![]() ![]() Location of ε Pegasi (circled) |
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Observation data Epoch J2000 Equinox J2000 |
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Constellation | Pegasus |
Right ascension | 21 |
Declination | +09° 52′ 30.0311″ |
Apparent magnitude (V) | 2.399 |
Characteristics | |
Spectral type | K2 Ib |
U−B color index | +1.722 |
B−V color index | +1.527 |
Variable type | LC |
Astrometry | |
Radial velocity (Rv) | 3.39 ± 0.06 km/s |
Proper motion (μ) | RA: +26.92 mas/yr |
Parallax (π) | 4.73 ± 0.17mas |
Distance | 690 ± 20 ly (211 ± 8 pc) |
Absolute magnitude (MV) | –4.142 |
Details | |
Mass | 11.7 ± 0.8M☉ |
Radius | 185R☉ |
Luminosity | 5,000L☉ |
Surface gravity (log g) | 1.01 |
Temperature | 4,337K |
Metallicity [Fe/H] | –0.04dex |
Rotational velocity (v sin i) | 8 km/s |
Age | 20.0 ± 4.5Myr |
Other designations | |
Enif, Enf, Enir, Al Anf, Os Pegasi, Fom, 8 Peg, BD+09 4891, FK5 815, HD 206778, HIP 107315, HR 8308, SAO 127029.
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Database references | |
SIMBAD | data |