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Stellar Catalog
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Nearby stars catalogue
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Barnard star
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Star Barnard star

Red dwarf Barnard star is located 6 light years away from the Sun. It is a single flare star of spectral class M4 V, that has 14 % of solar mass. There is at least one exoplanet in this system.
Sun distance
6 light years
galaxy map

Barnard star

Red dwarf (spectral class M4 V)
flare star

Location

Ascension iconRight ascension: 17h 57m 47.648s
Declination iconDeclination: 4° 44' 21.912'' (equatorial region)
Parallax iconParallax: 546.976
Distance iconSun distance: 5.963 ly | 1.8 pc

Basic characteristic

icon weight
Mass: 14.4 % M Sun | 151 M Jupiter
radius icon
Size: 19.6 % R Sun | 2 R Jupiter
temperature iconTemperature: 3134 K | 0.54 T Sun
time iconAge: 10 billions years | 2.17 Sun
luminosity iconLuminosity: 0.0004 L Sun

1 exoplanet

 Barnard star b
unconfirmed
 0.41 AU 3.2 M⊕ 232.8 days

Photometry

Magnitude iconApparent magnitude (V): 9.5
Magnitude iconAbsolute magnitude (V): 13.2
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 Barnard star
Nearby star Barnard star is a main sequence star that fuses hydrogen atoms into helium. It is approximately 20 % of the size of Sun and temperature on its surface is around 3134 K (2861 °C), which is about 54 % of Sun's temperature.
      Barnard star can be found in northern celestial hemisphere, you cannot see it with naked eye, but you can observe this star with basic telescope. The star is easily observable from Northern America, Europe and Asia.
Other designations of this star
GCTP 4098.00, Gl 140-024, Gliese 699, GJ 699, HIC 87937, HIP 87937, LFT 1385, LHS 57, LTT 15309, Munich 15040, Proxima Ophiuchi, V2500 Ophiuchi, Velox Barnardi, Vyssotsky 799, Gaia EDR3 4472832130942575872
External sources
icon study
The most sensitive SETI observations toward Barnards star with FAST
Scientific study, Accepted: 27. 09. 2023
gaia icon
Gaia database (Gaia EDR3 4472832130942575872)
Archive from the Gaia mission
Class of stars Red dwarf
Red dwarfs are small reddish stars, that are by far the most common type of star in solar neighborhood. Their mass is usually between 10 and 50 % of solar mass.
News from this star system
calendar icon15. 11 2018
tag iconExoplanets
Article image:

Big rocky exoplanet discovered around Barnard's star, one of the closest stars to Sun

Read more
Closest stars

 Ross 154
 0.17 M☉ 5.6 ly

Sol
 1 M☉ 6 ly

Alpha Centauri
 1.1 M☉ 6.5 ly

2MASS J1812-2608
 0.02 M☉ 7.1 ly

Gaia DR2 4129144660321847040
 - 8.5 ly
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