HD 65810

HD 65810
	Location of HD 65810 (circled)
Observation data; Epoch J2000 Equinox ICRS
Constellation	Puppis
Right ascension	07h 59m 52.05117s
Declination	−18° 23′ 57.2292″
Apparent magnitude (V)	4.61
Characteristics
Evolutionary stage	main sequence
Spectral type	A2Vn
U−B color index	+0.08
B−V color index	+0.08
Astrometry
Radial velocity (Rv)	-13.30 km/s
Proper motion (μ)	RA: -6.38 mas/yr ; Dec.: -36.05 mas/yr
Parallax (π)	13.52±0.64 mas
Distance	240 ± 10 ly ; (74 ± 4 pc)
Absolute magnitude (MV)	0.27
Details
Mass	2.69 M☉
Radius	3.6 R☉
Luminosity	87 L☉
Surface gravity (log g)	3.38 cgs
Temperature	8,892 K
Rotational velocity (v sin i)	218 km/s
Other designations
	BD−18°2118, FK5 1212, GC 10825, HD 65810, HIP 39095, HR 3131, SAO 153687, GSC 05986-03435
Database references
SIMBAD	data

HD 65810 is a class A2V^[5] (white main-sequence) star in the constellation Puppis. Its apparent magnitude is 4.61^[3] and it is approximately 241 light years away based on parallax.^[2]

Right ascension07^h 59^m 52.05117^s^[2]

Declination−18° 23′ 57.2292″^[2]

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Observation data Epoch J2000 Equinox ICRS
Location of HD 65810 (circled)
Constellation	Puppis^[1]
Right ascension	07^h 59^m 52.05117^s^[2]
Declination	−18° 23′ 57.2292″^[2]
Apparent magnitude (V)	4.61^[3]
Characteristics
Evolutionary stage	main sequence^[4]
Spectral type	A2Vn^[5]
U−B color index	+0.08^[3]
B−V color index	+0.08^[3]
Astrometry
Radial velocity (R_v)	-13.30^[6] km/s
Proper motion (μ)	RA: -6.38^[2] mas/yr Dec.: -36.05^[2] mas/yr
Parallax (π)	13.52±0.64 mas^[2]
Distance	240 ± 10 ly (74 ± 4 pc)
Absolute magnitude (M_V)	0.27^[1]
Details
Mass	2.69^[4] `M`_☉
Radius	3.6^[7] R_☉
Luminosity	87^[4] `L`_☉
Surface gravity (log g)	3.38^[8] cgs
Temperature	8,892^[4] K
Rotational velocity (v sin i)	218^[4] km/s
Other designations
BD−18°2118, FK5 1212, GC 10825, HD 65810, HIP 39095, HR 3131, SAO 153687, GSC 05986-03435
Database references
SIMBAD	data

References