20259+3914 SEI1122

Coord 2000	20259+3914		Discov num	SEI1122		Comp			Coord arcsec 2000	20 25 53.65 +39 14 02.2
Date first	1895		Date last	2015		Obs	13
Pa first	271		Pa last	271		P.A. Now (θ)	271°
Sep first	28.5		Sep last	27.6		Sep. Now (ρ)	27.6"
Mag pri	10.67		Mag sec	11.96		delta mag (ΔM)	1.29		Spectral class
Pri motion ra	-011		Sec motion ra	-002
Pri motion dec	-010		Sec motion dec	-009
Notes	N (See Notes)

rPM=0.609 Nature of this double is uncertain.

Precise pa	270.8		Precise sep	27.581		Constellation	Cygnus		Tycho2	3152-00219-1
Gaia DR2	00624437376

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20259+3914	SEI1122		1998	6	271	27.8	10.67	11.82		D	202553.65+391402.2
20259+3914	SEI1122		2002	7	271	27.7	10.67	11.82		D	202553.65+391402.2
20259+3914	SEI1122		2010	8	271	27.7	10.67	11.96			202553.65+391402.2
20259+3914	SEI1122		2015	9	271	27.6	10.67	11.96		N	202553.65+391402.2

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