00172+5034 BU  776

Coord 2000	00172+5034		Discov num	BU  776		Comp			Coord arcsec 2000	00 17 13.83 +50 34 24.1
Date first	1881		Date last	2017		Obs	22
Pa first	203		Pa last	197		P.A. Now (θ)	197°
Sep first	0.9		Sep last	1.2		Sep. Now (ρ)	1.2"
Mag pri	9.93		Mag sec	10.25		delta mag (ΔM)	0.32		Spectral class	F5 (yellow-white)
Pri motion ra	+003		Sec motion ra	+003
Pri motion dec	-012		Sec motion dec	-012
Notes

Nature of this double is uncertain.

Precise pa	197.3		Precise sep	1.18		Constellation	Cassiopeia		Tycho2	3255-00137-1
Gaia DR2	6536225536

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00172+5034	BU 776		1991	19	196	1.1	9.93	10.25			001713.83+503424.1
00172+5034	BU 776		2009	20	197	1.1	9.93	10.25			001713.83+503424.1
00172+5034	BU 776		2017	22	197	1.2	9.93	10.25	F5		001713.83+503424.1

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