19397+2450 POU3992AB

Coord 2000	19397+2450		Discov num	POU3992		Comp	AB		Coord arcsec 2000	19 39 42.20 +24 49 25.4
Date first	1905		Date last	2015		Obs	5
Pa first	233		Pa last	230		P.A. Now (θ)	230°
Sep first	10.1		Sep last	11.1		Sep. Now (ρ)	11.1"
Mag pri	12.70		Mag sec	12.90		delta mag (ΔM)	0.2		Spectral class
Pri motion ra	+002		Sec motion ra	-008
Pri motion dec	-001		Sec motion dec	+007
Notes

rPM=1.205 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19397+2450	POU3992	AB	1905	2015	5	230	11.1	12.70	12.90	0.20		<===
Show			19397+2450	BKO 428	AC	1997	2015	4	267	4.2	12.70	14.00	1.30
Show			19397+2450	BKO 428	BD	1997	2015	3	164	3.7	12.90	14.50	1.60

Quadruple system
4 visible stars in this system

Precise pa

229.8

Precise sep

11.128

Constellation

Vulpecula

Gaia DR2

2021199587940613376

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19397+2450	POU3992	AB	2008	3	230	11.1	12.70	12.90		D	193942.20+244925.4
19397+2450	POU3992	AB	2015	5	230	11.1	12.70	12.90			193942.20+244925.4

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