HD 224801 information

HD 224801
Observation data; Epoch J2000 Equinox J2000
Constellation	Andromeda
Right ascension	00h 00m 43.6345s
Declination	+45° 15′ 12.007″
Apparent magnitude (V)	6.32 – 6.42
Characteristics
Spectral type	A0IIspSiSrHg
Apparent magnitude (B)	6.299
Apparent magnitude (V)	6.347
Apparent magnitude (G)	6.333
Apparent magnitude (J)	6.407
Apparent magnitude (H)	6.506
Apparent magnitude (K)	6.511
U−B color index	-0.35
B−V color index	-0.0425
Variable type	Alpha² CVn
Astrometry
Radial velocity (Rv)	−1.00±2.2 km/s
Proper motion (μ)	RA: +17.745 mas/yr ; Dec.: +0.607 mas/yr
Parallax (π)	5.5784 ± 0.0405 mas
Distance	585 ± 4 ly ; (179 ± 1 pc)
Absolute magnitude (MV)	0.0
Details
Mass	3.4 M☉
Radius	2.8 R☉
Luminosity	170 L☉
Surface gravity (log g)	4.12 cgs
Temperature	11,900 K
Metallicity [Fe/H]	0.98 dex
Rotation	3.74 days
Rotational velocity (v sin i)	30 km/s
Age	239 Myr
Other designations
	CG Andromedae, BD+44° 4538, HD 224801, HIP 63, HR 9080, SAO 53568, PPM 42458, TYC 3246-2388-1.
Database references
SIMBAD	data

HD 224801, also known as CG Andromedae, is an Alpha² Canum Venaticorum variable star in the constellation Andromeda. Located approximately 188 parsecs (610 ly) away, the star varies between apparent magnitudes 6.32 and 6.42 over a period of approximately 3.74 days.

^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j Cite error: The named reference dr3 was invoked but never defined (see the help page).
^ Cite error: The named reference GCVS was invoked but never defined (see the help page).
^ Cite error: The named reference Abt1995 was invoked but never defined (see the help page).
^ ^a ^b ^c Cite error: The named reference TYCHO was invoked but never defined (see the help page).
^ ^a ^b ^c Cite error: The named reference 2MASS Cat was invoked but never defined (see the help page).
^ ^a ^b Cite error: The named reference Renson2009 was invoked but never defined (see the help page).
^ Cite error: The named reference AAVSO was invoked but never defined (see the help page).
^ Cite error: The named reference Gontcharov was invoked but never defined (see the help page).
^ ^a ^b Cite error: The named reference xhip was invoked but never defined (see the help page).
^ ^a ^b Cite error: The named reference schultz2022 was invoked but never defined (see the help page).
^ Cite error: The named reference gontcharov2012 was invoked but never defined (see the help page).

[dr3-1] ^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j Cite error: The named reference dr3 was invoked but never defined (see the help page).

[GCVS-2] Cite error: The named reference GCVS was invoked but never defined (see the help page).

[Abt1995-3] Cite error: The named reference Abt1995 was invoked but never defined (see the help page).

[TYCHO-4] Cite error: The named reference TYCHO was invoked but never defined (see the help page).

[2MASS_Cat-5] Cite error: The named reference 2MASS Cat was invoked but never defined (see the help page).

[Renson2009-6] Cite error: The named reference Renson2009 was invoked but never defined (see the help page).

[AAVSO-7] Cite error: The named reference AAVSO was invoked but never defined (see the help page).

[Gontcharov-8] Cite error: The named reference Gontcharov was invoked but never defined (see the help page).

[xhip-9] Cite error: The named reference xhip was invoked but never defined (see the help page).

[schultz2022-10] Cite error: The named reference schultz2022 was invoked but never defined (see the help page).

[gontcharov2012-11] Cite error: The named reference gontcharov2012 was invoked but never defined (see the help page).

Observation data Epoch J2000 Equinox J2000
Constellation	Andromeda
Right ascension	00^h 00^m 43.6345^s^[1]
Declination	+45° 15′ 12.007″^[1]
Apparent magnitude (V)	6.32 – 6.42^[2]
Characteristics
Spectral type	A0IIspSiSrHg^[3]
Apparent magnitude (B)	6.299^[4]
Apparent magnitude (V)	6.347^[4]
Apparent magnitude (G)	6.333^[1]
Apparent magnitude (J)	6.407^[5]
Apparent magnitude (H)	6.506^[5]
Apparent magnitude (K)	6.511^[5]
U−B color index	-0.35^[6]
B−V color index	-0.0425^[4]
Variable type	Alpha² CVn^[7]
Astrometry

Radial velocity (R_v)	−1.00±2.2^[8] km/s
Proper motion (μ)	RA: +17.745^[1] mas/yr Dec.: +0.607^[1] mas/yr
Parallax (π)	5.5784 ± 0.0405 mas^[1]
Distance	585 ± 4 ly (179 ± 1 pc)
Absolute magnitude (M_V)	0.0^[9]

Details

Mass	3.4^[1] `M`_☉
Radius	2.8^[1] `R`_☉
Luminosity	170^[1] `L`_☉
Surface gravity (log g)	4.12^[1] cgs
Temperature	11,900^[10] K
Metallicity [Fe/H]	0.98^[9] dex
Rotation	3.74^[10] days
Rotational velocity (v sin i)	30^[6] km/s
Age	239^[11] Myr

Other designations
CG Andromedae, BD+44° 4538, HD 224801, HIP 63, HR 9080, SAO 53568, PPM 42458, TYC 3246-2388-1.
Database references
SIMBAD	data

HD 224801 information

and 2 Related for: HD 224801 information

HD 224801

List of stars in Andromeda