00402+4715 BU  257

Coord 2000	00402+4715		Discov num	BU  257		Comp			Coord arcsec 2000	00 40 13.00 +47 15 21.0
Date first	1876		Date last	2015		Obs	41
Pa first	237		Pa last	253		P.A. Now (θ)	253°
Sep first	0.5		Sep last	0.6		Sep. Now (ρ)	0.6"
Mag pri	8.06		Mag sec	9.11		delta mag (ΔM)	1.05		Spectral class	G0 (yellow)
Pri motion ra	+019		Sec motion ra	+019
Pri motion dec	-003		Sec motion dec	-003
Notes

Nature of this double is uncertain.

Constellation	Cassiopeia		SAO	36564		HIP	3159		Tycho2	3253-01628-1
HD	3700		BD	BD+46 131		Distance	246.31		Distance ly	803.46
last precise pa	253		last precise sep	0.61

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00402+4715	BU 257		2006	38	249	0.7	8.06	9.11	G0	D	004013.00+471521.0
00402+4715	BU 257		2009	39	249	0.7	8.06	9.11	G0	D	004013.00+471521.0
00402+4715	BU 257		2015	41	253	0.6	8.06	9.11	G0		004013.00+471521.0

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