19517+2223 CHE 171

Coord 2000	19517+2223		Discov num	CHE 171		Comp			Coord arcsec 2000	19 51 22.02 +22 22 02.7
Date first	1907		Date last	2010		Obs	4
Pa first	27		Pa last	24		P.A. Now (θ)	24°
Sep first	21.7		Sep last	21.2		Sep. Now (ρ)	21.2"
Mag pri	12.50		Mag sec	13.10		delta mag (ΔM)	0.6		Spectral class
Pri motion ra	+010		Sec motion ra	+011
Pri motion dec	-007		Sec motion dec	-001
Notes	N (See Notes)

rPM=0.498 Nature of this double is uncertain.

Precise pa	24.2		Precise sep	21.19		Cdsa2 id	CHE 171		Constellation	Vulpecula
Ra deg	19.85611666666667		De deg	22.367416666666667		last precise pa	24.2		last precise sep	21.19

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19517+2223	CHE 171		1907	1	153	21.7	11.60	12.40			195140.09+222309.0
19517+2223	CHE 171		2000	2	24	21.2	12.50	13.10		N	195122.02+222202.7
19517+2223	CHE 171		2001	3	24	21.1	12.50	13.10		N	195122.02+222202.7
19517+2223	CHE 171		2010	4	24	21.1	12.50	13.10		N	195122.02+222202.7

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