19561+0007 BAL 916

Coord 2000	19561+0007		Discov num	BAL 916		Comp			Coord arcsec 2000	19 56 08.06 +00 07 09.2
Date first	1896		Date last	2015		Obs	4
Pa first	217		Pa last	219		P.A. Now (θ)	219°
Sep first	10.2		Sep last	9.2		Sep. Now (ρ)	9.2"
Mag pri	11.10		Mag sec	11.50		delta mag (ΔM)	0.4		Spectral class
Pri motion ra	+002		Sec motion ra	+002
Pri motion dec	-018		Sec motion dec	-012
Notes

rPM=0.331 Nature of this double is uncertain.

Precise pa	218.6		Precise sep	9.15		Cdsa2 id	BAL 916		Constellation	Aquila
Ra deg	19.935572222222223		De deg	0.11922222222222223		last precise pa	218.6		last precise sep	9.15

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19561+0007	BAL 916		1999	2	217	9.3	11.10	11.50		D	195608.06+000709.2
19561+0007	BAL 916		2000	3	218	9.3	11.10	11.50		D	195608.06+000709.2
19561+0007	BAL 916		2015	4	219	9.2	11.10	11.50			195608.06+000709.2

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