19451+2359 J   492AC

Coord 2000	19451+2359		Discov num	J   492		Comp	AC		Coord arcsec 2000	19 45 06.39 +23 58 34.6
Date first	1915		Date last	2015		Obs	7
Pa first	275		Pa last	281		P.A. Now (θ)	281°
Sep first	9.1		Sep last	15.1		Sep. Now (ρ)	15.1"
Mag pri	10.79		Mag sec	16.50		delta mag (ΔM)	5.71		Spectral class	B (blue-white)
Pri motion ra	+000		Sec motion ra
Pri motion dec	-003		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		87671	19451+2359	J 492	AB	1892	2018	14	296	5.0	10.79	11.52	0.73
Show		87671	19451+2359	J 492	AC	1915	2015	7	281	15.1	10.79	16.50	5.71		<===

Triple system
3 visible stars in this system

Precise pa	281.4		Precise sep	15.059		Constellation	Vulpecula		SAO	87671
Tycho2	2139-01669-1		Gaia DR2	96369672448		HD	344876

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19451+2359	J 492	AC	1999	3	280	10.8	10.79	16.50	B	D	194506.39+235834.6
19451+2359	J 492	AC	2008	4	281	15.0	10.79	16.50	B	D	194506.39+235834.6
19451+2359	J 492	AC	2015	7	281	15.1	10.79	16.50	B		194506.39+235834.6

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