18379+3505 DAM 688 AD

18^h 37^m 52.53^s +35° 03' 59.1" P.A. 108.00 sep 5.4 mag 10.83,15.00

Coord 2000	18379+3505		Discov num	DAM 688		Comp	AD		Coord arcsec 2000	18 37 52.53 +35 03 59.1
Date first	1998		Date last	2015		Obs	7
Pa first	110		Pa last	108.4		P.A. Now (θ)	108.4°
Sep first	5.3		Sep last	5.35		Sep. Now (ρ)	5.35"
Mag pri	10.83		Mag sec	15.00		delta mag (ΔM)	4.17		Spectral class
Pri motion ra	+002		Sec motion ra
Pri motion dec	-011		Sec motion dec
Notes

Nature of this double is uncertain.

18379+3505 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			18 37 53 +35 03 59	POP 16 AB	2015	17	310	9.2	10.83	13.70	2.87
Show			18 37 53 +35 03 59	POP 16 AC	2015	16	279	53.0	10.83	11.38	0.55
Show			18 37 53 +35 03 59	DAM 688 AD	2015	7	108	5.4	10.83	15.00	4.17		<===

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Lyra

Tycho2

2645-01050-1

Gaia DR2

2094835079892216064