20191+3628 SLE 998

Coord 2000	20191+3628		Discov num	SLE 998		Comp			Coord arcsec 2000	20 19 08.11 +36 26 37.6
Date first	1985		Date last	2015		Obs	8
Pa first	180		Pa last	183		P.A. Now (θ)	183°
Sep first	6.3		Sep last	7.5		Sep. Now (ρ)	7.5"
Mag pri	11.29		Mag sec	13.90		delta mag (ΔM)	2.61		Spectral class
Pri motion ra	-001		Sec motion ra	-007
Pri motion dec	-003		Sec motion dec	-029
Notes

rPM=0.894 This double is not physical.

Precise pa	183		Precise sep	7.503		Constellation	Cygnus		Tycho2	2684-01024-1
Gaia DR2	96800500480

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20191+3628	SLE 998		1985	1	180	6.3	11.50	12.70			201907.77+362746.9
20191+3628	SLE 998		2000	2	185	7.0	11.29	13.90			201908.11+362637.6
20191+3628	SLE 998		2002	3	184	7.0	11.29	13.90			201908.11+362637.6
20191+3628	SLE 998		2015	4	183	7.5	11.29	13.90			201908.11+362637.6

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