19559+4550 TDT1858

Coord 2000	19559+4550		Discov num	TDT1858		Comp			Coord arcsec 2000	19 55 55.05 +45 49 39.2
Date first	1991		Date last	1991		Obs	1
Pa first	50		Pa last	50		P.A. Now (θ)	50°
Sep first	0.7		Sep last	0.7		Sep. Now (ρ)	0.7"
Mag pri	11.34		Mag sec	11.54		delta mag (ΔM)	0.2		Spectral class
Pri motion ra	-006		Sec motion ra	-006
Pri motion dec	-034		Sec motion dec	-034
Notes

Nature of this double is uncertain.

Precise pa	50.2		Precise sep	0.67		Constellation	Cygnus		Tycho2	3558-01652-1
Gaia DR2	12911628672

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19559+4550	TDT1858		1991	1	50	0.7	11.34	11.54			195555.05+454939.2

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