HD 220035

HD 220035
Observation data; Epoch J2000 Equinox ICRS
Constellation	Aquarius
Right ascension	23h 20m 40.88873s
Declination	−05° 54′ 28.6987″
Apparent magnitude (V)	6.17
Characteristics
Evolutionary stage	red giant branch
Spectral type	K0III
U−B color index	+0.97
B−V color index	+1.07
Variable type	suspected
Astrometry
Radial velocity (Rv)	-1.9 km/s
Proper motion (μ)	RA: -100.38 mas/yr ; Dec.: -58.84 mas/yr
Parallax (π)	8.84±0.52 mas
Distance	370 ± 20 ly ; (113 ± 7 pc)
Absolute magnitude (MV)	+0.91
Details
Mass	1.2 M☉
Radius	13 R☉
Luminosity	62 L☉
Temperature	4,590 K
Metallicity [Fe/H]	−0.35 dex
Rotational velocity (v sin i)	<1.6 km/s
Age	6.8 Gyr
Other designations
	BD−06°6191, HD 220035, HIP 115257, HR 8879, SAO 146652
Database references
SIMBAD	data

HD 220035 is suspected variable star in the equatorial constellation of Aquarius.

Right ascension23^h 20^m 40.88873^s^[2]

Declination−05° 54′ 28.6987″^[2]

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Observation data Epoch J2000 Equinox ICRS
Constellation	Aquarius^[1]
Right ascension	23^h 20^m 40.88873^s^[2]
Declination	−05° 54′ 28.6987″^[2]
Apparent magnitude (V)	6.17^[3]
Characteristics
Evolutionary stage	red giant branch^[4]
Spectral type	K0III^[5]
U−B color index	+0.97^[3]
B−V color index	+1.07^[3]
Variable type	suspected^[6]
Astrometry
Radial velocity (R_v)	-1.9^[7] km/s
Proper motion (μ)	RA: -100.38^[2] mas/yr Dec.: -58.84^[2] mas/yr
Parallax (π)	8.84±0.52 mas^[2]
Distance	370 ± 20 ly (113 ± 7 pc)
Absolute magnitude (M_V)	+0.91^[1]
Details
Mass	1.2^[8] `M`_☉
Radius	13^[4] R_☉
Luminosity	62^[8] `L`_☉
Temperature	4,590^[8] K
Metallicity [Fe/H]	−0.35^[9] dex
Rotational velocity (v sin i)	<1.6^[10] km/s
Age	6.8^[8] Gyr
Other designations
BD−06°6191, HD 220035, HIP 115257, HR 8879, SAO 146652
Database references
SIMBAD	data

References