19392+0524 WAL 117 AC

19^h 39^m 11.64^s +05° 23' 52.0" P.A. 333.00 sep 131.7 mag 5.18,13.01 Sp B3V dist. 239.23 pc (780.37 l.y.)

Coord 2000	19392+0524		Discov num	WAL 117		Comp	AC		Coord arcsec 2000	19 39 11.64 +05 23 52.0
Date first	1944		Date last	2015		Obs	4
Pa first	330		Pa last	332.8		P.A. Now (θ)	332.8°
Sep first	130.0		Sep last	131.664		Sep. Now (ρ)	131.664"
Mag pri	5.18		Mag sec	13.01		delta mag (ΔM)	7.83		Spectral class	B3V (blue-white)
Pri motion ra	+004		Sec motion ra	-002
Pri motion dec	-004		Sec motion dec	-003
Notes	N (See Notes)

rPM=1.075

This double is not physical.

19392+0524 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Sig Aql	124903	19 39 12 +05 23 52	HJ 2886 AB	2015	8	327	48.0	5.22	12.33	7.11
Show		124903	19 39 12 +05 23 52	WAL 117 AC	2015	4	333	131.7	5.18	13.01	7.83		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Aquila		SAO	124903		HIP	96665		Tycho2	0487-03422-1
Gaia DR2	4291462091610511744		HD	185507		HR	7474		GC	27185
ADS	12737		BD	BD+05 4225		Bayer	Sigma Aquilae		Bayer name	Sig Aql
Flamsteed	44 Aquilae		Flamsteed name	44 Aql		Distance	239.23		Distance ly	780.37
Bayer greek	σ Aql