19473+3018 GRV 278

Coord 2000	19473+3018		Discov num	GRV 278		Comp			Coord arcsec 2000	19 47 23.72 +30 18 28.7
Date first	1895		Date last	2010		Obs	6
Pa first	208		Pa last	208		P.A. Now (θ)	208°
Sep first	13.2		Sep last	13.3		Sep. Now (ρ)	13.3"
Mag pri	12.00		Mag sec	12.10		delta mag (ΔM)	0.1		Spectral class
Pri motion ra	-020		Sec motion ra	-017
Pri motion dec	-019		Sec motion dec	-020
Notes

rPM=0.115 (< 0.3, Physical double) This double is physical.

Precise pa	207.5		Precise sep	13.32		Constellation	Cygnus		Tycho2	2656-00057-1
last precise pa	207.5		last precise sep	13.32

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19473+3018	GRV 278		2000	5	208	13.4	12.00	12.10		D	194723.72+301828.7
19473+3018	GRV 278		2002	6	208	13.4	12.00	12.10		D	194723.72+301828.7
19473+3018	GRV 278		2010	6	208	13.3	12.00	12.10			194723.72+301828.7

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