| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| 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) | −27.87±0.13[1] km/s |
| Proper motion (μ) | RA: −1034.733(26) mas/yr[1] Dec.: −284.131(25) mas/yr[1] |
| Parallax (π) | 145.6234 ± 0.0255 mas[1] |
| Distance | 22.397 ± 0.004 ly (6.867 ± 0.001 pc) |
| Absolute magnitude (MV) | 9.50[2] |
| Details | |
| Mass | 0.5860±0.0586[4] M☉ |
| Radius | 0.689±0.044[4] R☉ |
| Surface gravity (log g) | 4.77[5] cgs |
| Temperature | 3,373±100[4] K |
| Metallicity [Fe/H] | +0.20±0.05[6] dex |
| Rotation | 37.5±0.1 d[7] |
| Rotational velocity (v sin i) | 2.07[6] km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
Gliese 880 is a red dwarf star 22.4 light-years away in the northern constellation of Pegasus. No stellar companions to Gliese 880 have been discovered as of 2020.[9]
GaiaDR3 was invoked but never defined (see the help page).Anderson_Francis_2012 was invoked but never defined (see the help page).Fuhrmeister_et_al_2019 was invoked but never defined (see the help page).Lopez was invoked but never defined (see the help page).Abia2020 was invoked but never defined (see the help page).Lindgren2017 was invoked but never defined (see the help page).mnras452_3_2745 was invoked but never defined (see the help page).SIMBAD was invoked but never defined (see the help page).Lamman_et_al_2020 was invoked but never defined (see the help page).