01277+4524 BU  999AB (Ome And)

Coord 2000	01277+4524		Discov num	BU  999		Comp	AB		Coord arcsec 2000	01 27 39.38 +45 24 24.1
Date first	1881		Date last	2002		Obs	13
Pa first	92		Pa last	325		P.A. Now (θ)	325°
Sep first	2.3		Sep last	0.7		Sep. Now (ρ)	0.7"
Mag pri	4.83		Mag sec	11.70		delta mag (ΔM)	6.87		Spectral class	F4V (yellow-white)
Pri motion ra	+357		Sec motion ra
Pri motion dec	-100		Sec motion dec
Notes	N (See Notes)

Visually invisible, K-band or other infrared star Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		37228	01277+4524	CIA 4	Aa,Ab	2008	2012	29	56	0.0	4.83			Y
Show	Ome And	37228	01277+4524	BU 999	AB	1881	2002	13	325	0.7	4.83	11.70	6.87		<===
Show		37228	01277+4524	BU 999	AC	1872	2003	16	113	92.8	4.83	10.90	6.07
Show		37228	01277+4524	BU 82	AD	1907	2012	5	113	90.3	4.83	11.40	6.57
Show		37228	01277+4524	BU 82	CD	1881	2015	18	138	4.8	11.40	11.40	0.00

Quintuple system
4 visible stars in this system

Precise pa	325.2		Precise sep	0.7		Name	Ome And		Constellation	Andromeda
SAO	37228		HIP	6813		Tycho2	3265-02401-1		HD	8799
HR	417		GC	1752		BD	BD+44 307		Bayer	Omega Andromedae
Bayer name	Ome And		Flamsteed	48 Andromedae		Flamsteed name	48 And		Distance	28.62
Distance ly	93.36

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01277+4524	BU 999	AB	1967	12	118	1.8	4.83	11.70	F4V	N D	012739.09+452425.0
01277+4524	BU 999	AB	2002	13	325	0.7	4.83	11.70	F4V	N D	012739.09+452425.0

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