20039+3113 TDT1946

Coord 2000	20039+3113		Discov num	TDT1946		Comp			Coord arcsec 2000	20 03 52.98 +31 12 33.6
Date first	1991		Date last	2006		Obs	2
Pa first	297		Pa last	287		P.A. Now (θ)	287°
Sep first	0.4		Sep last	0.4		Sep. Now (ρ)	0.4"
Mag pri	10.26		Mag sec	10.30		delta mag (ΔM)	0.04		Spectral class	B8V (blue-white)
Pri motion ra	+001		Sec motion ra	+001
Pri motion dec	-009		Sec motion dec	-009
Notes

Nature of this double is uncertain.

Precise pa	287.2		Precise sep	0.365		Constellation	Cygnus		Tycho2	2670-01360-1
HD	331810

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20039+3113	TDT1946		1991	1	297	0.4	10.26	10.30			200352.98+311233.6
20039+3113	TDT1946		2006	2	287	0.4	10.26	10.30			200352.98+311233.6

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