royal Astronomical Society">Monthly Notices of the Royal Astronomical Society</a></i>, <b>389</b> (2): 869–879, <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/0806.2878">0806.2878</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/2008MNRAS.389..869E">2008MNRAS.389..869E</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/10.1111%2Fj.1365-2966.2008.13596.x">10.1111/j.1365-2966.2008.13596.x</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:14878976">14878976</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=A+catalogue+of+multiplicity+among+bright+stellar+systems&rft.volume=389&rft.issue=2&rft.pages=869-879&rft.date=2008-09&rft_id=info%3Aarxiv%2F0806.2878&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A14878976%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1111%2Fj.1365-2966.2008.13596.x&rft_id=info%3Abibcode%2F2008MNRAS.389..869E&rft.aulast=Eggleton&rft.aufirst=P.+P.&rft.au=Tokovinin%2C+A.+A.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AOmicron+Lupi" class="Z3988"></span></span> </li> <li id="cite_note-deBruijne2012-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-deBruijne2012_4-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFde_BruijneEilers2012" class="citation cs2">de Bruijne, J. 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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:Lupus_(constellation)" title="Template:Lupus (constellation)"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Lupus_(constellation)" title="Template talk:Lupus (constellation)"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Lupus_(constellation)" title="Special:EditPage/Template:Lupus (constellation)"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Constellation_of_Lupus" style="font-size:114%;margin:0 4em"><a href="/wiki/Lupus_(constellation)" title="Lupus (constellation)">Constellation of Lupus</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_Lupus" title="List of stars in Lupus">List of stars in Lupus</a></li> <li><a href="/wiki/Lupus_in_Chinese_astronomy" title="Lupus in Chinese astronomy">Lupus 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_Lupi" title="Alpha Lupi">α</a></li> <li><a href="/wiki/Beta_Lupi" title="Beta Lupi">β</a></li> <li><a href="/wiki/Gamma_Lupi" title="Gamma Lupi">γ</a></li> <li><a href="/wiki/Delta_Lupi" title="Delta Lupi">δ</a></li> <li><a href="/wiki/Epsilon_Lupi" title="Epsilon Lupi">ε</a></li> <li><a href="/wiki/Zeta_Lupi" title="Zeta Lupi">ζ</a></li> <li><a href="/wiki/Eta_Lupi" title="Eta Lupi">η</a></li> <li><a href="/wiki/Theta_Lupi" title="Theta Lupi">θ</a></li> <li><a href="/wiki/Iota_Lupi" title="Iota Lupi">ι</a></li> <li><a href="/wiki/Kappa1_Lupi" title="Kappa1 Lupi">κ<sup>1</sup></a></li> <li><a href="/wiki/Kappa2_Lupi" title="Kappa2 Lupi">κ<sup>2</sup></a></li> <li><a href="/wiki/Lambda_Lupi" title="Lambda Lupi">λ</a></li> <li><a href="/wiki/Mu_Lupi" title="Mu Lupi">μ</a></li> <li><a href="/wiki/Nu1_Lupi" title="Nu1 Lupi">ν<sup>1</sup></a></li> <li><a href="/wiki/Nu2_Lupi" title="Nu2 Lupi">ν<sup>2</sup></a></li> <li><a href="/wiki/Xi1_Lupi" title="Xi1 Lupi">ξ<sup>1</sup></a></li> <li><a href="/wiki/Xi2_Lupi" title="Xi2 Lupi">ξ<sup>2</sup></a></li> <li><a class="mw-selflink selflink">ο</a></li> <li><a href="/wiki/Pi_Lupi" title="Pi Lupi">π</a></li> <li><a href="/wiki/Rho_Lupi" title="Rho Lupi">ρ</a></li> <li><a href="/wiki/Sigma_Lupi" title="Sigma Lupi">σ</a></li> <li><a href="/wiki/Tau1_Lupi" title="Tau1 Lupi">τ<sup>1</sup></a></li> <li><a href="/wiki/Tau2_Lupi" title="Tau2 Lupi">τ<sup>2</sup></a></li> <li><a href="/wiki/Upsilon_Lupi" title="Upsilon Lupi">υ</a></li> <li><a href="/wiki/Phi1_Lupi" title="Phi1 Lupi">φ<sup>1</sup></a></li> <li><a href="/wiki/Phi2_Lupi" title="Phi2 Lupi">φ<sup>2</sup></a></li> <li><a href="/wiki/Chi_Lupi" title="Chi Lupi">χ</a></li> <li><a href="/wiki/Psi1_Lupi" title="Psi1 Lupi">ψ<sup>1</sup></a></li> <li><a href="/wiki/Psi2_Lupi" title="Psi2 Lupi">ψ<sup>2</sup></a></li> <li><a href="/wiki/Omega_Lupi" title="Omega Lupi">ω</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_Lupi" title="1 Lupi">1 (i)</a></li> <li><a href="/wiki/2_Lupi" title="2 Lupi">2 (f)</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/RU_Lupi" title="RU Lupi">RU</a></li> <li><a href="/wiki/EX_Lupi" title="EX Lupi">EX</a></li> <li><a href="/wiki/GG_Lupi" title="GG Lupi">GG</a></li> <li><a href="/wiki/GQ_Lupi" title="GQ Lupi">GQ</a></li> <li><a href="/wiki/HD_133880" title="HD 133880">HR</a></li> <li><a href="/wiki/II_Lupi" title="II Lupi">II</a></li> <li><a href="/wiki/4U_1543-475" title="4U 1543-475">IL</a></li> <li><a href="/wiki/IM_Lupi" title="IM Lupi">IM</a></li> <li><a href="/wiki/KT_Lupi" title="KT Lupi">KT (d)</a></li> <li><a href="/wiki/V407_Lupi" title="V407 Lupi">V407</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_125442" title="HD 125442">5364</a></li> <li><a href="/wiki/HR_5401" title="HR 5401">5401</a></li> <li><a href="/wiki/HD_134687" title="HD 134687">5651 (e)</a></li> <li><a href="/wiki/HD_137058" title="HD 137058">5724 (k)</a></li> <li><a href="/wiki/HD_139664" title="HD 139664">5825 (g)</a></li> <li><a href="/wiki/HD_143009" title="HD 143009">5943</a></li> <li><a href="/wiki/HD_143699" title="HD 143699">5967</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/WASP-178" title="WASP-178">134004</a></li> <li><a href="/wiki/HD_142527" title="HD 142527">142527</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/Gliese_588" title="Gliese 588">Gliese 588</a></li> <li><a href="/wiki/HIP_70849" title="HIP 70849">HIP 70849</a></li> <li><a href="/wiki/Lupus-TR-3" title="Lupus-TR-3">Lupus-TR-3</a></li> <li><a href="/wiki/SAO_206462" title="SAO 206462">SAO 206462</a></li> <li><a href="/wiki/SSSPM_J1549-3544" title="SSSPM J1549-3544">SSSPM J1549-3544</a></li> <li><a href="/wiki/WASP-132" title="WASP-132">WASP-132</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/GQ_Lupi_b" title="GQ Lupi b">GQ Lupi b</a></li> <li><a href="/wiki/HIP_70849_b" title="HIP 70849 b">HIP 70849 b</a></li> <li><a href="/wiki/Lupus-TR-3b" title="Lupus-TR-3b">Lupus-TR-3b</a></li> <li><a href="/wiki/WASP-178b" title="WASP-178b">WASP-178b</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/NGC_5749" title="NGC 5749">NGC 5749</a></li> <li><a href="/wiki/NGC_5822" title="NGC 5822">NGC 5822</a></li> <li><a href="/wiki/NGC_5824" title="NGC 5824">NGC 5824</a></li> <li><a href="/wiki/NGC_5927" title="NGC 5927">NGC 5927</a></li> <li><a href="/wiki/NGC_5986" title="NGC 5986">NGC 5986</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/IC_4406" title="IC 4406">IC 4406</a></li> <li><a href="/wiki/NGC_5882" title="NGC 5882">NGC 5882</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="Galaxies" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Galaxy" title="Galaxy">Galaxies</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_5643" title="NGC 5643">NGC 5643</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" 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