19581+3422 SEI 752

Coord 2000	19581+3422		Discov num	SEI 752		Comp			Coord arcsec 2000	19 58 08.95 +34 22 17.1
Date first	1894		Date last	2002		Obs	5
Pa first	75		Pa last	72		P.A. Now (θ)	72°
Sep first	10.7		Sep last	10.0		Sep. Now (ρ)	10"
Mag pri	11.34		Mag sec	11.12		delta mag (ΔM)	0.22		Spectral class
Pri motion ra	+003		Sec motion ra	+000
Pri motion dec	-009		Sec motion dec	-003
Notes

rPM=0.707 Nature of this double is uncertain.

Precise pa	71.7		Precise sep	10.003		Constellation	Cygnus		last precise pa	71.7
last precise sep	10.003

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19581+3422	SEI 752		1998	4	72	10.0	11.34	12.10		D	195808.95+342217.1
19581+3422	SEI 752		2002	5	72	10.0	11.34	12.10		D	195808.95+342217.1

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