00476+5533 STI1428AB

Coord 2000	00476+5533		Discov num	STI1428		Comp	AB		Coord arcsec 2000	00 47 39.79 +55 32 50.3
Date first	1917		Date last	2015		Obs	9
Pa first	6		Pa last	4		P.A. Now (θ)	4°
Sep first	15.3		Sep last	15.5		Sep. Now (ρ)	15.5"
Mag pri	10.38		Mag sec	12.04		delta mag (ΔM)	1.66		Spectral class
Pri motion ra	-002		Sec motion ra	-007
Pri motion dec	-004		Sec motion dec	-005
Notes	N (See Notes)

rPM=0.593 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		21705	00476+5533	TDS1614	Aa,Ab	1991	1991	1	315	0.6	10.68	11.58	0.90
Show		21705	00476+5533	STI1428	AB	1917	2015	9	4	15.5	10.38	12.04	1.66		<===

Triple system
2 visible stars in this system

Precise pa	3.9		Precise sep	15.545		Constellation	Cassiopeia		SAO	21705
Tycho2	3659-01682-1		Gaia DR2	417695538166697088

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00476+5533	STI1428	AB	2003	5	4	15.6	10.38	12.04		D	004739.79+553250.3
00476+5533	STI1428	AB	2013	8	3	15.8	10.38	12.04		N	004739.79+553250.3
00476+5533	STI1428	AB	2015	9	4	15.5	10.38	12.04		N	004739.79+553250.3

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