19425+0809 OSO 111AC

Coord 2000	19425+0809		Discov num	OSO 111		Comp	AC		Coord arcsec 2000	19 42 27.32 +08 09 18.1
Date first	1994		Date last	2015		Obs	9
Pa first	89		Pa last	98		P.A. Now (θ)	98°
Sep first	23.9		Sep last	20.5		Sep. Now (ρ)	20.5"
Mag pri	9.08		Mag sec	15.79		delta mag (ΔM)	6.71		Spectral class	G5 (yellow)
Pri motion ra	+155		Sec motion ra	-002
Pri motion dec	+144		Sec motion dec	+000
Notes	N (See Notes)

rPM=1.007 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19 42 27 +08 09 18	OSO 111 AB	2015	11	165	16.0	9.08	14.31	5.23
Show			19 42 27 +08 09 18	OSO 111 AC	2015	9	98	20.5	9.08	15.79	6.71		<===

Triple system
3 visible stars in this system

Precise pa	98		Precise sep	20.5		Constellation	Aquila		HIP	96943
Tycho2	1057-00070-1		Gaia DR2	4301150163437095808		HD	186142		BD	BD+07 4188
Distance	48.24		Distance ly	157.36

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19425+0809	OSO 111	AC	1994	2	89	23.9	8.98	16.00		N D	194227.32+080918.1
19425+0809	OSO 111	AC	2001	3	92	23.0	8.98	16.00		N D	194227.32+080918.1
19425+0809	OSO 111	AC	2013	4	98	20.5	9.08	15.79		N	194227.32+080918.1
19425+0809	OSO 111	AC	2015	5	98	20.5	9.08	15.79	G5	N	194227.32+080918.1

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