22374+5133 DRS 69 AB (9 Lac)

Coord 2000	22374+5133		Discov num	DRS  69		Comp	AB		Coord arcsec 2000	22 37 22.41 +51 32 42.4
Date first	1998		Date last	2016		Obs	4
Pa first	215		Pa last	215.1		P.A. Now (θ)	215.1°
Sep first	15.0		Sep last	14.765		Sep. Now (ρ)	14.765"
Mag pri	3.99		Mag sec	9.77		delta mag (ΔM)	5.78		Spectral class	A8IV (white)
Pri motion ra	-052		Sec motion ra
Pri motion dec	-104		Sec motion dec
Notes	K (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 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	9 Lac	34628	22 37 22 +51 32 42	DRS 69 AB	2016	4	215	14.8	3.99	9.77	5.78		<===
Show		34628	22 37 22 +51 32 42	DRS 69 AC	2003	3	191	831.3	4.66	10.98	6.32

Triple system
3 estimated visually detectable stars in this system

Name	9 Lac		Constellation	Lacerta		SAO	34628		HIP	111674
Tycho2	3632-03260-1		Gaia DR2	2001858044491733888		HD	214454		HR	8613
GC	31586		BD	BD+50 3770		Flamsteed	9 Lacertae		Flamsteed name	9 Lac
Distance	52.63		Distance ly	171.68