20389+5820 TDT2449

Coord 2000	20389+5820		Discov num	TDT2449		Comp			Coord arcsec 2000	20 38 51.82 +58 20 15.5
Date first	1991		Date last	1991		Obs	1
Pa first	91		Pa last	91		P.A. Now (θ)	91°
Sep first	0.7		Sep last	0.7		Sep. Now (ρ)	0.7"
Mag pri	11.41		Mag sec	11.71		delta mag (ΔM)	0.3		Spectral class
Pri motion ra	-009		Sec motion ra	-009
Pri motion dec	-005		Sec motion dec	-005
Notes

Nature of this double is uncertain.

Precise pa	90.9		Precise sep	0.68		Constellation	Cygnus		Tycho2	3962-00092-1
Gaia DR2	78750080256

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20389+5820	TDT2449		1991	1	91	0.7	11.41	11.71			203851.82+582015.5

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