19494+3920 ALI1123

Coord 2000	19494+3920		Discov num	ALI1123		Comp			Coord arcsec 2000	19 49 23.50 +39 19 59.5
Date first	1928		Date last	2015		Obs	9
Pa first	8		Pa last	9		P.A. Now (θ)	9°
Sep first	9.1		Sep last	7.8		Sep. Now (ρ)	7.8"
Mag pri	13.10		Mag sec	13.10		delta mag (ΔM)	0		Spectral class
Pri motion ra	-004		Sec motion ra	+002
Pri motion dec	+010		Sec motion dec	+005
Notes

rPM=0.725 Nature of this double is uncertain.

Precise pa

8.6

Precise sep

7.796

Constellation

Cygnus

Gaia DR2

05691973248

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19494+3920	ALI1123		1998	2	9	7.9	13.10	13.10		D	194923.50+391959.5
19494+3920	ALI1123		2002	3	9	7.9	13.10	13.10		D	194923.50+391959.5
19494+3920	ALI1123		2010	4	9	7.6	13.10	13.10			194923.50+391959.5
19494+3920	ALI1123		2015	5	10	7.8	13.10	13.10			194923.50+391959.5

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