20239+4718 TDT2236

Coord 2000	20239+4718		Discov num	TDT2236		Comp			Coord arcsec 2000	20 23 55.53 +47 18 23.2
Date first	1991		Date last	1991		Obs	1
Pa first	279		Pa last	279		P.A. Now (θ)	279°
Sep first	0.9		Sep last	0.9		Sep. Now (ρ)	0.9"
Mag pri	12.26		Mag sec	12.26		delta mag (ΔM)	0		Spectral class
Pri motion ra	+002		Sec motion ra	+002
Pri motion dec	-002		Sec motion dec	-002
Notes

Nature of this double is uncertain.

Precise pa	278.6		Precise sep	0.93		Constellation	Cygnus		Tycho2	3576-00794-1
Gaia DR2	86719635328

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20239+4718	TDT2236		1991	1	279	0.9	12.26	12.26			202355.53+471823.2

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