20150+3659 SLE 974

Coord 2000	20150+3659		Discov num	SLE 974		Comp			Coord arcsec 2000	20 15 02.74 +36 58 57.0
Date first	1985		Date last	2015		Obs	8
Pa first	331		Pa last	330		P.A. Now (θ)	330°
Sep first	12.2		Sep last	12.5		Sep. Now (ρ)	12.5"
Mag pri	12.34		Mag sec	13.80		delta mag (ΔM)	1.46		Spectral class
Pri motion ra	-004		Sec motion ra	-022
Pri motion dec	-008		Sec motion dec	-003
Notes

rPM=0.841 This double is not physical.

Precise pa

330

Precise sep

12.473

Constellation

Cygnus

Gaia DR2

17370092928

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20150+3659	SLE 974		1985	1	331	12.2	11.60	12.50			201502.54+365919.2
20150+3659	SLE 974		1998	2	330	12.5	12.34	13.80			201502.74+365857.0
20150+3659	SLE 974		2002	3	330	12.4	12.34	13.80			201502.74+365857.0
20150+3659	SLE 974		2010	4	333	13.3	12.34	13.80			201502.74+365857.0
20150+3659	SLE 974		2015	4	330	12.5	12.34	13.80			201502.74+365857.0

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