19539+2317 CHE 181

Coord 2000	19539+2317		Discov num	CHE 181		Comp			Coord arcsec 2000	19 53 35.46 +23 15 35.7
Date first	1907		Date last	2015		Obs	4
Pa first	153		Pa last	154		P.A. Now (θ)	154°
Sep first	3.7		Sep last	3.8		Sep. Now (ρ)	3.8"
Mag pri	10.67		Mag sec	13.00		delta mag (ΔM)	2.33		Spectral class
Pri motion ra	+008		Sec motion ra
Pri motion dec	+010		Sec motion dec
Notes	N (See Notes)

Visually invisible, K-band or other infrared star Nature of this double is uncertain.

Precise pa	153.5		Precise sep	3.843		Constellation	Vulpecula		Tycho2	2140-01723-1
Gaia DR2	34895622144		HD	345192

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19539+2317	CHE 181		1907	1	27	3.7	10.42	12.80			195350.70+231606.8
19539+2317	CHE 181		2008	2	152	3.9	10.67	13.00		N	195335.46+231535.7
19539+2317	CHE 181		2010	4	153	3.6	10.67	13.00		N	195335.46+231535.7
19539+2317	CHE 181		2015	4	154	3.8	10.67	13.00		N	195335.46+231535.7

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