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VHS 1256-1257
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Star VHS 1256-1257

Binary star VHS 1256-1257 is located 69 light years away from the Sun. It consists of 2 brown dwarf stars. There is at least one exoplanet in this system.
Sun distance
69 light years
galaxy map

VHS 1256-1257 A

Brown dwarf (spectral class M7.0 D)

Location

Ascension iconRight ascension: 12h 56m 1.836s
Declination iconDeclination: -12° 57' 24.968'' (equatorial region)
Parallax iconParallax: 47.273
Distance iconSun distance: 68.994 ly | 21.2 pc

Basic characteristic

icon weight
Mass: 8.9 % M Sun | 93 M Jupiter
radius icon
Size: 11.9 % R Sun | 1.2 R Jupiter
temperature iconTemperature: 2620 K | 0.45 T Sun
time iconAge: 0.2 billions years | 0.04 Sun

1 exoplanet

 VHS 1256-1257 A b 360 AU 3751.3 M⊕ 12.9 R⊕ 6209250 days

Photometry

Magnitude iconApparent magnitude (V): 17.8
Magnitude iconAbsolute magnitude (V): 16.1
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).

VHS 1256-1257 B

Brown dwarf (spectral class M7.5D)

Basic characteristic

icon weight
Mass: 8.5 % M Sun | 89 M Jupiter
radius icon
Size: 11.9 % R Sun | 1.2 R Jupiter
temperature iconTemperature: 2620 K | 0.45 T Sun
time iconAge: 0.2 billions years | 0.04 Sun
(No known exoplanets yet)
More about VHS 1256-1257
      VHS 1256-1257 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
2MASS J12560215-1257217, TIC 2470992, WISE J125601.96-125723.9, Gaia EDR3 3526198184723289472
External sources
icon study
New constraints on the presence of debris disks around G 196-3 B and VHS J125601.92-125723.9 b
Scientific study, Accepted: 21. 03. 2023
icon study
The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems II: A 1 to 20 Micron Spectrum of the Planetary-Mass Companion VHS 1256-1257 b
Scientific study, Accepted: 01. 09. 2022
Closest stars

 LP 736-31
 - 3.8 ly

HD 112758
 - 5.2 ly

LP 676-30
 - 5.2 ly

LP 737-14
 - 7.4 ly

LP 796-1
 - 7.4 ly
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