20241+3912 SEI1115

Coord 2000	20241+3912		Discov num	SEI1115		Comp			Coord arcsec 2000	20 24 03.57 +39 12 21.0
Date first	1895		Date last	2010		Obs	10
Pa first	178		Pa last	180		P.A. Now (θ)	180°
Sep first	19.5		Sep last	23.8		Sep. Now (ρ)	23.8"
Mag pri	10.78		Mag sec	11.44		delta mag (ΔM)	0.66		Spectral class
Pri motion ra	+025		Sec motion ra	+008
Pri motion dec	+030		Sec motion dec	-008
Notes	L (Linear solution)

rPM=1.066 This double is not physical.

Precise pa	180.3		Precise sep	23.82		Constellation	Cygnus		Tycho2	3152-01225-1
last precise pa	180.3		last precise sep	23.82

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20241+3912	SEI1115		2007	7	180	23.7	10.78	11.44		LD	202403.57+391221.0
20241+3912	SEI1115		2010	8	180	23.8	10.78	11.44		LD	202403.57+391221.0

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