01554+7613 STF 170

Coord 2000	01554+7613		Discov num	STF 170		Comp			Coord arcsec 2000	01 55 27.35 +76 13 28.4
Date first	1830		Date last	2016		Obs	65
Pa first	247		Pa last	244		P.A. Now (θ)	244°
Sep first	3.2		Sep last	3.2		Sep. Now (ρ)	3.2"
Mag pri	7.49		Mag sec	8.24		delta mag (ΔM)	0.75		Spectral class	A5 (white)
Pri motion ra	-018		Sec motion ra	-018
Pri motion dec	+003		Sec motion dec	+003
Notes

Nature of this double is uncertain.

Precise pa	243.5		Precise sep	3.17		Cdsa2 id	STF 170		Constellation	Cassiopeia
SAO	4512		HIP	8962		Tycho2	4494-01910-1		HD	11316
BD	BD+75 76		Ra deg	1.9242638888888888		De deg	76.22455555555555		Distance	157.98
Distance ly	515.33		last precise pa	243.5		last precise sep	3.17

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01554+7613	STF 170		2005	61	243	3.2	7.49	8.24	A5		015527.35+761328.4
01554+7613	STF 170		2008	62	243	3.1	7.49	8.24	A5		015527.35+761328.4
01554+7613	STF 170		2016	65	244	3.2	7.49	8.24	A5		015527.35+761328.4

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