00091+4051 BU  483AD

Coord 2000	00091+4051		Discov num	BU  483		Comp	AD		Coord arcsec 2000	00 09 03.67 +40 50 34.3
Date first	1903		Date last	2010		Obs	8
Pa first	268		Pa last	275		P.A. Now (θ)	275°
Sep first	216.0		Sep last	227.1		Sep. Now (ρ)	227.1"
Mag pri	7.04		Mag sec	10.44		delta mag (ΔM)	3.4		Spectral class	K0IV (yellow-orange)
Pri motion ra	+126		Sec motion ra	+002
Pri motion dec	-172		Sec motion dec	-005
Notes

rPM=0.976 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			00091+4051	BU 483	AB	1878	1933	9	40	2.5	7.04	11.50	4.46
Show			00091+4051	BU 483	AC	1879	2015	20	268	158.5	7.04	7.66	0.62
Show			00091+4051	BU 483	AD	1903	2010	8	275	227.1	7.04	10.44	3.40		<===
Show			00091+4051	BU 483	CD	1903	2015	12	282	72.7	7.66	10.44	2.78

Quadruple system
4 visible stars in this system

Precise pa	275.3		Precise sep	227.13		Constellation	Andromeda		SAO	36104
HIP	737		Tycho2	2785-00063-1		Gaia DR2	4738297728		HD	445
BD	BD+40 7		Distance	59.31		Distance ly	193.47

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00091+4051	BU 483	AD	2001	4	272	232.1	7.04	10.44		D	000903.67+405034.3
00091+4051	BU 483	AD	2010	7	275	227.1	7.04	10.44		D	000903.67+405034.3

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