20027+4102 TDT1931

Coord 2000	20027+4102		Discov num	TDT1931		Comp			Coord arcsec 2000	20 02 43.60 +41 02 05.8
Date first	1991		Date last	1991		Obs	1
Pa first	209		Pa last	209		P.A. Now (θ)	209°
Sep first	2.3		Sep last	2.3		Sep. Now (ρ)	2.3"
Mag pri	11.25		Mag sec	12.54		delta mag (ΔM)	1.29		Spectral class
Pri motion ra	-002		Sec motion ra	-002
Pri motion dec	-016		Sec motion dec	-016
Notes

Nature of this double is uncertain.

Precise pa	209.4		Precise sep	2.34		Constellation	Cygnus		Tycho2	3154-00311-1
Gaia DR2	91698599168

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20027+4102	TDT1931		1991	1	209	2.3	11.25	12.54			200243.60+410205.8

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