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Nu Pegasi

ν Pegasi
Pegasus constellation map.svg
Red circle.svg

Location of ν Pegasi (circled)
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
BD+04°4800, 22 Pegasi, GC 30894, HIP 109068, HR 8413, HD 209747, NSV 14020, SAO 127285
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.



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