Temperature
5745 K
5649.5 to 5746
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Stellar HostProfile
HD 188015
G5 IV • 50.67 pc
Records
11
literature rows
Planets
1
system count
References
12
distinct source labels
HD: HD 188015TIC: TIC 11499710HIP: HIP 97769
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: Marcy et al. 2005 • System source: TICv8
Mass
1.08 Msun
1.02 to 1.09
Age
6.61 Gyr
6.20 to 6.61
Distance
50.67 pc
single adopted value
Spectral Type
G5 IV
Multiple classifications reported
Planets
1
Stable across source rows
System Layout
Known planets
1 planets linked to this host
HD 188015 b
Radial Velocity
◌
Discovery
2004
Period
461.2 days
Radius
—
Mass
476.7 M⊕
Eq. Temp
—
HD 188015 and Its Lone Known Planet
HD 188015 is a star 165 light-years away with a spectral type of G5 IV. Its mass is 1.08 solar masses, greater than the Sun's, and its temperature is 5750 K, cooler than the Sun's. The star's age is 6.61 billion years. One planet has been found orbiting this host.
That planet is HD 188015 b, discovered in 2004 by the radial velocity method. Its minimum mass is 477 Earth masses, a lower bound on its true mass and roughly 1.5 times Jupiter's mass, and its orbital period is 461 days.
Provenance
Underlying measurements and references
Evidence Summary
Rows
11
Stellar refs
11
System refs
1
Distancestable
Parallaxstable
Temperaturedisputed
Massdisputed
Radiusdisputed
Agedisputed
Luminositydisputed
Surface Gravitydisputed
Metallicitydisputed
Spectral Typedisputed
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 5746 | 1.09 | — | — | — | — | 50.67 | Butler et al. 2006 | TICv8 |
| 5745 | 1.08 | — | 6.61 | — | G5 IV | 50.67 | Marcy et al. 2005 | TICv8 |
| — | 1.06 | 1.07 | 6.20 | — | — | 50.67 | Takeda et al. 2007 | TICv8 |
| — | — | — | — | — | — | 50.67 | Nidever et al. 2002 | TICv8 |
| 5726.6 | 1.02 | 1.08 | — | 0.06 | — | 50.67 | TICv8 | TICv8 |
| — | — | — | — | — | — | 50.67 | Wright et al. 2004 | TICv8 |
| 5649.5 | 1.04 | 1.13 | — | — | — | 50.67 | Rosenthal et al. 2021 | TICv8 |
| — | — | — | — | — | — | 50.67 | Valenti & Fischer 2005 | TICv8 |
| 5687 | — | 1.10 | — | 0.06 | — | 50.67 | Gaia DR2 | TICv8 |
| — | — | — | — | — | — | 50.67 | Nordstrom et al. 2004 | TICv8 |
| — | — | — | — | — | G5 | 50.67 | Cannon & Pickering 1918 | TICv8 |