20117+3600 SEI 978

Coord 2000	20117+3600		Discov num	SEI 978		Comp			Coord arcsec 2000	20 11 43.25 +36 00 13.5
Date first	1896		Date last	2015		Obs	9
Pa first	149		Pa last	151		P.A. Now (θ)	151°
Sep first	7.7		Sep last	7.6		Sep. Now (ρ)	7.6"
Mag pri	11.00		Mag sec	11.00		delta mag (ΔM)	0		Spectral class
Pri motion ra	-004		Sec motion ra	-003
Pri motion dec	-006		Sec motion dec	-009
Notes

rPM=0.333 Nature of this double is uncertain.

Precise pa

151.2

Precise sep

7.61

Constellation

Cygnus

Gaia DR2

09404222848

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20117+3600	SEI 978		2006	4	151	8.1	11.00	11.00		D	201143.25+360013.5
20117+3600	SEI 978		2010	6	155	7.5	11.00	11.00			201143.25+360013.5
20117+3600	SEI 978		2015	9	151	7.6	11.00	11.00			201143.25+360013.5

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