05163+3419 CIA 40 Aa,Ab

Coord 2000	05163+3419		Discov num	CIA  40		Comp	Aa,Ab		Coord arcsec 2000	05 16 18.15 +34 18 44.0
Date first	2017		Date last	2018		Obs	2
Pa first	173		Pa last	171.1		P.A. Now (θ)	171.1°
Sep first	0.0		Sep last	0.002		Sep. Now (ρ)	0.002"
Mag pri	5.40		Mag sec	8.40		delta mag (ΔM)	3		Spectral class	O9.5III (blue)
Pri motion ra	-004		Sec motion ra
Pri motion dec	+044		Sec motion dec
Notes	N K (See Notes, 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		57816	05 16 18 +34 18 44	CIA 40 Aa,Ab	2018	2	171	0.0	5.40	8.40	3.00		<===
Show		57816	05 16 18 +34 18 44	TRN 17 Aa,Ac	2004	1	171	0.4	6.03	11.00	4.97
Show	AE Aur	57816	05 16 18 +34 18 44	SEI 136 AB	1895	1	355	8.8	6.03	9.10	3.07
Show		57816	05 16 18 +34 18 44	WAL 37 AC	2015	9	262	218.8	6.03	9.40	3.37

Quintuple system
3 estimated visually detectable stars in this system

Var name	AE Aur		Constellation	Auriga		SAO	57816		HIP	24575
Tycho2	2398-00894-1		HD	34078		HR	1712		GC	6429
ADS	3843		BD	BD+34 980		Distance	574.71		Distance ly	1874.7