Kappa Normae

Kappa Normae, Latinized from κ Normae, is a solitary,^[9] yellow hued star in the southern constellation of Norma. Its apparent magnitude is 4.94,^[3] which is bright enough to be faintly visible to the naked eye. Based upon an annual parallax shift of 7.44 mas as seen from Earth,^[10] the system is located about 440 light years from the Sun. It is drifting closer with a radial velocity of 13.5 km/s.^[5]

Kappa Normae

Observation data Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation	Norma[1]
Right ascension	16h 13m 28.72874s[2]
Declination	−54° 37′ 49.6860″[2]
Apparent magnitude (V)	4.94[3]
Characteristics
Spectral type	G8 III[4]
U−B color index	+0.81[3]
B−V color index	+1.04[3]
Astrometry
Radial velocity (Rv)	−13.5±0.8[5] km/s
Proper motion (μ)	RA: −3.845[2] mas/yr Dec.: −22.366[2] mas/yr
Parallax (π)	7.4386±0.2471 mas[2]
Distance	440 ± 10 ly (134 ± 4 pc)
Absolute magnitude (MV)	−0.64[1]
Details
Mass	3.6[6] M☉
Radius	18.4[6] R☉
Luminosity	190[6] L☉
Surface gravity (log g)	2.34[6] cgs
Temperature	4,996[6] K
Metallicity [Fe/H]	−0.05[6] dex
Rotational velocity (v sin i)	8.3[7] km/s
Other designations
κ Nor, CD−54°6604, FK5 600, HD 145397, HIP 79509, HR 6024, SAO 243454, WDS J16135-5438A[8]
Database references
SIMBAD	data

This is an evolved giant star with a stellar classification of G8III^[4] that has swollen and cooled off the main sequence. At present it has 18 times the radius of the Sun. It shines with a luminosity approximately 190 times that of the Sun and has an effective temperature of 4,996 K.^[6]