00040+6050 HJ 1930

Coord 2000	00040+6050		Discov num	HJ 1930		Comp			Coord arcsec 2000	00 04 02.95 +60 50 45.1
Date first	1828		Date last	2015		Obs	18
Pa first	348		Pa last	346		P.A. Now (θ)	346°
Sep first	10.0		Sep last	10.8		Sep. Now (ρ)	10.8"
Mag pri	10.67		Mag sec	10.80		delta mag (ΔM)	0.13		Spectral class	B+ (blue-white)
Pri motion ra	-002		Sec motion ra	-003
Pri motion dec	-004		Sec motion dec	-001
Notes

rPM=0.707 Nature of this double is uncertain.

Precise pa	346.4		Precise sep	10.81		Constellation	Cassiopeia		Tycho2	4014-03312-1
Gaia DR2	7177244800

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00040+6050	HJ 1930		2007	8	166	10.9	10.67	10.80	B+		000402.96+605045.0
00040+6050	HJ 1930		2011	10	166	11.0	10.67	10.80	B+		000402.96+605045.0
00040+6050	HJ 1930		2015	13	346	10.8	10.67	10.80	B+		000402.95+605045.1

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