01373+6344 MLB 383AC

Coord 2000	01373+6344		Discov num	MLB 383		Comp	AC		Coord arcsec 2000	01 37 19.97 +63 43 45.2
Date first	1925		Date last	2015		Obs	8
Pa first	64		Pa last	65		P.A. Now (θ)	65°
Sep first	32.2		Sep last	33.4		Sep. Now (ρ)	33.4"
Mag pri	10.47		Mag sec	12.80		delta mag (ΔM)	2.33		Spectral class	B8 (blue-white)
Pri motion ra	-003		Sec motion ra	+003
Pri motion dec	+002		Sec motion dec	+002
Notes	U (Proper motion indicates non-physical)

Visually invisible, K-band or other infrared star rPM=1.664 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			01373+6344	MLB 383	AB	1925	2015	8	155	6.0	10.47	12.80	2.33
Show			01373+6344	MLB 383	AC	1925	2015	8	65	33.4	10.47	12.80	2.33		<===
Show			01373+6344	MLB 383	AD	1898	2016	14	165	31.9	10.47	11.35	0.88

Quadruple system
4 visible stars in this system

Precise pa	64.9		Precise sep	33.368		Constellation	Cassiopeia		Tycho2	4035-00130-1
Gaia DR2	7166441856

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01373+6344	MLB 383	AC	1999	2	65	33.2	10.47	12.80		D	013719.97+634345.2
01373+6344	MLB 383	AC	2011	3	65	33.3	10.47	12.80		D	013719.97+634345.2
01373+6344	MLB 383	AC	2015	5	65	33.4	10.47	12.80	B8	U	013719.97+634345.2

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