20207+4031 TDT2193

Coord 2000	20207+4031		Discov num	TDT2193		Comp			Coord arcsec 2000	20 20 42.07 +40 30 44.3
Date first	1991		Date last	1991		Obs	1
Pa first	288		Pa last	288		P.A. Now (θ)	288°
Sep first	1.2		Sep last	1.2		Sep. Now (ρ)	1.2"
Mag pri	10.32		Mag sec	11.60		delta mag (ΔM)	1.28		Spectral class	A0 (white)
Pri motion ra	-006		Sec motion ra	-006
Pri motion dec	-013		Sec motion dec	-013
Notes	X (Dubious double)

Nature of this double is uncertain.

Precise pa	287.5		Precise sep	1.15		Constellation	Cygnus		Tycho2	3156-01809-1
Gaia DR2	50573430528		HD	229026

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20207+4031	TDT2193		1991	1	288	1.2	10.32	11.60			202042.07+403044.3

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