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background-color: #FFFFC0;" colspan="2">Observation data<br /><a href="/wiki/Epoch_(astronomy)" title="Epoch (astronomy)">Epoch</a> <a href="/wiki/J2000" class="mw-redirect" title="J2000">J2000</a>      <a href="/wiki/Equinox_(celestial_coordinates)" title="Equinox (celestial coordinates)">Equinox</a> <a href="/wiki/J2000" class="mw-redirect" title="J2000">J2000</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/Tucana" title="Tucana">Tucana</a><sup id="cite_ref-1" class="reference"><a href="#cite_note-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/Right_ascension" title="Right ascension">Right ascension</a></span> </th> <td><span class="nowrap">23<sup>h</sup> 20<sup>m</sup> 07.52452<sup>s</sup></span><sup id="cite_ref-GaiaDR3_2-0" class="reference"><a href="#cite_note-GaiaDR3-2"><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>−60° 03′ 54.6447″<sup id="cite_ref-GaiaDR3_2-1" class="reference"><a href="#cite_note-GaiaDR3-2"><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><span class="nowrap"><span data-sort-value="7001110200000000000♠"></span>11.02<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.06</span><sup id="cite_ref-Astudillo-Defru2020_3-0" class="reference"><a href="#cite_note-Astudillo-Defru2020-3"><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_evolution" title="Stellar evolution">Evolutionary stage</a> </th> <td><a href="/wiki/Main_sequence" title="Main sequence">Main sequence</a> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left"><a href="/wiki/Stellar_classification" title="Stellar classification">Spectral type</a> </th> <td>M1V<sup id="cite_ref-Astudillo-Defru2020_3-1" class="reference"><a href="#cite_note-Astudillo-Defru2020-3"><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"><a href="/wiki/Apparent_magnitude" title="Apparent magnitude">Apparent magnitude</a> (B) </th> <td><span class="nowrap"><span data-sort-value="7001124500000000000♠"></span>12.45<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.19</span><sup id="cite_ref-Astudillo-Defru2020_3-2" class="reference"><a href="#cite_note-Astudillo-Defru2020-3"><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"><a href="/wiki/Apparent_magnitude" title="Apparent magnitude">Apparent magnitude</a> (V) </th> <td><span class="nowrap"><span data-sort-value="7001110200000000000♠"></span>11.02<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.06</span><sup id="cite_ref-Astudillo-Defru2020_3-3" class="reference"><a href="#cite_note-Astudillo-Defru2020-3"><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"><a href="/wiki/Apparent_magnitude" title="Apparent magnitude">Apparent magnitude</a> (G) </th> <td><span class="nowrap"><span data-sort-value="7001102370000000000♠"></span>10.237<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.003</span><sup id="cite_ref-GaiaDR3_2-2" class="reference"><a href="#cite_note-GaiaDR3-2"><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/Apparent_magnitude" title="Apparent magnitude">Apparent magnitude</a> (J) </th> <td><span class="nowrap"><span data-sort-value="7000794100000000000♠"></span>7.941<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.019</span><sup id="cite_ref-Astudillo-Defru2020_3-4" class="reference"><a href="#cite_note-Astudillo-Defru2020-3"><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"><a href="/wiki/Apparent_magnitude" title="Apparent magnitude">Apparent magnitude</a> (H) </th> <td><span class="nowrap"><span data-sort-value="7000732000000000000♠"></span>7.320<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.053</span><sup id="cite_ref-Astudillo-Defru2020_3-5" class="reference"><a href="#cite_note-Astudillo-Defru2020-3"><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"><a href="/wiki/Apparent_magnitude" title="Apparent magnitude">Apparent magnitude</a> (K) </th> <td><span class="nowrap"><span data-sort-value="7000708200000000000♠"></span>7.082<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.031</span><sup id="cite_ref-Astudillo-Defru2020_3-6" class="reference"><a href="#cite_note-Astudillo-Defru2020-3"><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"><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="7001294400000000000♠"></span>29.44<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.21</span><sup id="cite_ref-GaiaDR3_2-3" class="reference"><a href="#cite_note-GaiaDR3-2"><span class="cite-bracket">[</span>2<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> <span class="nowrap"><span data-sort-value="2997680076000000000♠"></span>−319.924</span> <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a>/<a href="/wiki/Year" title="Year">yr</a><sup id="cite_ref-GaiaDR3_2-4" class="reference"><a href="#cite_note-GaiaDR3-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> <br /> <abbr title="Declination">Dec.:</abbr> <span class="nowrap"><span data-sort-value="2997872218000000000♠"></span>−127.782</span> <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a>/<a href="/wiki/Year" title="Year">yr</a><sup id="cite_ref-GaiaDR3_2-4" class="reference"><a href="#cite_note-GaiaDR3-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </td></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Stellar_parallax" title="Stellar parallax">Parallax</a> (π)</b></td><td>39.7113 ± 0.0244 <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a><sup id="cite_ref-GaiaDR3_2-5" class="reference"><a href="#cite_note-GaiaDR3-2"><span class="cite-bracket">[</span>2<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>82.13 ± 0.05 <a href="/wiki/Light-year" title="Light-year">ly</a> <br />(25.18 ± 0.02 <a href="/wiki/Parsec" title="Parsec">pc</a>)</td></tr><tr><th colspan="2" style="text-align: center"></th></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2">Details<sup id="cite_ref-hobson_4-0" class="reference"><a href="#cite_note-hobson-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></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="6999614000000000000♠"></span>0.614<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.055</span> <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><span class="nowrap"><span data-sort-value="6999604000000000000♠"></span>0.604<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.037</span> <a href="/wiki/Solar_radius" title="Solar radius"><var>R</var><sub>☉</sub></a></td></tr><tr style="vertical-align:baseline;"><td><b>Luminosity (bolometric)</b></td><td><span class="nowrap"><span data-sort-value="6998723000000000000♠"></span>0.0723<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.0018</span> <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="7000484000000000000♠"></span>4.84<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.08</span> <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><span class="nowrap"><span data-sort-value="7003384200000000000♠"></span>3842<span style="margin-left:0.3em;margin-right:0.15em;">±</span>32</span> <a href="/wiki/Kelvin" title="Kelvin">K</a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Metallicity" title="Metallicity">Metallicity</a></b> [Fe/H]</td><td><span class="nowrap"><span data-sort-value="6998600000000000000♠"></span>0.06<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.13</span> <a href="/wiki/Decimal_exponent" class="mw-redirect" title="Decimal exponent">dex</a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Stellar_rotation" title="Stellar rotation">Rotation</a></b></td><td><span class="nowrap"><span data-sort-value="7006250560000000000♠"></span>29<span style="margin-left:0.3em;margin-right:0.15em;">±</span>2 <a href="/wiki/Day" title="Day">d</a></span></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;"> Danfeng, <span class="nowrap"><a href="/wiki/Cordoba_Durchmusterung" class="mw-redirect" title="Cordoba Durchmusterung">CD</a>−60 8051</span>, <a href="/wiki/Gliese_Catalogue_of_Nearby_Stars" title="Gliese Catalogue of Nearby Stars">GJ</a> 4332, <a href="/wiki/Hipparcos_Catalogue" class="mw-redirect" title="Hipparcos Catalogue">HIP</a> 115211, <a href="/wiki/Luyten" class="mw-redirect" title="Luyten">L</a> 168-9, <a href="/wiki/Luyten_Two-Tenths_catalogue" class="mw-redirect" title="Luyten Two-Tenths catalogue">LTT</a> 9494, <a href="/wiki/NLTT" class="mw-redirect" title="NLTT">NLTT</a> 56509, <a href="/wiki/Proper_motion" title="Proper motion">PM</a> J23201-6003, <span class="nowrap"><a href="/wiki/Tess_object_of_interest" class="mw-redirect" title="Tess object of interest">TOI</a>-134</span>, <span class="nowrap"><a href="/wiki/TESS_Input_Catalog" class="mw-redirect" title="TESS Input Catalog">TIC</a> 234994474</span>, <span class="nowrap"><a href="/wiki/Tycho_Catalogue" class="mw-redirect" title="Tycho Catalogue">TYC</a> 9126-748-1</span>, <span class="nowrap"><a href="/wiki/2MASS" title="2MASS">2MASS</a> J23200751-6003545</span>, <span class="nowrap"><a href="/wiki/Wide-field_Infrared_Survey_Explorer" title="Wide-field Infrared Survey Explorer">WISEA</a> J232007.06-600355.8</span><sup id="cite_ref-SIMBAD_5-0" class="reference"><a href="#cite_note-SIMBAD-5"><span class="cite-bracket">[</span>5<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=L+168-9">data</a></td></tr> </tbody></table> <p><b>L 168-9</b> (also known as <b>GJ 4332</b> or <b>TOI-134,</b> officially named <b>Danfeng</b>) is a <a href="/wiki/Red_dwarf" title="Red dwarf">red dwarf</a> star located 82.1 <a href="/wiki/Light-year" title="Light-year">light-years</a> (25.2 <a href="/wiki/Parsec" title="Parsec">parsecs</a>) away from the <a href="/wiki/Solar_System" title="Solar System">Solar System</a> in the constellation of <a href="/wiki/Tucana" title="Tucana">Tucana</a>. The star has about 61% the mass and 60% the radius of the <a href="/wiki/Sun" title="Sun">Sun</a>. It has a temperature of 3,842 <a href="/wiki/Kelvin" title="Kelvin">K</a> (3,569 <a href="/wiki/Celsius" title="Celsius">°C</a>; 6,456 <a href="/wiki/Fahrenheit" title="Fahrenheit">°F</a>) and a rotation period of 29 days. L 168-9 is orbited by one known <a href="/wiki/Exoplanet" title="Exoplanet">exoplanet</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Nomenclature">Nomenclature</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_168-9&action=edit&section=1" title="Edit section: Nomenclature"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The designation <i>L 168-9</i> comes from <a href="/wiki/Willem_Jacob_Luyten" title="Willem Jacob Luyten">Luyten</a>'s <a href="/wiki/Star_catalogue#Proper_motion_catalogues" title="Star catalogue">first catalogue</a> of stars with high <a href="/wiki/Proper_motion" title="Proper motion">proper motion</a>. </p><p>In August 2022, this planetary system was included among 20 systems to be named by the third <a href="/wiki/NameExoWorlds" title="NameExoWorlds">NameExoWorlds</a> project.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> The approved names, proposed by a team from <a href="/wiki/China" title="China">China</a>, were announced in June 2023. L 168-9 is named <b>Danfeng</b> and its planet is named <b>Qingluan</b>, after mythological birds of ancient China.<sup id="cite_ref-NEW2022_7-0" class="reference"><a href="#cite_note-NEW2022-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Planetary_system">Planetary system</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_168-9&action=edit&section=2" title="Edit section: Planetary system"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The exoplanet L 168-9 b, officially named <b>Qingluan,</b> was discovered in 2020 using <a href="/wiki/Transiting_Exoplanet_Survey_Satellite" title="Transiting Exoplanet Survey Satellite">TESS</a>. At the discovery, this <a href="/wiki/Terrestrial_planet" title="Terrestrial planet">terrestrial</a> <a href="/wiki/Super-Earth" title="Super-Earth">super-Earth</a> was thought to have about 4.6 times the mass and 1.39 times the radius of Earth, and an estimated <a href="/wiki/Equilibrium_temperature" class="mw-redirect" title="Equilibrium temperature">equilibrium temperature</a> of 965 <a href="/wiki/Kelvin" title="Kelvin">K</a> (692 <a href="/wiki/Celsius" title="Celsius">°C</a>; 1,277 <a href="/wiki/Fahrenheit" title="Fahrenheit">°F</a>). L 168-9 b is a target for observation and atmospheric characterization with the <a href="/wiki/James_Webb_Space_Telescope" title="James Webb Space Telescope">James Webb Space Telescope</a>,<sup id="cite_ref-Astudillo-Defru2020_3-7" class="reference"><a href="#cite_note-Astudillo-Defru2020-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> and has been observed as one of its first targets.<sup id="cite_ref-Rigby2022_8-0" class="reference"><a href="#cite_note-Rigby2022-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Bouwman2022_9-0" class="reference"><a href="#cite_note-Bouwman2022-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>A newer study refined the planetary parameters of L 168-9 b. The newer research found a lower mass of 4.07 <a href="/wiki/Earth_mass" title="Earth mass"><var>M</var><sub>E</sub></a> and a higher radius of 1.63 <a href="/wiki/Earth_radius" title="Earth radius"><var>R</var><sub>🜨</sub></a>. These parameters imply a lower density of <span class="nowrap"><span data-sort-value="7003518000000000000♠"></span>5.18 g/cm<sup>3</sup></span>, in contrast to the previous value of <span class="nowrap"><span data-sort-value="7003960000000000000♠"></span>9.6 g/cm<sup>3</sup></span>. Given the lower density of the planet, it more likely has a pure rock composition, rather than a 50% iron core and 50% silicate mantle as previously proposed. The orbital parameters show little variation, while the <a href="/wiki/Planetary_equilibrium_temperature" title="Planetary equilibrium temperature">equilibrium temperature</a> was updated to <span class="nowrap"><span data-sort-value="7002998000000000000♠"></span>998<span style="margin-left:0.3em;margin-right:0.15em;">±</span>39 K</span>.<sup id="cite_ref-hobson_4-1" class="reference"><a href="#cite_note-hobson-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p><p>Transmission spectra of combined near- and mid-infrared observations by the <a href="/wiki/James_Webb_Space_Telescope" title="James Webb Space Telescope">James Webb Space Telescope</a> showed no atmospheric features. However, further observations are required to rule out a thick (100 <a href="/wiki/Bar_(unit)" title="Bar (unit)">bar</a>) <a href="/wiki/Carbon_dioxide" title="Carbon dioxide">carbon dioxide</a> atmosphere, which could also explain the data.<sup id="cite_ref-Alam2024_10-0" class="reference"><a href="#cite_note-Alam2024-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <table class="wikitable" style="text-align:center; margin-left:auto; margin-right:auto;"> <caption>The L 168-9 planetary system<sup id="cite_ref-hobson_4-2" class="reference"><a href="#cite_note-hobson-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </caption> <tbody><tr> <th align="center">Companion<br /><small>(in order from star)</small> </th> <th align="center"><a href="/wiki/Mass" title="Mass">Mass</a> </th> <th align="center"><a href="/wiki/Semi-major_and_semi-minor_axes" title="Semi-major and semi-minor axes">Semimajor axis</a><br /><small>(<a href="/wiki/Astronomical_unit" title="Astronomical unit">AU</a>)</small> </th> <th align="center"><a href="/wiki/Orbital_period" title="Orbital period">Orbital period</a><br /><small>(<a href="/wiki/Day" title="Day">days</a>)</small> </th> <th align="center"><a href="/wiki/Orbital_eccentricity" title="Orbital eccentricity">Eccentricity</a> </th> <th align="center"><a href="/wiki/Orbital_inclination" title="Orbital inclination">Inclination</a> </th> <th align="center"><a href="/wiki/Radius" title="Radius">Radius</a> </th></tr> <tr> <td><b>b / Qingluan</b> </td> <td><span class="nowrap"><span data-sort-value="7000407000000000000♠"></span>4.07<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.45</span> <a href="/wiki/Earth_mass" title="Earth mass"><span class="texhtml mvar" style="font-style:italic;">M</span><sub>🜨</sub></a> </td> <td><span class="nowrap"><span data-sort-value="6998208000000000000♠"></span>0.0208<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.0006</span> </td> <td><span class="nowrap"><span data-sort-value="7000140153000000000♠"></span>1.401<span style="margin-left:.25em;">53</span><span style="margin-left:0.3em;margin-right:0.15em;">±</span>0</span> </td> <td><0.21<sup id="cite_ref-Astudillo-Defru2020_3-8" class="reference"><a href="#cite_note-Astudillo-Defru2020-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </td> <td><span class="nowrap"><span data-sort-value="7001842700000000000♠"></span>84.27<span style="margin-left:0.3em;margin-right:0.15em;">±</span>1.01</span><a href="/wiki/Degree_(angle)" title="Degree (angle)">°</a> </td> <td><span class="nowrap"><span data-sort-value="7000163000000000000♠"></span>1.63<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.14</span> <a href="/wiki/Earth_radius" title="Earth radius"><span class="texhtml mvar" style="font-style:italic;">R</span><sub>🜨</sub></a> </td></tr> </tbody></table> <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=L_168-9&action=edit&section=3" 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-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></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 class="citation web cs1"><a rel="nofollow" class="external text" href="http://djm.cc/constellation.html">"Finding the constellation which contains given sky coordinates"</a>. <i>djm.cc</i>. 2 August 2008<span class="reference-accessdate">. Retrieved <span class="nowrap">30 August</span> 2022</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=djm.cc&rft.atitle=Finding+the+constellation+which+contains+given+sky+coordinates&rft.date=2008-08-02&rft_id=http%3A%2F%2Fdjm.cc%2Fconstellation.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AL+168-9" class="Z3988"></span></span> </li> <li id="cite_note-GaiaDR3-2"><span class="mw-cite-backlink">^ <a href="#cite_ref-GaiaDR3_2-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-GaiaDR3_2-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-GaiaDR3_2-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-GaiaDR3_2-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-GaiaDR3_2-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-GaiaDR3_2-5"><sup><i><b>f</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFVallenariBrownPrustiDe_Bruijne2023" class="citation journal cs1">Vallenari, A.; et al. (Gaia collaboration) (2023). <a rel="nofollow" class="external text" href="https://doi.org/10.1051%2F0004-6361%2F202243940">"<i>Gaia</i> Data Release 3. 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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_Tucana" 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:Tucana" title="Template:Tucana"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Tucana" title="Template talk:Tucana"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Tucana" title="Special:EditPage/Template:Tucana"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Constellation_of_Tucana" style="font-size:114%;margin:0 4em"><a href="/wiki/Tucana_(constellation)" class="mw-redirect" title="Tucana (constellation)">Constellation of Tucana</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_Tucana" title="List of stars in Tucana">List of stars in Tucana</a></li> <li><a href="/wiki/Tucana_in_Chinese_astronomy" title="Tucana in Chinese astronomy">Tucana 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_Tucanae" title="Alpha Tucanae">α</a></li> <li><a href="/wiki/Beta_Tucanae" title="Beta Tucanae">β<sup>1</sup></a></li> <li><a href="/wiki/Beta_Tucanae" title="Beta Tucanae">β<sup>2</sup></a></li> <li><a href="/wiki/Beta_Tucanae" title="Beta Tucanae">β<sup>3</sup></a></li> <li><a href="/wiki/Gamma_Tucanae" title="Gamma Tucanae">γ</a></li> <li><a href="/wiki/Delta_Tucanae" title="Delta Tucanae">δ</a></li> <li><a href="/wiki/Epsilon_Tucanae" title="Epsilon Tucanae">ε</a></li> <li><a href="/wiki/Zeta_Tucanae" title="Zeta Tucanae">ζ</a></li> <li><a href="/wiki/Eta_Tucanae" title="Eta Tucanae">η</a></li> <li><a href="/wiki/Theta_Tucanae" title="Theta Tucanae">θ</a></li> <li><a href="/wiki/Iota_Tucanae" title="Iota Tucanae">ι</a></li> <li><a href="/wiki/Kappa_Tucanae" title="Kappa Tucanae">κ</a></li> <li><a href="/wiki/Lambda1_Tucanae" title="Lambda1 Tucanae">λ<sup>1</sup></a></li> <li><a href="/wiki/Lambda2_Tucanae" title="Lambda2 Tucanae">λ<sup>2</sup></a></li> <li><a href="/wiki/Mu_Tucanae" class="mw-redirect" title="Mu Tucanae">μ</a></li> <li><a href="/wiki/Nu_Tucanae" title="Nu Tucanae">ν</a></li> <li><a href="/wiki/Pi_Tucanae" title="Pi Tucanae">π</a></li> <li><a href="/wiki/Rho_Tucanae" title="Rho Tucanae">ρ</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-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/DS_Tucanae" title="DS Tucanae">DS</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-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HD_219077" title="HD 219077">8829</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-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HD_4308" title="HD 4308">4308</a></li> <li><a href="/wiki/HD_5980" title="HD 5980">5980</a></li> <li><a href="/wiki/HD_7199" title="HD 7199">7199 (Emiw)</a></li> <li><a href="/wiki/HD_215497" title="HD 215497">215497</a></li> <li><a href="/wiki/HD_221287" title="HD 221287">221287 (Poerava)</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/AB7" title="AB7">AB7</a></li> <li><a href="/wiki/Gliese_54" title="Gliese 54">Gliese 54</a></li> <li><a href="/wiki/HV_2112" title="HV 2112">HV 2112</a></li> <li><a href="/wiki/HV_11417" title="HV 11417">HV 11417</a></li> <li><a href="/wiki/HV_11423" title="HV 11423">HV 11423</a></li> <li><a class="mw-selflink selflink">L 168-9</a></li> <li><a href="/wiki/PMMR_62" class="mw-redirect" title="PMMR 62">PMMR 62</a></li> <li><a href="/wiki/SMC_018136" class="mw-redirect" title="SMC 018136">SMC 018136</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-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/DS_Tucanae_Ab" class="mw-redirect" title="DS Tucanae Ab">DS Tucanae Ab</a></li> <li><a href="/wiki/HD_4308_b" title="HD 4308 b">HD 4308 b</a></li> <li><a href="/wiki/HD_7199_b" class="mw-redirect" title="HD 7199 b">HD 7199 b (Hairu)</a></li> <li><a href="/wiki/HD_215497_b" title="HD 215497 b">HD 215497 b</a></li> <li><a href="/wiki/HD_215497_c" title="HD 215497 c">c</a></li> <li><a href="/wiki/HD_219077_b" class="mw-redirect" title="HD 219077 b">HD 219077 b</a></li> <li><a href="/wiki/HD_221287_b" title="HD 221287 b">HD 221287 b (Pipitea)</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/Star_cluster" title="Star cluster">Star<br />clusters</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-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/NGC_121" title="NGC 121">121</a></li> <li><a href="/wiki/NGC_152" title="NGC 152">152</a></li> <li><a href="/wiki/NGC_176" title="NGC 176">176</a></li> <li><a href="/wiki/NGC_220" title="NGC 220">220</a></li> <li><a href="/wiki/NGC_222" title="NGC 222">222</a></li> <li><a href="/wiki/NGC_231" title="NGC 231">231</a></li> <li><a href="/wiki/NGC_241" title="NGC 241">241</a></li> <li><a href="/wiki/NGC_256" title="NGC 256">256</a></li> <li><a href="/wiki/NGC_265" title="NGC 265">265</a></li> <li><a href="/wiki/NGC_267" title="NGC 267">267</a></li> <li><a href="/wiki/NGC_269" title="NGC 269">269</a></li> <li><a href="/wiki/NGC_290" title="NGC 290">290</a></li> <li><a href="/wiki/NGC_294" title="NGC 294">294</a></li> <li><a href="/wiki/NGC_299" title="NGC 299">299</a></li> <li><a href="/wiki/NGC_306" title="NGC 306">306</a></li> <li><a href="/wiki/NGC_330" title="NGC 330">330</a></li> <li><a href="/wiki/NGC_339" title="NGC 339">339</a></li> <li><a href="/wiki/NGC_346" title="NGC 346">346</a></li> <li><a href="/wiki/NGC_361" title="NGC 361">361</a></li> <li><a href="/wiki/NGC_362" title="NGC 362">362</a></li> <li><a href="/wiki/NGC_371" title="NGC 371">371</a></li> <li><a href="/wiki/NGC_376" title="NGC 376">376</a></li> <li><a href="/wiki/NGC_395" title="NGC 395">395</a></li> <li><a href="/wiki/NGC_411" title="NGC 411">411</a></li> <li><a href="/wiki/NGC_416" title="NGC 416">416</a></li> <li><a href="/wiki/NGC_419" title="NGC 419">419</a></li> <li><a href="/wiki/NGC_422" title="NGC 422">422</a></li> <li><a href="/wiki/NGC_456" title="NGC 456">456</a></li> <li><a href="/wiki/NGC_458" title="NGC 458">458</a></li> <li><a href="/wiki/NGC_460" title="NGC 460">460</a></li> <li><a href="/wiki/NGC_465" title="NGC 465">465</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/47_Tucanae" title="47 Tucanae">ξ (47)</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/E0102" title="E0102">E0102</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">NGC</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_53" title="NGC 53">53</a></li> <li><a href="/wiki/NGC_360" title="NGC 360">360</a></li> <li><a href="/wiki/NGC_406" title="NGC 406">406</a></li> <li><a href="/wiki/NGC_432" title="NGC 432">432</a></li> <li><a href="/wiki/NGC_434" title="NGC 434">434</a></li> <li><a href="/wiki/NGC_440" title="NGC 440">440</a></li> <li><a href="/wiki/NGC_466" title="NGC 466">466</a></li> <li><a href="/wiki/NGC_484" title="NGC 484">484</a></li> <li><a href="/wiki/NGC_7329" title="NGC 7329">7329</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_148-2" title="ESO 148-2">ESO 148-2</a></li> <li><a href="/wiki/ISOHDFS_27" title="ISOHDFS 27">ISOHDFS 27</a></li> <li><a href="/wiki/Tucana_Dwarf" title="Tucana Dwarf">Tucana Dwarf</a></li> <li><a href="/wiki/Small_Magellanic_Cloud" title="Small Magellanic Cloud">Small Magellanic Cloud</a> (partly in <a href="/wiki/Hydrus" title="Hydrus">Hydrus</a>)</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td 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