19547+3831 ALI 907

Coord 2000	19547+3831		Discov num	ALI 907		Comp			Coord arcsec 2000	19 54 43.33 +38 30 46.5
Date first	1929		Date last	2010		Obs	4
Pa first	26		Pa last	23		P.A. Now (θ)	23°
Sep first	14.3		Sep last	14.6		Sep. Now (ρ)	14.6"
Mag pri	11.68		Mag sec	12.30		delta mag (ΔM)	0.62		Spectral class
Pri motion ra	+001		Sec motion ra	+002
Pri motion dec	+000		Sec motion dec	+000
Notes

rPM=0.5 Nature of this double is uncertain.

Precise pa	23.1		Precise sep	14.61		Cdsa2 id	ALI 907		Constellation	Cygnus
Ra deg	19.91203611111111		De deg	38.51291666666667		last precise pa	23.1		last precise sep	14.61

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19547+3831	ALI 907		1998	2	23	14.6	11.68	12.30		D	195443.33+383046.5
19547+3831	ALI 907		2002	3	24	14.6	11.68	12.30		D	195443.33+383046.5
19547+3831	ALI 907		2010	4	23	14.5	11.68	12.30			195443.33+383046.5

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