20243+4800 TDT2240

Coord 2000	20243+4800		Discov num	TDT2240		Comp			Coord arcsec 2000	20 24 17.36 +47 59 42.0
Date first	1991		Date last	1991		Obs	1
Pa first	175		Pa last	175		P.A. Now (θ)	175°
Sep first	0.6		Sep last	0.6		Sep. Now (ρ)	0.6"
Mag pri	10.69		Mag sec	10.81		delta mag (ΔM)	0.12		Spectral class
Pri motion ra	-017		Sec motion ra	-017
Pri motion dec	-026		Sec motion dec	-026
Notes

Nature of this double is uncertain.

Precise pa	175.2		Precise sep	0.55		Constellation	Cygnus		Tycho2	3576-01237-1
Gaia DR2	01727223936

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20243+4800	TDT2240		1991	1	175	0.6	10.69	10.81			202417.36+475942.0

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