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Epsilon Lupi Aa
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Star Epsilon Lupi Aa

Triple star system Epsilon Lupi Aa is located 512 light years away from the Sun. It is a system with 3 stars. For now, there are no known exoplanets in this star system.
Sun distance
512 light years
galaxy map

Epsilon Lupi Aa

Subgiant
Spectral class: B3IV

Location

Ascension iconRight ascension: 15h 22m 40.848s
Declination iconDeclination: -44° 41' 23.004'' (southern hemisphere)
Parallax iconParallax: 6.37
Distance iconSun distance: 512.019 ly | 157 pc

Basic characteristic

icon weight
Mass: 1324 % M Sun | 13870 M Jupiter
radius icon
Size: 470 % R Sun | 46.8 R Jupiter
temperature iconTemperature: 20500 K | 3.55 T Sun
luminosity iconLuminosity: 3407 L Sun

Photometry

5
10
15
20
25
30
35
K
2.1
H
1.6
J
1.2
Grp
0.8
I
0.8
G
0.6
V
0.5
Gbp
0.5
B
0.4
U
0.3
Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

Epsilon Lupi Ab

Blue-white star
Spectral class: B3V

Basic characteristic

icon weight
Mass: 1146 % M Sun | 12005 M Jupiter
radius icon
Size: 380 % R Sun | 37.8 R Jupiter
temperature iconTemperature: 18000 K | 3.12 T Sun
luminosity iconLuminosity: 2197 L Sun

Epsilon Lupi B

White-Blue star
Spectral class: A5 V

Basic characteristic

icon weight
Mass: 764 % M Sun | 8003 M Jupiter
radius icon
Size: 490 % R Sun | 48.5 R Jupiter (estimate)

Epsilon Lupi Aa system structure

 Epsilon Lupi Aa
Epsilon Lupi Ab
Epsilon Lupi B
More about Epsilon Lupi Aa
       Epsilon Lupi Aa can be found in southern celestial hemisphere, and it is possible to see it with naked eye. The star is also observable from Northern America, Europe and Asia.
Other designations of this star
ε Lupi, CPD−44° 7342, HD 136504, HIP 75264, HR 5708, SAO 225712
External sources
icon study
XMM-Newton Perspective of the Unique Magnetic Binary- ε Lupi
Scientific study, Accepted: 13. 08. 2024
icon study
Discovery of Magnetospheric Interactions in the Doubly-Magnetic Hot Binary
Scientific study, Accepted: 09. 06. 2023
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