01507+4126 GRV 102

Coord 2000	01507+4126		Discov num	GRV 102		Comp			Coord arcsec 2000	01 50 44.03 +41 26 19.8
Date first	1953		Date last	2015		Obs	6
Pa first	156		Pa last	155		P.A. Now (θ)	155°
Sep first	31.2		Sep last	30.6		Sep. Now (ρ)	30.6"
Mag pri	10.43		Mag sec	13.67		delta mag (ΔM)	3.24		Spectral class
Pri motion ra	-017		Sec motion ra	-007
Pri motion dec	-017		Sec motion dec	-006
Notes

rPM=0.618 Nature of this double is uncertain.

Precise pa	155.2		Precise sep	30.629		Constellation	Andromeda		Tycho2	2824-00219-1
Gaia DR2	0509932544

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01507+4126	GRV 102		2000	2	156	30.7	10.30	13.40		D	015044.03+412619.8
01507+4126	GRV 102		2002	3	156	30.7	10.30	13.40		D	015044.03+412619.8
01507+4126	GRV 102		2010	5	155	30.7	10.43	13.67			015044.03+412619.8
01507+4126	GRV 102		2015	6	155	30.6	10.43	13.67			015044.03+412619.8

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