What is Gliese 876?
{{Starbox begin | name = Gliese 876 }} {{Starbox observe | epoch = J2000.0 | constell = [[Aquarius (constellation)|Aquarius]] | ra = {{RA|22|53|16.7323}} | dec = {{DEC|−14|15|49.3034}} | appmag_v = 10.15 | pronounce = {{IPAc-en|ˈ|ɡ|l|iː|z|ə}} }} {{Starbox character | class = M4V | r-i = 1.22{{citation needed|date=March 2018}} | v-r = 0.30{{citation needed|date=March 2018}} | b-v = 1.59{{citation needed|date=March 2018}} | u-b = 1.15{{citation needed|date=March 2018}} | variable = [[BY Draconis variable|BY Draconis]] }} {{Starbox astrometry | radial_v = –1.519 ± 0.157 | prop_mo_ra = {{val|957.961|0.117}} | prop_mo_dec = {{val|−673.638|0.102}} | parallax = 213.8669 | p_error = 0.0758 | parallax_footnote = | absmag_v = 11.79{{citation needed|date=March 2018}} }} {{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 [[day]]s | rotational_velocity=0.16, | age_gyr = 0.1–9.9 }} {{Starbox catalog | names = [[Durchmusterung|BD]]-15°6290, [[Henry L. Giclas catalogue|G]]&nbsp;156-057, [[General Catalogue of Trigonometric Parallaxes|GCTP]]&nbsp;5546.00, [[Hipparcos catalogue|HIP]]&nbsp;113020, [[Variable star designation|IL&nbsp;Aquarii]], [[Luyten Half-Second catalogue|LHS]]&nbsp;530, Ross&nbsp;780, [[Alexander N. Vyssotsky|Vys]]&nbsp;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''' is a [[red dwarf]] about 15 [[light-year]]s away from [[Earth]] in the [[constellation]] of [[Aquarius (constellation)|Aquarius]].<ref>Correia A.C M. et al. 2010. The HARPS search for southern extra-solar planets. XIX. Characterization and dynamics of the GJ 876 planetary system. ''Astronomy and Astrophysics'' '''511''': A21. [http://www.aanda.org/articles/aa/abs/2010/03/aa12700-09/aa12700-09.html]</