19511+3800 ALI 636

Coord 2000	19511+3800		Discov num	ALI 636		Comp			Coord arcsec 2000	19 51 07.89 +37 59 53.0
Date first	1929		Date last	2002		Obs	3
Pa first	81		Pa last	80		P.A. Now (θ)	80°
Sep first	9.7		Sep last	10.3		Sep. Now (ρ)	10.3"
Mag pri	13.30		Mag sec	13.30		delta mag (ΔM)	0		Spectral class
Pri motion ra	-006		Sec motion ra	-002
Pri motion dec	-012		Sec motion dec	-005
Notes

rPM=0.601 Nature of this double is uncertain.

Precise pa	79.7		Precise sep	10.307		Cdsa2 id	ALI 636		Constellation	Cygnus
Ra deg	19.85219166666667		De deg	37.99805555555556		last precise pa	79.7		last precise sep	10.307

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19511+3800	ALI 636		1998	2	80	10.3	13.30	13.30		D	195107.89+375953.0
19511+3800	ALI 636		2002	3	80	10.3	13.30	13.30		D	195107.89+375953.0

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