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Doubles in session

Current system

05552+0724
SLE 831 AH

Selections

Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

05552+0724 SLE 831 AH

05^h 55^m 10.29^s +07° 24' 25.3" P.A. 294.00 sep 240.2 mag 0.77,11.20 Sp M1/2Ia-ab dist. 152.67 pc (498.01 l.y.)

Coord 2000	05552+0724		Discov num	SLE 831		Comp	AH		Coord arcsec 2000	05 55 10.29 +07 24 25.3
Date first	1984		Date last	2023		Obs	5
Pa first	294		Pa last	294.3		P.A. Now (θ)	294.3°
Sep first	241.7		Sep last	240.21		Sep. Now (ρ)	240.21"
Mag pri	0.77		Mag sec	11.20		delta mag (ΔM)	10.43		Spectral class	M1/2Ia-ab (red)
Pri motion ra	+028		Sec motion ra	+013
Pri motion dec	+011		Sec motion dec	-014
Notes	N (See Notes)

rPM=0.969

This double is not physical.

05552+0724 SYSTEM COMPONENTS

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	HWL 1 Aa,Ad	2024	1	115	0.1	2.30	8.30	6.00
Show		113271	05 55 10 +07 24 25	H 6 39 AB	2023	6	113	37.5	0.77	14.50	13.73
Show		113271	05 55 10 +07 24 25	H 6 39 AC	2023	3	289	65.0	0.77	14.20	13.43
Show		113271	05 55 10 +07 24 25	H 6 39 AD	2023	12	345	71.7	0.77	13.50	12.73
Show	Betelgeuse	113271	05 55 10 +07 24 25	H 6 39 AE	2023	15	155	176.5	0.77	11.00	10.23
Show		113271	05 55 10 +07 24 25	SLE 831 AF	2023	4	266	169.1	0.77	12.10	11.33
Show		113271	05 55 10 +07 24 25	SLE 831 AG	2023	4	47	149.2	0.77	12.80	12.03
Show		113271	05 55 10 +07 24 25	SLE 831 AH	2023	5	294	240.2	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	2023	3	258	191.0	0.77	13.50	12.73

13-fold system
13 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Common name	Betelgeuse		Constellation	Orion		SAO	113271		HIP	27989
Tycho2	0129-01873-1		HD	39801		HR	2061		GC	7451
ADS	4506		BD	BD+76 211		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