19436+3616 SEI 671

Coord 2000	19436+3616		Discov num	SEI 671		Comp			Coord arcsec 2000	19 45 03.20 +36 15 49.3
Date first	1896		Date last	2015		Obs	10
Pa first	89		Pa last	98		P.A. Now (θ)	98°
Sep first	28.0		Sep last	26.2		Sep. Now (ρ)	26.2"
Mag pri	12.25		Mag sec	12.20		delta mag (ΔM)	0.05		Spectral class
Pri motion ra	+013		Sec motion ra
Pri motion dec	-047		Sec motion dec
Notes

Nature of this double is uncertain.

Precise pa	98		Precise sep	26.187		Constellation	Cygnus		Tycho2	2668-00186-1
Gaia DR2	82158556928

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19436+3616	SEI 671		1896	1	89	28.0	12.25	12.20			194332.77+361527.9
19436+3616	SEI 671		2002	4	98	26.2	12.25	12.20			194503.20+361549.3
19436+3616	SEI 671		2010	6	98	26.1	12.25	12.20			194503.20+361549.3
19436+3616	SEI 671		2015	7	98	26.2	12.25	12.20			194503.20+361549.3

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