20147+4625 TDT2116

Coord 2000	20147+4625		Discov num	TDT2116		Comp			Coord arcsec 2000	20 14 43.93 +46 24 43.8
Date first	1965		Date last	2015		Obs	3
Pa first	73		Pa last	74		P.A. Now (θ)	74°
Sep first	1.1		Sep last	1.0		Sep. Now (ρ)	1"
Mag pri	11.71		Mag sec	11.73		delta mag (ΔM)	0.02		Spectral class
Pri motion ra	+000		Sec motion ra	+000
Pri motion dec	-003		Sec motion dec	-003
Notes

Nature of this double is uncertain.

Precise pa	74		Precise sep	1.034		Constellation	Cygnus		Tycho2	3559-02573-1
Gaia DR2	54256744448

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20147+4625	TDT2116		1991	1	60	0.9	11.71	11.73			201443.93+462443.8
20147+4625	TDT2116		2015	3	74	1.0	11.71	11.73			201443.93+462443.8

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