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WISE J0722-0540
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Star WISE J0722-0540

Brown dwarf WISE J0722-0540 is located 13 light years away from the Sun. It is a single star of spectral class T9, that has 2 % of solar mass. For now, there are no known exoplanets in this star system.
Sun distance
13 light years

WISE J0722-0540

Brown dwarf (spectral class T9)

Location

Ascension iconRight ascension: 7h 22m 27s
Declination iconDeclination: -5° 40' 31.21'' (equatorial region)
Parallax iconParallax: 246
Distance iconSun distance: 13.258 ly | 4.1 pc

Basic characteristic

icon weight
Mass: 1.7 % M Sun | 18 M Jupiter
radius icon
Size: 9.8 % R Sun | 1 R Jupiter
temperature iconTemperature: 510 K | 0.09 T Sun
time iconAge: 2.5 billions years | 0.54 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 WISE J0722-0540
Nearby brown dwarf WISE J0722-0540 is is is much smaller than the Sun and temperature on its surface is around 510 K (237 °C), which is about 9 % of Sun's temperature.
      WISE J0722-0540 can be found in southern celestial hemisphere, however it is too dim to be seen with the naked eye or even a small telescope. 
Other designations of this star
WISEPA J072227.27−054029.9, UGPS 0722−05, UGPS J072227.51-054031.2
External sources
simbad icon
Simbad database (UGPS J072227.51-054031.2)
Astronomical database SIMBAD (the Set of Identifications, Measurements and Bibliography for Astronomical Data)
Class of stars Brown dwarf
Brown dwarfs are not really stars, because there is no thermonuclear fusion in their core. These objects are smaller and cooler than stars, but too massive to be considered planets
Closest stars

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0.26 M☉ 2.6 ly

Procyon
1.5 M☉ 3.1 ly

Ross 614
0.22 M☉ 3.1 ly

Sirius
2.1 M☉ 5.3 ly

Gliese 3379
0.23 M☉ 6.9 ly
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