19563+3935 SEI 740

Coord 2000	19563+3935		Discov num	SEI 740		Comp			Coord arcsec 2000	19 56 20.22 +39 34 45.9
Date first	1896		Date last	2015		Obs	12
Pa first	165		Pa last	163		P.A. Now (θ)	163°
Sep first	9.5		Sep last	9.5		Sep. Now (ρ)	9.5"
Mag pri	12.04		Mag sec	12.40		delta mag (ΔM)	0.36		Spectral class
Pri motion ra	+000		Sec motion ra
Pri motion dec	-006		Sec motion dec
Notes

Nature of this double is uncertain.

Precise pa	163		Precise sep	9.535		Constellation	Cygnus		Tycho2	3141-01529-1
Gaia DR2	14814942464

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19563+3935	SEI 740		1928	3	168	9.1	12.04	12.40			195622.76+393518.9
19563+3935	SEI 740		2002	6	163	9.5	12.04	12.40			195620.22+393445.9
19563+3935	SEI 740		2014	7	163	9.6	12.04	12.40			195620.22+393445.9
19563+3935	SEI 740		2015	9	163	9.5	12.04	12.40			195620.22+393445.9

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