19425+3958 ALI1116

Coord 2000	19425+3958		Discov num	ALI1116		Comp			Coord arcsec 2000	19 42 33.41 +39 58 08.1
Date first	1892		Date last	2015		Obs	10
Pa first	201		Pa last	199		P.A. Now (θ)	199°
Sep first	11.5		Sep last	11.2		Sep. Now (ρ)	11.2"
Mag pri	12.40		Mag sec	12.80		delta mag (ΔM)	0.4		Spectral class
Pri motion ra	-006		Sec motion ra	-002
Pri motion dec	-002		Sec motion dec	-003
Notes

rPM=0.652 Nature of this double is uncertain.

Precise pa	198.9		Precise sep	11.208		Constellation	Cygnus		SAO	68733
Gaia DR2	62905776768

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19425+3958	ALI1116		1998	3	199	11.3	12.40	12.80		D	194233.41+395808.1
19425+3958	ALI1116		2002	4	199	11.2	12.40	12.80		D	194233.41+395808.1
19425+3958	ALI1116		2010	5	199	10.7	12.40	12.80			194233.41+395808.1
19425+3958	ALI1116		2015	6	199	11.2	12.40	12.80			194233.41+395808.1

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