05552+0724 SMR 29 AJ

Coord 2000	05552+0724		Discov num	SMR  29		Comp	AJ		Coord arcsec 2000	05 55 10.29 +07 24 25.3
Date first	2012		Date last	2014		Obs	2
Pa first	257		Pa last	257.6		P.A. Now (θ)	257.6°
Sep first	189.9		Sep last	190.71		Sep. Now (ρ)	190.71"
Mag pri	0.77		Mag sec	13.50		delta mag (ΔM)	12.73		Spectral class	M1/2Ia-ab (red)
Pri motion ra	+028		Sec motion ra
Pri motion dec	+011		Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		113271	05 55 10 +07 24 25	H 6 39 Aa,Ab	1983	3	273	0.1	0.90
Show		113271	05 55 10 +07 24 25	KAR 1 Aa,Ac	1983	2	278	0.5	0.90	14.50	13.60
Show		113271	05 55 10 +07 24 25	H 6 39 AB	2021	5	114	36.4	0.77	14.50	13.73
Show		113271	05 55 10 +07 24 25	H 6 39 AC	2011	2	288	64.2	0.77	14.20	13.43
Show		113271	05 55 10 +07 24 25	H 6 39 AD	2021	10	346	71.5	0.77	13.50	12.73
Show	Betelgeuse	113271	05 55 10 +07 24 25	H 6 39 AE	2014	14	155	176.1	0.77	11.00	10.23
Show		113271	05 55 10 +07 24 25	SLE 831 AF	2014	3	266	168.4	0.77	12.10	11.33
Show		113271	05 55 10 +07 24 25	SLE 831 AG	2014	3	47	148.7	0.77	12.80	12.03
Show		113271	05 55 10 +07 24 25	SLE 831 AH	2014	4	294	240.0	0.77	11.20	10.43
Show		113271	05 55 10 +07 24 25	SMR 29 AI	2014	3	237	217.8	0.77	13.50	12.73
Show		113271	05 55 10 +07 24 25	SMR 29 AJ	2014	2	258	190.7	0.77	13.50	12.73		<===

12-fold system
10 estimated visually detectable stars in this system

Common name	Betelgeuse		Constellation	Orion		SAO	113271		HIP	27989
Tycho2	0129-01873-1		HD	39801		HR	2061		GC	7451
ADS	4506		BD	BD+07 1055		Bayer	Alpha Orionis		Bayer name	Alp Ori
Flamsteed	58 Orionis		Flamsteed name	58 Ori		FK5	224		Distance	152.67
Distance ly	498.01		Bayer greek	α Ori

Other names

BETELGUEX, AL MANKIB

Meaning

armpit of the giant

discov_num	notes	refcode
KAR 1	alp Ori = 58 Ori = Betelgeuse. Irregular variable, spectrum
	M1-2Ia-Iab. Two close companions have been reported, detected by
	speckle interferometry.
	Mk III Uniform-disk diameter 49.401 +/- 0.237 mas (800 nm).	MkT1991
H 6 39	H VI 39.

refcode	metd	author	reference
MkT1991	not j	Mozurkewich, D., Johnston, K.J., Simon, R.S., Bowers, P.F., Gaume, R., Hutter,	1991AJ....101.2207M
MkT1991		D.J., Colavita, M.M., Shao, M. & Pan, X.P.	.
MkT1991		AJ 101, 2207, 1991	.

idgroup	discov	author
1	KAR	Karovska, M., Nisenson, P., & Noyes, R.
8	SLE	Soulie, G.
27	SMR	Schlimmer, J.

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
05552+0724	SMR 29	AJ	2012	1	257	189.9	0.77	13.50	M1/2Ia-ab		055510.29+072425.3
05552+0724	SMR 29	AJ	2014	2	258	190.7	0.77	13.50	M1/2Ia-ab		055510.29+072425.3

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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