00550+5824 STI1472AB

Coord 2000	00550+5824		Discov num	STI1472		Comp	AB		Coord arcsec 2000	00 55 02.46 +58 23 31.3
Date first	1910		Date last	2015		Obs	9
Pa first	2		Pa last	2		P.A. Now (θ)	2°
Sep first	15.0		Sep last	14.2		Sep. Now (ρ)	14.2"
Mag pri	10.83		Mag sec	11.50		delta mag (ΔM)	0.67		Spectral class
Pri motion ra	+017		Sec motion ra	+018
Pri motion dec	-008		Sec motion dec	-006
Notes	V (Proper motion indicates physical)

rPM=0.118 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			00550+5824	STI1472	AB	1910	2015	9	2	14.2	10.83	11.50	0.67		<===
Show			00550+5824	BKO 147	AC	1998	2015	5	19	51.1	10.83	13.20	2.37
Show			00550+5824	BKO 147	CD	1998	2015	5	79	10.8	13.20	14.20	1.00

Quadruple system
4 visible stars in this system

Precise pa	1.5		Precise sep	14.18		Constellation	Cassiopeia		Tycho2	3680-00592-1
Gaia DR2	424391460898567424

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00550+5824	STI1472	AB	2003	6	2	14.2	10.83	11.50		D	005502.46+582331.3
00550+5824	STI1472	AB	2010	7	2	14.3	10.83	11.50		VD	005502.46+582331.3
00550+5824	STI1472	AB	2015	9	2	14.2	10.83	11.50		V	005502.46+582331.3

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