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Epsilon Indi
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Star Epsilon Indi

Triple star system Epsilon Indi is located 12 light years away from the Sun. It is a system with 3 stars. There is at least one exoplanet in this system.
Sun distance
12 light years

Epsilon Indi A

Orange star (spectral class K5 V)

Location

Ascension iconRight ascension: 22h 3m 29.383s
Declination iconDeclination: -56° 47' 50.117'' (southern hemisphere)
Parallax iconParallax: 274.843
Distance iconSun distance: 11.867 ly | 3.6 pc

Basic characteristic

icon weight
Mass: 76.2 % M Sun | 798 M Jupiter
radius icon
Size: 73 % R Sun | 7.3 R Jupiter
temperature iconTemperature: 4682 K | 0.81 T Sun
luminosity iconLuminosity: 0.22 L Sun

1 exoplanet

Epsilon Indi A b 11.08 AU 941 M 10.6 R 15676.5 days

Photometry

Magnitude iconApparent magnitude (V): 4.7
Magnitude iconAbsolute magnitude (V): 6.9
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).

Epsion Indi Ba

Brown dwarf (spectral class T1)

Basic characteristic

icon weight
Mass: 6.6 % M Sun | 69 M Jupiter
radius icon
Size: 8 % R Sun | 0.8 R Jupiter
temperature iconTemperature: 1360 K | 0.24 T Sun
luminosity iconLuminosity: 0.00002 L Sun
(No known exoplanets yet)

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).

Epsion Indi Bb

Brown dwarf (spectral class T6)

Basic characteristic

icon weight
Mass: 4.7 % M Sun | 49 M Jupiter
radius icon
Size: 8.2 % R Sun | 0.8 R Jupiter
temperature iconTemperature: 990 K | 0.17 T Sun
luminosity iconLuminosity: 0.000005 L Sun
(No known exoplanets yet)

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).
More about Epsilon Indi
      Epsilon Indi can be found in southern celestial hemisphere, and it is possible to see it with naked eye. 
Other designations of this star
Gliese 845, GJ 845, CD−57°8464, CP(D)−57°10015, GCTP 5314.00, HD 209100, HIP 108870, HR 8387, LHS 67, SAO 247287, FK5 825, UGP 544, eps Ind, ε Ind, Gaia EDR3 6412595290592307840
External sources
icon study
Low-amplitude solar-like oscillations in the K5 V star ε Indi A
Scientific study, Accepted: 07. 03. 2024
icon study
Revised orbits of the two nearest Jupiters
Scientific study, Accepted: 25. 07. 2023
simbad icon
Simbad database (* eps Ind B)
Astronomical database SIMBAD (the Set of Identifications, Measurements and Bibliography for Astronomical Data)
Closest stars

AX Microscopii
0.6 M☉ 4.3 ly

Lacaille 9352
0.5 M☉ 4.8 ly

Gliese 832
0.45 M☉ 4.8 ly

SCR 1845-6357
0.07 M☉ 5.5 ly

Gliese 1
0.33 M☉ 6.7 ly
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