19574+3931 SEI 746

Coord 2000	19574+3931		Discov num	SEI 746		Comp			Coord arcsec 2000	19 57 27.60 +39 30 48.7
Date first	1896		Date last	2010		Obs	5
Pa first	325		Pa last	324		P.A. Now (θ)	324°
Sep first	26.6		Sep last	26.3		Sep. Now (ρ)	26.3"
Mag pri	10.00		Mag sec	12.42		delta mag (ΔM)	2.42		Spectral class	A3 (white)
Pri motion ra	-001		Sec motion ra	+001
Pri motion dec	+003		Sec motion dec	+002
Notes

rPM=0.707 Nature of this double is uncertain.

Precise pa	323.6		Precise sep	26.28		Cdsa2 id	SEI 746		Constellation	Cygnus
Ra deg	19.957666666666665		De deg	39.513527777777774		last precise pa	323.6		last precise sep	26.28

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19574+3931	SEI 746		1998	3	324	26.3	9.99	11.80		D	195727.60+393048.7
19574+3931	SEI 746		2002	4	324	26.3	9.99	11.80		D	195727.60+393048.7
19574+3931	SEI 746		2010	5	324	26.3	10.00	12.42	A3		195727.60+393048.7

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