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Gliese 880 information


Gliese 880
Observation data
Epoch J2000      Equinox
Constellation Pegasus
Right ascension 22h 56m 34.805s[1]
Declination 16° 33′ 12.36″[1]
Apparent magnitude (V) 8.68[2]
Characteristics
Evolutionary stage Main-sequence star
Spectral type M1.5V[3]
Apparent magnitude (B) 10.187[2]
Apparent magnitude (R) 7.80[2]
Apparent magnitude (I) 7.100[2]
Apparent magnitude (J) 5.360±0.020[2]
Apparent magnitude (H) 4.800±0.036[2]
Apparent magnitude (K) 4.523±0.016[2]
B−V color index 1.507±0.015[2]
Astrometry
Radial velocity (Rv)−27.99±0.16[1] km/s
Proper motion (μ) RA: −1034.733±0.026 mas/yr[1]
Dec.: −284.131±0.025 mas/yr[1]
Parallax (π)145.6234 ± 0.0254 mas[1]
Distance22.397 ± 0.004 ly
(6.867 ± 0.001 pc)
Absolute magnitude (MV)9.50[2]
Details
Mass0.5860±0.0586[4] M
Radius0.689±0.044[4] R
Surface gravity (log g)4.77[5] cgs
Temperature3,373±100[4] K
Metallicity [Fe/H]+0.20±0.05[6] dex
Rotation37.5±0.1 d[7]
Rotational velocity (v sin i)2.07[6] km/s
Other designations
BD+15 4733, Gaia DR2 2828928008202069376, HD 216899, HIP 113296, Ross 671, 2MASS J22563497+1633130[8]
Database references
SIMBADdata

Gliese 880 is a red dwarf star in the northern constellation of Pegasus that may host an exoplanetary companion. No stellar companions to Gliese 880 have been discovered as of 2020.[9]

  1. ^ a b c d e Cite error: The named reference Gaia_EDR3 was invoked but never defined (see the help page).
  2. ^ a b c d e f g h i Cite error: The named reference Anderson_Francis_2012 was invoked but never defined (see the help page).
  3. ^ Cite error: The named reference Fuhrmeister_et_al_2019 was invoked but never defined (see the help page).
  4. ^ a b c Cite error: The named reference Lopez was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference Abia2020 was invoked but never defined (see the help page).
  6. ^ a b Cite error: The named reference Lindgren2017 was invoked but never defined (see the help page).
  7. ^ Cite error: The named reference mnras452_3_2745 was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference SIMBAD was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference Lamman_et_al_2020 was invoked but never defined (see the help page).

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