00303+5959 BU 1094AB

Coord 2000	00303+5959		Discov num	BU 1094		Comp	AB		Coord arcsec 2000	00 30 19.91 +59 58 39.2
Date first	1889		Date last	2009		Obs	13
Pa first	245		Pa last	285		P.A. Now (θ)	285°
Sep first	0.7		Sep last	0.3		Sep. Now (ρ)	0.3"
Mag pri	6.07		Mag sec	8.45		delta mag (ΔM)	2.38		Spectral class	B9IIIn (blue-white)
Pri motion ra	+016		Sec motion ra
Pri motion dec	-001		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		21457	00303+5959	BU 1094	AB	1889	2009	13	285	0.3	6.07	8.45	2.38		<===
Show		21457	00303+5959	BU 1094	AC	1900	2015	9	338	121.0	6.07	11.70	5.63

Triple system
3 visible stars in this system

Precise pa	284.6		Precise sep	0.343		Constellation	Cassiopeia		SAO	21457
HIP	2377		Tycho2	3666-01063-1		Gaia DR2	6055878272		HD	2626
HR	113		BD	BD+59 68		Distance	235.85		Distance ly	769.34

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00303+5959	BU 1094	AB	1991	11	275	0.3	6.07	8.45	B9IIIn	D	003019.91+595839.2
00303+5959	BU 1094	AB	2009	12	290	0.3	6.07	8.45	B9IIIn	D	003019.91+595839.2

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