05154+3241 BAS 5 Ca,Cb

Coord 2000	05154+3241		Discov num	BAS   5		Comp	Ca,Cb		Coord arcsec 2000	05 15 23.61 +32 41 05.5
Date first	1999		Date last	1999		Obs	1
Pa first	100		Pa last	100.1		P.A. Now (θ)	100.1°
Sep first	2.0		Sep last	2.006		Sep. Now (ρ)	2.006"
Mag pri	7.33		Mag sec	14.10		delta mag (ΔM)	6.77		Spectral class	F2V+DA1.3 (yellow-white/white dwarf)
Pri motion ra	-013		Sec motion ra
Pri motion dec	+013		Sec motion dec
Notes	N V (See Notes, Proper motion indicates physical)

This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	14 Aur	57799	05 15 24 +32 41 15	STF 653 AB	2017	28	11	8.9	5.03	10.90	5.87
Show		57799	05 15 24 +32 41 15	STF 653 AC	2019	102	225	14.3	5.03	7.33	2.30
Show		57799	05 15 24 +32 41 15	STF 653 AD	2010	10	322	179.7	5.03	10.75	5.72
Show			05 15 25 +32 41 25	STF 653 BC	2015	21	211	23.3	10.90	7.33	3.57
Show			05 15 24 +32 41 06	BAS 5 Ca,Cb	1999	1	100	2.0	7.33	14.10	6.77		<===

Quintuple system
4 estimated visually detectable stars in this system

Constellation	Auriga		HIP	24502		Tycho2	2394-02029-1		Gaia DR2	180702438220219904
Distance	103.84		Distance ly	338.73

discov_num	notes	refcode
STF 653	14 Aur. A is the Delta Scuti-type variable KW Aur, and is also a
	spectroscopic binary.
	AB: Optical pair, based on study of relative motion of the components
	using the method of apparent motion parameters.	Kiy2008
	AC: SEI 124.	Nsn2017a
	AC: H 4 19.	MEv2010

refcode	metd	author	reference
Kiy2008	-	Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S.	2008SvAL...32..405K
Kiy2008		SvAL 34, 405, 2008
MEv2010	-	MacEvoy, B.	...................
MEv2010		private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
Nsn2017a	not -	Nanson, J.	...................
Nsn2017a		private communication, 2017

idgroup	discov	author
1	BAS	Barstow, M.A., Bond, H.E., Burleigh, M.R., & Holberg, J.B.
2	STF	Struve, F.G.W.

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
05154+3241	BAS 5	Ca,Cb	1999	1	110	2.0	7.88	8.10	A2	D	051524.41+324115.3

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS