19518+2240 CHE 174

Coord 2000	19518+2240		Discov num	CHE 174		Comp			Coord arcsec 2000	19 51 30.79 +22 39 03.0
Date first	1907		Date last	2015		Obs	9
Pa first	64		Pa last	58		P.A. Now (θ)	58°
Sep first	18.9		Sep last	22.1		Sep. Now (ρ)	22.1"
Mag pri	11.80		Mag sec	12.90		delta mag (ΔM)	1.1		Spectral class
Pri motion ra	-004		Sec motion ra	+025
Pri motion dec	-016		Sec motion dec	+020
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=1.444 This double is not physical.

Precise pa	58.2		Precise sep	22.085		Constellation	Vulpecula		Tycho2	2140-02452-1
Gaia DR2	12662154240

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19518+2240	CHE 174		1907	1	116	18.9	11.10	12.40			195148.91+224009.4
19518+2240	CHE 174		2008	3	58	22.0	11.80	12.90		N	195130.79+223903.0
19518+2240	CHE 174		2010	5	60	22.6	11.80	12.90		N	195130.79+223903.0
19518+2240	CHE 174		2015	9	58	22.1	11.80	12.90		N	195130.79+223903.0

If you need more information about this double, apply for a data request form to the WDS.