00303+6009 BKO 131AC

Coord 2000	00303+6009		Discov num	BKO 131		Comp	AC		Coord arcsec 2000	00 30 15.43 +60 08 56.4
Date first	2000		Date last	2015		Obs	4
Pa first	161		Pa last	161		P.A. Now (θ)	161°
Sep first	9.3		Sep last	9.2		Sep. Now (ρ)	9.2"
Mag pri	12.80		Mag sec	14.10		delta mag (ΔM)	1.3		Spectral class
Pri motion ra	-004		Sec motion ra	+004
Pri motion dec	-003		Sec motion dec	-006
Notes

rPM=1.185 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		21450	00303+6009	STI 80	AB	1906	2015	7	242	9.1	12.80	13.70	0.90
Show		21450	00303+6009	BKO 131	AC	2000	2015	4	161	9.2	12.80	14.10	1.30		<===

Triple system
3 visible stars in this system

Precise pa	160.5		Precise sep	9.237		Constellation	Cassiopeia		SAO	21450
Gaia DR2	428617433842453376

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00303+6009	BKO 131	AC	2003	2	160	9.3	12.80	14.10		D	003015.43+600856.4
00303+6009	BKO 131	AC	2015	4	161	9.2	12.80	14.10			003015.43+600856.4

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