01509+1031 GWP 228

Coord 2000	01509+1031		Discov num	GWP 228		Comp			Coord arcsec 2000	01 50 52.00 +10 31 02.1
Date first	1988		Date last	2015		Obs	7
Pa first	245		Pa last	247		P.A. Now (θ)	247°
Sep first	4.4		Sep last	5.7		Sep. Now (ρ)	5.7"
Mag pri	14.60		Mag sec	16.80		delta mag (ΔM)	2.2		Spectral class
Pri motion ra	+076		Sec motion ra	+079
Pri motion dec	-060		Sec motion dec	-068
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.082 (< 0.3, Physical double) This double is physical.

Precise pa	246.9		Precise sep	5.694		Constellation	Pisces		Tycho2	0625-01008-1
Gaia DR2	92222991360

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01509+1031	GWP 228		2000	3	247	5.4	14.60	16.80		NV	015052.00+103102.1
01509+1031	GWP 228		2015	5	247	5.7	14.60	16.80		NV	015052.00+103102.1

If you need more information about this double, apply for a data request form to the WDS.