19492+1922 GRV 284

Coord 2000	19492+1922		Discov num	GRV 284		Comp			Coord arcsec 2000	19 49 13.70 +19 22 58.1
Date first	1950		Date last	2010		Obs	5
Pa first	37		Pa last	35		P.A. Now (θ)	35°
Sep first	52.1		Sep last	52.5		Sep. Now (ρ)	52.5"
Mag pri	12.21		Mag sec	13.51		delta mag (ΔM)	1.3		Spectral class
Pri motion ra	+031		Sec motion ra	+019
Pri motion dec	-016		Sec motion dec	-002
Notes

rPM=0.529 Nature of this double is uncertain.

Precise pa	35.2		Precise sep	52.47		Constellation	Sagitta		last precise pa	35.2
last precise sep	52.47

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19492+1922	GRV 284		2000	2	36	52.5	11.80	13.30		D	194913.70+192258.1
19492+1922	GRV 284		2001	3	36	52.5	11.80	13.30		D	194913.70+192258.1
19492+1922	GRV 284		2010	5	35	52.5	12.21	13.51			194913.70+192258.1

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