19430+2326 POU4022AC

Coord 2000	19430+2326		Discov num	POU4022		Comp	AC		Coord arcsec 2000	19 42 55.74 +23 26 18.5
Date first	1905		Date last	2015		Obs	9
Pa first	232		Pa last	230		P.A. Now (θ)	230°
Sep first	10.7		Sep last	11.2		Sep. Now (ρ)	11.2"
Mag pri	12.40		Mag sec	14.10		delta mag (ΔM)	1.7		Spectral class
Pri motion ra	+005		Sec motion ra
Pri motion dec	+004		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		87608	19430+2326	POU4021	AB	1905	2015	8	183	5.3	12.40	13.50	1.10
Show		87608	19430+2326	POU4022	AC	1905	2015	9	230	11.2	12.40	14.10	1.70		<===

Triple system
3 visible stars in this system

Precise pa	229.6		Precise sep	11.179		Constellation	Vulpecula		SAO	87608
Gaia DR2	39960018816

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19430+2326	POU4022	AC	2000	2	230	11.1	13.10	14.50		D	194255.74+232618.5
19430+2326	POU4022	AC	2008	3	230	11.2	13.10	14.50		D	194255.74+232618.5
19430+2326	POU4022	AC	2010	5	238	10.1	12.40	14.10			194255.74+232618.5
19430+2326	POU4022	AC	2015	5	230	11.1	12.40	14.10			194255.74+232618.5

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