19430+2326 POU4021AB

Coord 2000	19430+2326		Discov num	POU4021		Comp	AB		Coord arcsec 2000	19 42 55.74 +23 26 18.5
Date first	1905		Date last	2015		Obs	8
Pa first	178		Pa last	183		P.A. Now (θ)	183°
Sep first	4.3		Sep last	5.3		Sep. Now (ρ)	5.3"
Mag pri	12.40		Mag sec	13.50		delta mag (ΔM)	1.1		Spectral class
Pri motion ra	+005		Sec motion ra	+011
Pri motion dec	+004		Sec motion dec	-025
Notes

rPM=1.084 This double is not physical.

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	182.6		Precise sep	5.346		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	POU4021	AB	2000	2	184	4.2	13.10	13.10		D	194255.74+232618.5
19430+2326	POU4021	AB	2008	3	182	5.4	13.10	13.10		D	194255.74+232618.5
19430+2326	POU4021	AB	2015	5	182	5.3	12.40	13.50			194255.74+232618.5

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