19121+4951 HLA 33 AE

Coord 2000	19121+4951		Discov num	HLA  33		Comp	AE		Coord arcsec 2000	19 12 05.03 +49 51 20.7
Date first	2016		Date last	2016		Obs	2
Pa first	338		Pa last	337.7		P.A. Now (θ)	337.7°
Sep first	7.3		Sep last	7.25		Sep. Now (ρ)	7.25"
Mag pri	5.00		Mag sec			delta mag (ΔM)			Spectral class	G2V (yellow)
Pri motion ra	-211		Sec motion ra
Pri motion dec	+621		Sec motion dec
Notes	N U K (See Notes, Proper motion indicates non-physical, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 179958	48192	19 12 05 +49 51 21	STF 2486 AB	2022	326	203	7.0	6.54	6.67	0.13	Y
Show		48192	19 12 05 +49 51 21	STF 2486 AC	2006	6	96	27.2	6.54	13.20	6.66
Show		48192	19 12 05 +49 51 21	STF 2486 AD	2012	9	104	196.0	6.54	11.12	4.58
Show		48192	19 12 05 +49 51 21	HLA 33 AE	2016	2	338	7.3	5.00				<===

Quintuple system
5 estimated visually detectable stars in this system

Constellation	Cygnus		SAO	48192		Tycho2	3550-01848-1		HD	179958
HR	7294		ADS	12169		DM	BD+49 2959