19435+3519 SEI 670

Coord 2000	19435+3519		Discov num	SEI 670		Comp			Coord arcsec 2000	19 43 33.13 +35 18 55.0
Date first	1896		Date last	2010		Obs	7
Pa first	176		Pa last	175		P.A. Now (θ)	175°
Sep first	27.4		Sep last	29.5		Sep. Now (ρ)	29.5"
Mag pri	11.09		Mag sec	12.05		delta mag (ΔM)	0.96		Spectral class	A0 (white)
Pri motion ra	-001		Sec motion ra	+000
Pri motion dec	-003		Sec motion dec	-002
Notes

rPM=0.447 Nature of this double is uncertain.

Precise pa	174.8		Precise sep	29.54		Constellation	Cygnus		Tycho2	2664-01298-1
HD	225526		last precise pa	174.8		last precise sep	29.54

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19435+3519	SEI 670		1998	5	176	28.7	11.09	12.05		D	194333.13+351855.0
19435+3519	SEI 670		2002	6	176	28.7	11.09	12.05		D	194333.13+351855.0
19435+3519	SEI 670		2010	7	175	29.5	11.09	12.05	A0		194333.13+351855.0

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