Temperature
4060 K
3993 to 4076.6
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Stellar HostProfile
1RXS J160929.1-210524
K7 V • 139.1 pc
Records
5
literature rows
Planets
1
system count
References
5
distinct source labels
TIC: TIC 48964101
Approximate color
from effective temperature
Canonical Summary
Adopted host values from one source row
Values come from the row with the most populated summary measurements. Missing values stay missing. Ranges and counts describe all source rows.
Stellar source: Lachapelle et al. 2015 • System source: TICv8
Mass
0.85 Msun
0.62 to 0.85
Age
5.00e-3 Gyr
5.00e-3 to 0.01
Luminosity
-0.37 log(Lsun)
-0.46 to -0.37
Distance
139.1 pc
single adopted value
Spectral Type
K7 V
Consistent across records
Planets
1
Stable across source rows
System Layout
Known planets
1 planets linked to this host
1RXS J160929.1-210524 b
Imaging
◌
Discovery
2008
Period
—
Radius
—
Mass
3000 M⊕
Eq. Temp
1700 K
The Young Star 1RXS J160929.1-210524 and Its Planet
1RXS J160929.1-210524 is a K7 V star, a class-level description of a cool main-sequence dwarf, located 454 light-years away. It is very young, with an age of 0.005 billion years, a mass of 0.85 solar masses, and a temperature of 4060 K. Its reported temperature is cooler than the Sun's. One planet orbits this star.
That planet, 1RXS J160929.1-210524 b, was discovered by imaging in 2008. Its reported mass estimate is 3000 Earth masses, which is larger than Earth's and roughly 9.44 times Jupiter's mass. No orbital period is reported for 1RXS J160929.1-210524 b.
Provenance
Underlying measurements and references
Evidence Summary
Rows
5
Stellar refs
4
System refs
1
Distancestable
Parallaxstable
Temperaturedisputed
Massdisputed
Radiusdisputed
Agedisputed
Luminositydisputed
Surface Gravitystable
Spectral Typestable
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 3993 | 0.62 | 1.31 | — | -0.40 | — | 139.1 | TICv8 | TICv8 |
| 4076.6 | — | 1.18 | — | -0.46 | — | 139.1 | Gaia DR2 | TICv8 |
| 4060 | 0.85 | 1.35 | 5.00e-3 | — | K7 V | 139.1 | Lafreniere et al. 2008 | TICv8 |
| 4060 | 0.85 | — | 5.00e-3 | -0.37 | K7 V | 139.1 | Lachapelle et al. 2015 | TICv8 |
| 4060 | 0.85 | — | 0.01 | -0.37 | — | 139.1 | Lachapelle et al. 2015 | TICv8 |