ग्लीज़ 180 तारा का स्रोत देखें

{{Starbox begin
|name= ग्लीज़ 180 <br><small>Gliese 180</small>
}}
{{Starbox image
| image=
     <div style="position: relative">[[File:Eridanus constellation map.svg|250px|alt=Diagram showing star positions and boundaries of the constellation of Eridanus and its surroundings]]
     <div style="position: absolute; left: 49px; top: 88px">[[File:Cercle rouge 100%.svg|10px]]</div>
     </div>
| caption=स्रोतास्विनी तारामंडल में ग्लीज़ 180 (लाल चक्र में)
}}
{{Starbox observe
| epoch = J2000
| constell = [[स्रोतास्विनी तारामंडल]]
| ra = {{RA|04|53|49.9798}}<ref name=aaa474_2_653>{{citation | last1=van Leeuwen | first1=F. | title=Validation of the new Hipparcos reduction | journal=Astronomy and Astrophysics | volume=474 | issue=2 |date=November 2007 | pages=653–664 | doi=10.1051/0004-6361:20078357 | bibcode=2007A&A...474..653V | arxiv=0708.1752 }}</ref>
| dec = {{DEC|-17|46|24.294}}<ref name=aaa474_2_653/>
| appmag_v = 10.894<ref name=JHK>{{citation|last1=Koen|first1=C.|last2=Kilkenny|first2=D.|last3=van Wyk|first3=F.|last4=Marang|first4=F.|title=UBV(RI)<sub>C</sub>JHK observations of Hipparcos-selected nearby stars|journal=Monthly Notices of the Royal Astronomical Society|volume=403|issue=4|date=April 21, 2010|pages=1949–1968|doi=10.1111/j.1365-2966.2009.16182.x|bibcode=2010MNRAS.403.1949K}}</ref>
}}
{{Starbox character
|type=[[लाल बौना]]
|class=[[तारों की श्रेणियाँ#Class M|M2]]<ref name=JHK/>
| r-i = 1.205<ref name=JHK/>
| v-r = 1.018<ref name=JHK/>
| b-v = 1.549<ref name=JHK/>
| u-b = 1.155<ref name=JHK/>
| j-h = 0.553<ref name=JHK/>
| j-k = 0.815<ref name=JHK/>
| variable = <!--Variability type-->
}}
{{Starbox astrometry
 | radial_v = 14.55 ± 0.24<ref name=SIMBAD>{{citation|author=Wenger|title=GJ 180|url=http://simbad.u-strasbg.fr/simbad/sim-id?protocol=html&Ident=GJ%20180|work=The SIMBAD astronomical database|date=March 2016|publisher=Centre de Données astronomiques de Strasbourg|location=Strasbourg, France|doi=10.1051/aas:2000332|bibcode=2000A&AS..143....9W|arxiv=astro-ph/0002110|display-authors=etal|volume=143|pages=9–22|access-date=8 दिसंबर 2018|archive-url=https://web.archive.org/web/20180707143651/http://simbad.u-strasbg.fr/simbad/sim-id?protocol=html&Ident=GJ%20180|archive-date=7 जुलाई 2018|url-status=live}}</ref>
 | prop_mo_ra = 405.2 ± 3.1<ref name=Tycho2>{{citation|last1=Høg|first1=E.|last2=Fabricius|first2=C.|last3=Makarov|first3=V. V.|last4=Urban|first4=S.|last5=Corbin|first5=T.|last6=Wycoff|first6=G.|last7=Bastian|first7=U.|last8=Schwekendiek|first8=P.|last9=Wicenec|first9=A.|title=The Tycho-2 catalogue of the 2.5 million brightest stars|journal=Astronomy and Astrophysics|volume=355|issue=2|date=March 2000|pages=L27-L30|doi=10.1888/0333750888/2862|bibcode=2000A&A...355L..27H|arxiv=}}</ref>
 | prop_mo_dec = -650.6 ± 3.2<ref name=Tycho2/>
 | parallax = 80.89
 | p_error = 1.97
 | parallax_footnote = <ref name=Tycho-Hipp>{{citation|author=European Space Agency |title=The Hipparcos and Tycho catalogues; astronomic and photometric star catalogues derived from the ESA Hipparcos Space Astronomy Mission|publisher=ESA Publications Division|year=1997|location=Noordwijk, Netherlands|series=ESA SP|volume=1200|isbn=9290923997|bibcode=1997ESASP1200.....E|oclc=222398081}}</ref>
 | dist_ly = <!--Distance (in light years)-->
 | dist_pc = <!--Distance (in parsecs)-->
 | absmag_v = 10.48<ref name=JHK/>
 | absmag_bol = <!--Absolute bolometric magnitude (accounts for emissions across all spectra of light)-->
 }}
{{Starbox detail
| source                 =   <ref name=Turnbull>{{citation|last=Turnbull|first=Margaret C.|title=ExoCat-1: The Nearby Stellar Systems Catalog for Exoplanet Imaging Missions|date=October 2015|bibcode=2015arXiv151001731T|arxiv=1510.01731}}</ref>
| mass                   =   0.39
| mass_mj                =   <!--Mass (in Jupiter masses)-->
| radius                 =   0.42
| radius_rj              =   <!--Radius (in Jupiter radii)-->
| radius_km              =   <!--Radius (in kilometers)-->
| luminosity             =   <!--Luminosity (in solar luminosities); prefer luminosity_bolometric or luminosity_visual-->
| luminosity_bolometric  =   <!--Luminosity (in solar luminosities), bolometric-->
| luminosity_visual      =   <!--Luminosity (in solar luminosities), visual (V)-->
| habitable_inner        =   <!--Inner limit to the star's habitable zone, where temperatures are 100˚ C-->
| habitable_outer        =   <!--Outer limit to the star's habitable zone, where temperatures are 0˚ C-->
| gravity                =   <!--Surface gravity (given as the base 10 logarithm expressed in cgs units)-->
| temperature            =   3562
| metal                  =   <!--Metallicity (no units provided by template)-->
| metal_fe               =   <!--Metallicity ([Fe/H] dex) -->
| rotation               =   <!--Rotation (no units provided by template)-->
| rotational_velocity    =   <!--Rotational velocity (v sin i, in km/s)-->
| age                    =   <!--Age (in years)-->
| age_myr                =   <!--Age (in millions of years)-->
| age_gyr                =   <!--Age (in billions of years)-->
}}
{{Starbox catalog
|names=[[:en:Star catalogue#Proper motion catalogues|LHS]]&nbsp;1712, [[:en:Catalog of Stellar Identifications|CSI]]-17-04516, [[:en:Hipparcos#Hipparcos Input Catalogue|HIC]]&nbsp;22762, [[:en:Hipparcos#Published catalogues|HIP]]&nbsp;22762, [[:en:Star catalogue#Proper motion catalogues|LFT]]&nbsp;377, [[:en:Star catalogue#Proper motion catalogues|L]]&nbsp;736-30, [[:en:Luyten-Palomar Survey|LP]]&nbsp;776-27, [[:en:Star catalogue#Proper Motion catalogues|LPM]]&nbsp;&nbsp;198, [[:en:Star catalogue#Proper motion catalogues|LTT]]&nbsp;2116, [[:en:2MASS]]&nbsp;J04534995-1746235, [[:en:Star catalogue#Proper motion catalogues|NLTT]]&nbsp;14144, [[:en:General Catalogue of Trigonometric Stellar Parallaxes and Supplement|PLX]]&nbsp;1097, PLX&nbsp;1097.00, [[:en:Hipparcos#Published catalogues|TYC]]&nbsp;5903-680-1, &#91;RHG95&#93;&nbsp;838
}}
{{Starbox reference
| Simbad = GJ180
| NSTED = GJ&nbsp;180
| ARICNS = 00404
| EPE = <!--Name-->
| KIC = <!--KIC identifier-->
}}
{{Starbox end}}
'''ग्लीज़ 180''' (Gliese 180) एक [[लाल बौना|लाल बौना तारा]] है, जिसके इर्द-गिर्द प्ररिक्रमा करते हुए दो [[बहिर्ग्रह]] ज्ञात हैं। यह [[पृथ्वी]] से लगभग 40 [[प्रकाश-वर्ष|प्रकाशवर्ष]] दूर स्थित है और पृथ्वी की सतह से [[स्रोतास्विनी तारामंडल]] के क्षेत्र में दिखता है।

== ग्रहीय मंडल ==
{{Orbitbox planet begin
| name = ग्लीज़ 180
| table_ref = <ref>{{Cite web|url=http://exoplanet.eu/catalog/gj_180_b/|title=Planet Gj 180 b|publisher=Extrasolar Planets Encyclopaedia|accessdate=2014-05-25|archive-url=https://web.archive.org/web/20181026182913/http://exoplanet.eu/catalog/gj_180_b/|archive-date=26 अक्तूबर 2018|url-status=live}}</ref><ref>{{Cite web|url=http://exoplanet.eu/catalog/gj_180_c/|title=Planet Gj 180 c|publisher=Extrasolar Planets Encyclopaedia|accessdate=2014-05-25|archive-url=https://web.archive.org/web/20170910221303/http://exoplanet.eu/catalog/gj_180_c/|archive-date=10 सितंबर 2017|url-status=live}}</ref>
| period_unit = दिन
}}
{{Orbitbox planet
| exoplanet = [[ग्लीज़ 180 बी|b]]
| mass = 0.02611 ± 0.00558
| semimajor = 0.103 ± 0.0008
| period = 17.38 ± 0.016
| eccentricity = 0.11 ± 0.03
}}
{{Orbitbox planet
| exoplanet = [[ग्लीज़ 180 सी|с]]
| mass = 0.02014 ± 0.00126
| semimajor = 0.129 ± 0.01
| period = 24.329 ± 0.014
| eccentricity = 0.09 ± 0.07
}}
{{Orbitbox end}}

== इन्हें भी देखें ==
* [[स्रोतास्विनी तारामंडल]]
* [[लाल बौना|लाल बौना तारा]]

== सन्दर्भ ==

[[श्रेणी:स्रोतास्विनी तारामंडल]]
[[श्रेणी:ऍम-प्रकार मुख्य-अनुक्रम तारे]]
[[श्रेणी:लाल बौने तारे]]