19486+2458 STF2586AB

Coord 2000	19486+2458		Discov num	STF2586		Comp	AB		Coord arcsec 2000	19 48 34.30 +24 57 43.9
Date first	1830		Date last	2018		Obs	37
Pa first	227		Pa last	227		P.A. Now (θ)	227°
Sep first	3.6		Sep last	3.3		Sep. Now (ρ)	3.3"
Mag pri	7.56		Mag sec	9.28		delta mag (ΔM)	1.72		Spectral class	B8V (blue-white)
Pri motion ra	+005		Sec motion ra	+002
Pri motion dec	-002		Sec motion dec	-002
Notes

rPM=0.557 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		87748	19486+2458	STF2586	AB	1830	2018	37	227	3.3	7.56	9.28	1.72		<===
Show		87748	19486+2458	STF2586	AC	1892	2015	20	268	63.8	7.56	9.34	1.78

Triple system
3 visible stars in this system

Precise pa	227.3		Precise sep	3.33		Constellation	Vulpecula		SAO	87748
HIP	97461		Tycho2	2143-00098-1		Gaia DR2	08012922880		HD	187343
BD	BD+24 3892		Distance	358.42		Distance ly	1169.17

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19486+2458	STF2586	AB	2005	28	234	3.4	7.56	9.28	B8V	D	194834.30+245743.9
19486+2458	STF2586	AB	2007	30	226	3.8	7.56	9.28	B8V	D	194834.30+245743.9
19486+2458	STF2586	AB	2009	31	228	3.8	7.56	9.28	B8V	D	194834.30+245743.9
19486+2458	STF2586	AB	2011	34	226	3.8	7.56	9.28	B8V	D	194834.30+245743.9
19486+2458	STF2586	AB	2016	35	226	3.8	7.56	9.28	B8V		194834.30+245743.9
19486+2458	STF2586	AB	2018	37	227	3.3	7.56	9.28	B8V		194834.30+245743.9

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