19564+5635 STI2481

Coord 2000	19564+5635		Discov num	STI2481		Comp			Coord arcsec 2000	19 56 21.88 +56 35 34.6
Date first	1903		Date last	2010		Obs	4
Pa first	65		Pa last	71		P.A. Now (θ)	71°
Sep first	8.2		Sep last	8.0		Sep. Now (ρ)	8"
Mag pri	11.60		Mag sec	12.60		delta mag (ΔM)	1		Spectral class
Pri motion ra	-001		Sec motion ra	+000
Pri motion dec	-004		Sec motion dec	-006
Notes

rPM=0.373 Nature of this double is uncertain.

Precise pa	70.9		Precise sep	7.95		Constellation	Cygnus		last precise pa	70.9
last precise sep	7.95

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19564+5635	STI2481		1999	2	71	8.1	11.60	12.60		D	195621.88+563534.6
19564+5635	STI2481		2003	3	71	8.1	11.60	12.60		D	195621.88+563534.6
19564+5635	STI2481		2010	4	72	7.6	11.60	12.60			195621.88+563534.6

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