01508+5412 SMA  23

Coord 2000	01508+5412		Discov num	SMA  23		Comp			Coord arcsec 2000	01 50 55.84 +54 11 47.6
Date first	1921		Date last	2015		Obs	5
Pa first	61		Pa last	70		P.A. Now (θ)	70°
Sep first	7.0		Sep last	8.7		Sep. Now (ρ)	8.7"
Mag pri	12.70		Mag sec	13.50		delta mag (ΔM)	0.8		Spectral class
Pri motion ra	-022		Sec motion ra	+003
Pri motion dec	-002		Sec motion dec	-003
Notes

Nature of this double is uncertain.

Constellation

Perseus

last precise pa

69.6

last precise sep

8.686

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01508+5412	SMA 23		1999	2	68	8.4	12.70	13.50		D	015055.84+541147.6
01508+5412	SMA 23		2004	4	69	8.5	12.70	13.50		D	015055.84+541147.6
01508+5412	SMA 23		2015	5	70	8.7	12.70	13.50			015055.84+541147.6

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