00568+4427 GRV  53

Coord 2000	00568+4427		Discov num	GRV  53		Comp			Coord arcsec 2000	00 56 53.48 +44 27 52.0
Date first	1893		Date last	2015		Obs	9
Pa first	143		Pa last	143		P.A. Now (θ)	143°
Sep first	40.8		Sep last	40.8		Sep. Now (ρ)	40.8"
Mag pri	8.96		Mag sec	9.88		delta mag (ΔM)	0.92		Spectral class	F8 (yellow-white)
Pri motion ra	+041		Sec motion ra	+041
Pri motion dec	-022		Sec motion dec	-022
Notes	W

Nature of this double is uncertain.

Precise pa	142.8		Precise sep	40.782		Constellation	Andromeda		SAO	36789
Tycho2	2810-01492-1		last precise pa	142.8		last precise sep	40.782

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00568+4427	GRV 53		2000	6	143	40.8	8.96	9.88		D	005653.48+442752.0
00568+4427	GRV 53		2009	7	143	41.0	8.96	9.88		D	005653.48+442752.0
00568+4427	GRV 53		2010	8	143	40.8	8.96	9.88	F8		005653.48+442752.0
00568+4427	GRV 53		2015	9	143	40.8	8.96	9.88	F8	W	005653.48+442752.0

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