19504-0316 J  1688

Coord 2000	19504-0316		Discov num	J  1688		Comp			Coord arcsec 2000	19 50 16.15 -03 14 54.7
Date first	1894		Date last	2010		Obs	7
Pa first	347		Pa last	341		P.A. Now (θ)	341°
Sep first	5.7		Sep last	5.6		Sep. Now (ρ)	5.6"
Mag pri	12.00		Mag sec	11.91		delta mag (ΔM)	0.09		Spectral class
Pri motion ra	+019		Sec motion ra	+015
Pri motion dec	+002		Sec motion dec	+018
Notes	B (Blue magnitudes)

rPM=0.704 Nature of this double is uncertain.

Precise pa	341.1		Precise sep	5.58		Constellation	Aquila		last precise pa	341.1
last precise sep	5.58

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19504-0316	J 1688		1998	4	343	5.6	12.00	11.91		DB	195016.03-031456.5
19504-0316	J 1688		2000	5	343	5.6	12.00	11.91		DB	195016.03-031456.5
19504-0316	J 1688		2010	7	341	5.6	12.00	11.91		B	195016.15-031454.7

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