19083+2706 WAL 104 AB,D

19^h 08^m 16.19^s +27° 05' 39.3" P.A. 18.00 sep 91.6 mag 7.55,11.10 Sp A0 dist. 359.71 pc (1173.37 l.y.)

Coord 2000	19083+2706		Discov num	WAL 104		Comp	AB,D		Coord arcsec 2000	19 08 16.19 +27 05 39.3
Date first	1944		Date last	2014		Obs	5
Pa first	20		Pa last	17.9		P.A. Now (θ)	17.9°
Sep first	90.0		Sep last	91.566		Sep. Now (ρ)	91.566"
Mag pri	7.55		Mag sec	11.10		delta mag (ΔM)	3.55		Spectral class	A0 (white)
Pri motion ra	-019		Sec motion ra
Pri motion dec	-005		Sec motion dec
Notes

Nature of this double is uncertain.

19083+2706 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		86855	19 08 16 +27 05 39	HO 98 AB	2016	78	61	0.2	8.28	8.30	0.02	Y
Show	HD 178617	86855	19 08 16 +27 05 39	HO 98 AB,C	2015	8	107	28.4	7.55	12.20	4.65
Show		86855	19 08 16 +27 05 39	WAL 104 AB,D	2014	5	18	91.6	7.55	11.10	3.55		<===

Quadruple system
5 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Lyra		SAO	86855		HIP	93994		Tycho2	2131-01445-1
HD	178617		BD	BD+26 3458		Distance	359.71		Distance ly	1173.37