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Baris 1: {{Starbox begin '''Gliese 876''', juga disebut '''IL Aquarii''', adalah [[bintang]] [[katai merah]] sejauh 15 tahun cahaya di rasi bintang [[Aquarius]]. Pada tahun 2008, telah dikonfirmasi bahwa terdapat tiga [[planet luar surya]] yang mengorbit bintang ini. Dua dari planet tersebut mirip dengan [[Yupiter]], sementara planet terdekat diduga sebagai [[Neptunus]] kecil atau [[Bumi]] besar. Kemudian pada tanggal 23 Juni 2010, kembali ditemukan sebuah planet mengelilingi bintang ini▼ \| name = Gliese 876 }} {{Starbox observe \| epoch = J2000.0 \| constell = [[Aquarius]] \| ra = {{RA\|22\|53\|16.7324}} \| dec = {{DEC\|−14\|15\|49.304}} \| appmag_v = 10.15 \| pronounce = {{IPAc-en\|ˈ\|ɡ\|l\|iː\|z\|ə}} }} {{Starbox character \| class = M4V \| r-i = 1.22 \| v-r = 0.30 \| b-v = 1.59 \| u-b = 1.15 \| variable = [[BY Draconis variable\|BY Draconis]] }} {{Starbox astrometry \| radial_v = –1.519 ± 0.157 \| prop_mo_ra = {{val\|957.933\|0.112}} \| prop_mo_dec = −673,633 ± 0,081 \| parallax = 214.6 \| p_error = 0.2 \| parallax_footnote = \| absmag_v = 11.79 }} {{Starbox detail \| mass = 0.37 \| radius = {{val\|0.3761\|0.0059}} \| luminosity = {{val\|0.0122\|0.0002}} \| gravity = 4.89 \| temperature = {{val\|3129\|19}} \| metal_fe = {{nowrap\|+0.19 ± 0.17}} \| rotation = 96.9 [[hari]] \| rotational_velocity=0.16 \| age_gyr = 0.1–9.9 }} {{Starbox catalog \| names = [[Durchmusterung\|BD]]-15°6290, [[Henry L. Giclas catalogue\|G]] 156-057, [[General Catalogue of Trigonometric Parallaxes\|GCTP]] 5546.00, [[Hipparcos catalogue\|HIP]] 113020, [[Variable star designation\|IL Aquarii]], [[Luyten Half-Second catalogue\|LHS]] 530, Ross 780, [[Alexander N. Vyssotsky\|Vys]] 337 }} {{Starbox reference \|Simbad=Gliese+876\|sn=Gliese 876 \|Simbad2=GJ+876+d\|sn2=d \|Simbad3=GJ+876+c\|sn3=c \|Simbad4=GJ+876+b\|sn4=b \|Simbad5=GJ+876+e\|sn5=e \| NSTED = Gliese+876 \| ARICNS = 01870 \| EPE = Gliese+876 }} {{Starbox end}} ▲'''Gliese 876''', juga disebut '''IL Aquarii''', adalah [[bintang]] [[katai merah]] sejauh 15 tahun cahaya di rasi bintang [[Aquarius]]. Pada tahun 2008, telah dikonfirmasi bahwa terdapat tiga [[~~planet luar surya~~eksoplanet]] yang mengorbit bintang ini. Dua dari planet tersebut mirip dengan [[~~Yupiter~~Jupiter]], sementara planet terdekat diduga sebagai [[Neptunus]] kecil atau [[Bumi]] besar. Kemudian pada tanggal 23 Juni 2010, kembali ditemukan sebuah planet mengelilingi bintang ini {\| class="wikitable sortable" Baris 10 ⟶ 63: \|- \| [[Gliese 876 d\|d]] \| 6.83 ± 0.40 [[Massa ~~bumi~~Bumi\|M<sub>⊕</sub>]] \| 1.937780 ± 0.000020 \| 0.02080665 ± 0.00000015 Baris 16 ⟶ 69: \|- \| [[Gliese 876 c\|c]] \| 0.7142 ± 0.0039 [[Massa ~~Yupiter~~Jupiter\|M<sub>Y</sub>]] \| 30.0081 ± 0.0082 \| 0.129590 ± 0.000024 Baris 22 ⟶ 75: \|- \| [[Gliese 876 b\|b]] \| 2.2756 ± 0.0045 [[Massa ~~Yupiter~~Jupiter\|M<sub>Y</sub>]] \| 61.1166 ± 0.0086 \| 0.208317 ± 0.000020 Baris 28 ⟶ 81: \|- \| [[Gliese 876 e\|e]] \| 14.6 ± 1.7 [[Massa ~~bumi~~Bumi\|M<sub>⊕</sub>]] \| 124.26 ± 0.70 \| 0.3343 ± 0.0013 Baris 38 ⟶ 91: {{commonscat}} * {{cite web \|url=http://exoplanets.org/gl876_web/gl876_graphics.html \|title=Artist renderings and data for the three planets orbiting GJ 876 \|accessdate=2008-06-21 \|archive-date=2007-08-14 \|archive-url=https://web.archive.org/web/20070814003603/http://exoplanets.org/gl876_web/gl876_graphics.html \|dead-url=yes }} * {{cite web \|url=http://apod.nasa.gov/apod/ap080521.html \|title=A Dangerous Sunrise on Gliese 876d \|accessdate=2008-06-21 \|work=NASA \|publisher=Astronomy Picture of the Day \|date=2008-05-21 \|archive-date=2022-12-21 \|archive-url=https://web.archive.org/web/20221221234118/https://apod.nasa.gov/apod/ap080521.html \|dead-url=no }} * {{cite web \|url=http://antwrp.gsfc.nasa.gov/apod/ap980626.html \|title=A planet for Gliese 876 \|accessdate=2008-06-21 \|work=NASA \|publisher=Astronomy Picture of the Day \|date=1998-06-26 \|archive-date=2010-11-21 \|archive-url=https://web.archive.org/web/20101121123341/http://antwrp.gsfc.nasa.gov/apod/ap980626.html \|dead-url=no }} * {{cite web \|url=http://www.extrasolar.net/startour.asp?StarID=2 \|title=Gliese 876 \|accessdate=2008-06-21 \|work=Extrasolar Visions \|archive-date=2007-07-12 \|archive-url=https://web.archive.org/web/20070712142102/http://www.extrasolar.net/startour.asp?StarID=2 \|dead-url=yes }} * {{cite web \|url=http://www.solstation.com/stars/gl876.htm \|title=Gliese 876 / Ross 780 \|accessdate=2008-06-21 \|work=SolStation \|archive-date=2018-10-11 \|archive-url=https://web.archive.org/web/20181011103149/http://www.solstation.com/stars/gl876.htm \|dead-url=no }} * {{cite web \|url=http://www.obs-hp.fr/www/nouvelles/gl876.html \|title=Gliese 876 : THE CLOSEST EXTRASOLAR PLANET \|accessdate=2008-06-21 \|work=Observatoire de Haute Provence \|archive-date=2012-10-24 \|archive-url=https://web.archive.org/web/20121024031409/http://www.obs-hp.fr/www/nouvelles/gl876.html \|dead-url=no }} * {{cite web \|url=http://exoplanet.eu/star.php?st=Gliese+876 \|title=Notes for star Gliese 876 \|accessdate=2008-06-21 \|work=The Extrasolar Planets Encyclopaedia \|archive-date=2012-07-04 \|archive-url=https://www.webcitation.org/68uUrgNCv?url=http://exoplanet.eu/star.php?st=Gliese+876 \|dead-url=yes }} * {{cite web \|url=http://news.bbc.co.uk/2/hi/science/nature/4089534.stm \|title=Smallest extrasolar planet found \|accessdate=2008-06-21 \|work=[[BBC News]] \|date=2005-06-13 \|archive-date=2015-11-06 \|archive-url=https://web.archive.org/web/20151106153433/http://news.bbc.co.uk/2/hi/science/nature/4089534.stm \|dead-url=no }} * [http://aladin.u-strasbg.fr/AladinPreview?-c=22+53+16.7339-14+15+49.322&ident=V+IL+Aqr&submit=Aladin+previewer Image Gliese 876] {{Webarchive\|url=https://web.archive.org/web/20230806145105/https://aladin.cds.unistra.fr/AladinLite/?-c=22+53+16.7339-14+15+49.322&ident=V%2A+IL+Aqr&submit=Aladin+previewer \|date=2023-08-06 }} [http://www.lpl.arizona.edu/~rory/research/xsp/dynamics/ Extrasolar Planet Interactions] {{Webarchive\|url=https://web.archive.org/web/20160505160348/http://www.lpl.arizona.edu/~rory/research/xsp/dynamics/ \|date=2016-05-05 }} by Rory Barnes & Richard Greenberg, Lunar and Planetary Lab, University of Arizona * [http://planetquest1.jpl.nasa.gov/atlas/atlas_skymap.cfm?Star=131 Sky map] {{Webarchive\|url=https://web.archive.org/web/20110518222140/http://planetquest1.jpl.nasa.gov/atlas/atlas_skymap.cfm?Star=131 \|date=2011-05-18 }} == Referensi == {{reflist}} {{~~astronomi~~bintang-stub}}▼ [[Kategori:Rasi bintang Aquarius]] ▲{{astronomi-stub}}