04220+2658 KSA 15 AC

Coord 2000	04220+2658		Discov num	KSA  15		Comp	AC		Coord arcsec 2000	04 22 02.14 +26 57 31.2
Date first	1997		Date last	2014		Obs	4
Pa first	276		Pa last	276.8		P.A. Now (θ)	276.8°
Sep first	19.9		Sep last	19.797		Sep. Now (ρ)	19.797"
Mag pri	10.71		Mag sec	15.08		delta mag (ΔM)	4.37		Spectral class	M0 (red)
Pri motion ra	+031		Sec motion ra	+064
Pri motion dec	-039		Sec motion dec	+022
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 rPM=1.025 This double is not physical.

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name

SAO

coord

wds_name

last

obs

pa

sep

mag1

mag2

d_mag

orb

current

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04 22 02 +26 57 31

SMN 9 AB

2011

14

110

0.3

14.10

16.80

2.70

Y

Show

04 22 02 +26 57 31

KSA 15 AC

2014

4

277

19.8

10.71

15.08

4.37

<===

Triple system
3 estimated visually detectable stars in this system

Constellation

Taurus

Gaia DR2

152292187332155008

discov_num	notes	refcode
SMN 9	FS Tau.
	Measure of 1989.5 made by triangulation of multiple measures and was
	in a red filter.
	Tamazian et al. (2002) solution includes a mass determination based on	Tam2002
	an estimated distance.
	AB: Additional notes may be found in Simon et al. (1992).	Smn1992

refcode	metd	author	reference
Smn1992	Si j	Simon, M., Chen, W.P., Howell, R.R., Benson, J.A., & Slowik, D.	1992ApJ...384..212S
Smn1992	+Ci	ApJ 384, 212, 1992
Smn1992	+O
Tam2002	Si j	Tamazian, V.S., Docobo, J.A., White, R.J., & Woitas, J.	2002ApJ...578..925T
Tam2002	+orb	ApJ 578, 925, 2002

idgroup	discov	author
1	KSA	Kraus, A.L. & Hillenbrand, L.A.
13	KSA	Kraus, A.L., Ireland, M.J., Cieza, L.A., Hinkley, S., Dupuy, T.J.,
13	KSA	Bowler, B.P., & Liu, M.C.

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
04220+2658	KSA 15	AC	1997	2	276	19.9	10.71	15.08	M1	DK	042202.14+265731.2
04220+2658	KSA 15	AC	2003	3	276	19.8	10.71	15.08	M1	DK	042202.14+265731.2
04220+2658	KSA 15	AC	2014	4	277	19.8	10.71	15.08	M0	N K	042202.14+265731.2

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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

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