19518+3501 SEI 705

Coord 2000	19518+3501		Discov num	SEI 705		Comp			Coord arcsec 2000	19 51 48.50 +35 00 51.5
Date first	1894		Date last	2018		Obs	15
Pa first	131		Pa last	131		P.A. Now (θ)	131°
Sep first	8.7		Sep last	9.3		Sep. Now (ρ)	9.3"
Mag pri	10.40		Mag sec	10.70		delta mag (ΔM)	0.3		Spectral class
Pri motion ra	+000		Sec motion ra	+000
Pri motion dec	+000		Sec motion dec	-001
Notes

rPM=1 This double is not physical.

Precise pa

131.2

Precise sep

9.279

Constellation

Cygnus

Gaia DR2

68318954752

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19518+3501	SEI 705		2006	8	132	9.7	10.40	10.70		D	195148.50+350051.5
19518+3501	SEI 705		2015	10	131	9.3	10.40	10.70			195148.50+350051.5
19518+3501	SEI 705		2018	11	131	9.3	10.40	10.70			195148.50+350051.5

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