00288+5756 OSO   5AE

Coord 2000	00288+5756		Discov num	OSO   5		Comp	AE		Coord arcsec 2000	00 28 47.69 +57 56 02.2
Date first	1994		Date last	2015		Obs	3
Pa first	269		Pa last	257		P.A. Now (θ)	257°
Sep first	24.4		Sep last	30.9		Sep. Now (ρ)	30.9"
Mag pri	14.28		Mag sec	17.80		delta mag (ΔM)	3.52		Spectral class
Pri motion ra	+298		Sec motion ra	-252
Pri motion dec	+055		Sec motion dec	+036
Notes	N (See Notes)

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			00288+5756	OSO 5	AB	1994	2015	3	32	5.6	14.28	20.00	5.72
Show			00288+5756	OSO 5	AC	1994	2015	4	273	24.6	14.28	15.39	1.11
Show			00288+5756	OSO 5	AD	1994	2015	3	266	30.8	14.28	18.70	4.42
Show			00288+5756	OSO 5	AE	1994	2015	3	257	30.9	14.28	17.80	3.52		<===

Quintuple system
5 visible stars in this system

Constellation

Cassiopeia

last precise pa

257.1

last precise sep

30.85

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00288+5756	OSO 5	AE	1994	1	269	24.4	14.46	17.80		N D	002847.67+575602.1
00288+5756	OSO 5	AE	1998	2	257	26.1	14.28	17.80		N D	002847.69+575602.2
00288+5756	OSO 5	AE	2015	3	257	30.9	14.28	17.80		N	002847.69+575602.2

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