00049+4540 BU  997

Coord 2000	00049+4540		Discov num	BU  997		Comp			Coord arcsec 2000	00 04 57.53 +45 40 25.6
Date first	1879		Date last	2015		Obs	94
Pa first	340		Pa last	337		P.A. Now (θ)	337°
Sep first	4.3		Sep last	3.8		Sep. Now (ρ)	3.8"
Mag pri	7.64		Mag sec	9.39		delta mag (ΔM)	1.75		Spectral class	F8IV-V (yellow-white)
Pri motion ra	+017		Sec motion ra	+017
Pri motion dec	-065		Sec motion dec	-065
Notes

Nature of this double is uncertain.

Precise pa	337.2		Precise sep	3.773		Constellation	Andromeda		HIP	404
Tycho2	3246-00901-1		HD	225291		BD	BD+44 4549		Distance	71.12
Distance ly	231.99		last precise pa	337.2		last precise sep	3.773

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00049+4540	BU 997		2006	89	337	3.9	7.64	9.39	F8IV-V	D	000457.53+454025.6
00049+4540	BU 997		2008	90	337	4.0	7.64	9.39	F8IV-V	D	000457.53+454025.6
00049+4540	BU 997		2012	93	337	3.9	7.64	9.39	F8IV-V	D	000457.53+454025.6
00049+4540	BU 997		2015	94	337	3.8	7.64	9.39	F8IV-V		000457.53+454025.6

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