19525+0039 STF2589

Coord 2000	19525+0039		Discov num	STF2589		Comp			Coord arcsec 2000	19 52 32.57 +00 38 56.3
Date first	1825		Date last	2019		Obs	60
Pa first	297		Pa last	294		P.A. Now (θ)	294°
Sep first	5.6		Sep last	4.9		Sep. Now (ρ)	4.9"
Mag pri	8.58		Mag sec	8.87		delta mag (ΔM)	0.29		Spectral class	A0 (white)
Pri motion ra	+014		Sec motion ra	+003
Pri motion dec	-017		Sec motion dec	-019
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=0.508 Nature of this double is uncertain.

Precise pa	293.8		Precise sep	4.944		Constellation	Aquila		SAO	125162
HIP	97809		Tycho2	0481-00761-1		Gaia DR2	53268820224		HD	187930
BD	BD+00 4338		Distance	139.08		Distance ly	453.68

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19525+0039	STF2589		2007	54	294	4.9	8.58	8.87	A0	D	195232.57+003856.3
19525+0039	STF2589		2016	56	294	5.0	8.58	8.87	A0	N	195232.57+003856.3
19525+0039	STF2589		2019	60	294	4.9	8.58	8.87	A0	N	195232.57+003856.3

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