19504+4446 SMA 100

Coord 2000	19504+4446		Discov num	SMA 100		Comp			Coord arcsec 2000	19 50 11.35 +44 46 55.2
Date first	1921		Date last	2015		Obs	10
Pa first	332		Pa last	332		P.A. Now (θ)	332°
Sep first	10.2		Sep last	10.7		Sep. Now (ρ)	10.7"
Mag pri	10.78		Mag sec	12.61		delta mag (ΔM)	1.83		Spectral class
Pri motion ra	+003		Sec motion ra	-001
Pri motion dec	+001		Sec motion dec	+010
Notes

rPM=0.98 This double is not physical.

Precise pa	331.5		Precise sep	10.65		Constellation	Cygnus		Tycho2	3149-00124-1
Gaia DR2	40430616576

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19504+4446	SMA 100		2006	3	335	10.7	10.78	12.61		D	195011.35+444655.2
19504+4446	SMA 100		2007	4	332	10.6	10.78	12.61		D	195011.35+444655.2
19504+4446	SMA 100		2015	6	332	10.7	10.78	12.61			195011.35+444655.2

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