19540+1518 STF2596

Coord 2000	19540+1518		Discov num	STF2596		Comp			Coord arcsec 2000	19 54 01.95 +15 17 31.7
Date first	1828		Date last	2016		Obs	189
Pa first	355		Pa last	297		P.A. Now (θ)	297°
Sep first	2.1		Sep last	2.1		Sep. Now (ρ)	2.1"
Mag pri	7.29		Mag sec	8.68		delta mag (ΔM)	1.39		Spectral class	F8V (yellow-white)
Pri motion ra	-012		Sec motion ra	-012
Pri motion dec	-009		Sec motion dec	-009
Notes

Nature of this double is uncertain.

Precise pa	297.3		Precise sep	2.147		Constellation	Aquila		Tycho2	1616-00256-1
HD	188328		last precise pa	297.3		last precise sep	2.147

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19540+1518	STF2596		2005	191	301	2.0	7.29	8.68	F8V	D	195401.95+151731.7
19540+1518	STF2596		2007	193	300	2.1	7.29	8.68	F8V	D	195401.95+151731.7
19540+1518	STF2596		2010	195	299	1.8	7.29	8.68	F8V	D	195401.95+151731.7
19540+1518	STF2596		2011	198	298	2.0	7.29	8.68	F8V		195401.95+151731.7
19540+1518	STF2596		2012	186	298	2.0	7.29	8.68	F8V		195401.95+151731.7
19540+1518	STF2596		2013	187	298	2.0	7.29	8.68	F8V		195401.95+151731.7
19540+1518	STF2596		2014	188	297	2.1	7.29	8.68	F8V		195401.95+151731.7
19540+1518	STF2596		2016	189	297	2.1	7.29	8.68	F8V		195401.95+151731.7

If you need more information about this double, apply for a data request form to the WDS.