20078+3603 SEI 904

Coord 2000	20078+3603		Discov num	SEI 904		Comp			Coord arcsec 2000	20 07 53.33 +36 03 49.1
Date first	1896		Date last	2015		Obs	12
Pa first	265		Pa last	269		P.A. Now (θ)	269°
Sep first	9.7		Sep last	14.1		Sep. Now (ρ)	14.1"
Mag pri	11.30		Mag sec	12.79		delta mag (ΔM)	1.49		Spectral class
Pri motion ra	+041		Sec motion ra	+002
Pri motion dec	-007		Sec motion dec	-002
Notes

rPM=0.945 This double is not physical.

Precise pa	269		Precise sep	14.141		Constellation	Cygnus		Tycho2	2683-01562-1
Gaia DR2	97475278336

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20078+3603	SEI 904		2006	6	269	14.1	11.30	12.00		D	200753.33+360349.1
20078+3603	SEI 904		2010	8	269	13.7	11.30	12.79			200753.33+360349.1
20078+3603	SEI 904		2015	12	269	14.1	11.30	12.79			200753.33+360349.1

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