20349+3849 SEI1176

Coord 2000	20349+3849		Discov num	SEI1176		Comp			Coord arcsec 2000	20 34 51.75 +38 48 55.0
Date first	1895		Date last	2015		Obs	13
Pa first	11		Pa last	11		P.A. Now (θ)	11°
Sep first	19.4		Sep last	19.9		Sep. Now (ρ)	19.9"
Mag pri	9.58		Mag sec	10.94		delta mag (ΔM)	1.36		Spectral class	B8 (blue-white)
Pri motion ra	+002		Sec motion ra	+008
Pri motion dec	+004		Sec motion dec	+007
Notes

rPM=0.631 Nature of this double is uncertain.

Precise pa	11.2		Precise sep	19.94		Constellation	Cygnus		SAO	70226
Tycho2	3153-00837-1		Gaia DR2	84999374976

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20349+3849	SEI1176		1998	6	11	20.1	9.58	10.70	B8	D	203451.75+384855.0
20349+3849	SEI1176		2002	7	11	19.9	9.58	10.70	B8	D	203451.75+384855.0
20349+3849	SEI1176		2013	8	11	19.8	9.58	10.94	B8		203451.75+384855.0
20349+3849	SEI1176		2015	13	11	19.9	9.58	10.94	B8		203451.75+384855.0

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