PU Aurigae

PU Aurigae

Observation data Epoch J2000      Equinox J2000
Constellation	Auriga
Right ascension	05h 18m 15.6971s
Declination	+42° 47′ 31.6″
Apparent magnitude (V)	5.65
Characteristics
Spectral type	M4III
U−B color index	1.62
B−V color index	1.65
Variable type	Variable star
Astrometry
Radial velocity (Rv)	-38 km/s
Proper motion (μ)	RA: 18.11 mas/yr Dec.: -30.5 mas/yr
Parallax (π)	4.7 ± 0.85 mas
Distance	approx. 700 ly (approx. 210 pc)
Absolute magnitude (MV)	7.14
Details
Mass	0,4 M☉
Radius	0,5 R☉
Luminosity	0,04 L☉
Temperature	2,000–3,500 K
Other designations
BD+42° 1239, HD 34269, HIP 24738, HR 1722, SAO 40214.
Database references
SIMBAD	data
Data sources:
Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.)

PU Aurigae is a variable star.

References

• HR 1722
• Image PU Aurigae