01373+6344 MLB 383AD

Coord 2000	01373+6344		Discov num	MLB 383		Comp	AD		Coord arcsec 2000	01 37 19.97 +63 43 45.2
Date first	1898		Date last	2015		Obs	9
Pa first	169		Pa last	165		P.A. Now (θ)	165°
Sep first	30.7		Sep last	31.8		Sep. Now (ρ)	31.8"
Mag pri	10.47		Mag sec	11.35		delta mag (ΔM)	0.88		Spectral class	B8 (blue-white)
Pri motion ra	-003		Sec motion ra	+029
Pri motion dec	+002		Sec motion dec	+006
Notes

rPM=1.089 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	2011	4	156	6.3	10.47	12.80	2.33
Show			01373+6344	MLB 383	AC	1925	2011	4	65	33.3	10.47	12.80	2.33
Show			01373+6344	MLB 383	AD	1898	2015	9	165	31.8	10.47	11.35	0.88		<===

Quadruple system
4 visible stars in this system

Precise pa	164.8		Precise sep	31.752		Constellation	Cassiopeia		Tycho2	4035-00130-1
last precise pa	164.8		last precise sep	31.752

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01373+6344	MLB 383	AD	1999	6	166	31.9	10.47	11.35		D	013719.97+634345.2
01373+6344	MLB 383	AD	2011	7	166	32.0	10.47	11.35		D	013719.97+634345.2
01373+6344	MLB 383	AD	2015	9	165	31.8	10.47	11.35	B8		013719.97+634345.2

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