HD 53811

HD 53811 is a class A4IV^[3] (white subgiant) star in the constellation Puppis. Its apparent magnitude is 4.92^[2] and it is approximately 198 light years away based on parallax.^[1]

ConstellationPuppis

Right ascension07^h 03^m 53.60846^s[1]

Declination−49° 35′ 02.1009″^[1]

Apparentmagnitude(V)4.92^[2]

Quick facts Constellation, Right ascension ...

HD 53811

Location of HD 53811 (circled)
Observation data Epoch J2000      Equinox ICRS
Constellation	Puppis
Right ascension	07h 03m 53.60846s[1]
Declination	−49° 35′ 02.1009″[1]
Apparent magnitude (V)	4.92[2]
Characteristics
Spectral type	A4IV[3]
U−B color index	+0.12[4]
B−V color index	+0.14[5]
Astrometry
Radial velocity (Rv)	+26.80[6] km/s
Proper motion (μ)	RA: −52.78[1] mas/yr Dec.: +140.27[1] mas/yr
Parallax (π)	16.51±0.42 mas[1]
Distance	198 ± 5 ly (61 ± 2 pc)
Absolute magnitude (MV)	1.01[2]
Details
Mass	2.02[7] M☉
Radius	2.6[7] R☉
Luminosity	33.04[2] L☉
Surface gravity (log g)	3.95[8] cgs
Temperature	8,396[8] K
Rotational velocity (v sin i)	59[3] km/s
Other designations
H Puppis, CD−49°2587, GC 9348, GSC 08126-02550, HIP 34059, HR 2672, HD 53811, SAO 218427
Database references
SIMBAD	data

Close