Observation data Epoch J2000 Equinox J2000 |
|
---|---|
Constellation | Pegasus |
Right ascension | 22h 05m 40.75170s |
Declination | 5° 03′ 30.7201″ |
Apparent magnitude (V) | 4.84 |
Characteristics | |
Spectral type | K4III |
U−B color index | +1.80 |
B−V color index | +1.44 |
Variable type | suspected |
Astrometry | |
Radial velocity (Rv) | -18.90 km/s |
Proper motion (μ) |
RA: +102.09 mas/yr Dec.: +102.39 mas/yr |
Parallax (π) | 12.01 ± 0.40mas |
Distance | 272 ± 9 ly (83 ± 3 pc) |
Absolute magnitude (MV) | 0.26 |
Details | |
Mass | 1.13 M☉ |
Radius | 24.57 R☉ |
Luminosity | 149 L☉ |
Surface gravity (log g) | 1.72 cgs |
Temperature | 4,073 K |
Metallicity [Fe/H] | +0.02 dex |
Rotational velocity (v sin i) | 2.3 km/s |
Other designations | |
Database references | |
SIMBAD | data |
Nu Pegasi (ν Peg) is a class K4III (orange giant) star in the constellation Pegasus. Its apparent magnitude is 4.84 and it is approximately 272 light years away based on parallax.
It is a suspected variable, with a magnitude range observed from 4.83 to 4.86.