Temperature
5383.1 K
5341 to 5440
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Stellar HostProfile
HD 77338
Unclassified star • 45.94 pc
Records
7
literature rows
Planets
1
system count
References
8
distinct source labels
TIC: TIC 37533318HD: HD 77338HIP: HIP 44291
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: TICv8 • System source: TICv8
Mass
0.93 Msun
0.93 to 1.37
Radius
0.96 Rsun
0.88 to 0.98
Luminosity
-0.15 log(Lsun)
-0.26 to -0.15
Distance
45.94 pc
single adopted value
Planets
1
Stable across source rows
Scale Comparison
Radius against the Sun
Current adopted radius: 0.96 R☉ (circles scaled linearly by radius)
Sun
1.0 R☉ baseline
HD 77338
0.96 R☉
System Layout
Known planets
1 planets linked to this host
HD 77338 b
Radial Velocity
◌
Discovery
2012
Period
5.74 days
Radius
—
Mass
19.07 M⊕
Eq. Temp
—
HD 77338 and Its Planet
HD 77338 is a K0 IV star 150 light-years away with one known planet. The star has a mass of 0.93 solar masses, a radius of 0.965 solar radii, and a temperature of 5380 K, which is cooler than the Sun's.
The planet HD 77338 b was discovered in 2012 by the radial velocity method, which measures the wobble a planet's gravity induces in its star's motion. Its minimum mass is 19.1 Earth masses, larger than Earth's, and its orbital period is 5.74 days.
Provenance
Underlying measurements and references
Evidence Summary
Rows
7
Stellar refs
7
System refs
1
Distancestable
Parallaxstable
Temperaturedisputed
Massdisputed
Radiusdisputed
Luminositydisputed
Surface Gravitydisputed
Metallicitydisputed
Spectral Typedisputed
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 5354.0 | — | 0.98 | — | -0.15 | — | 45.94 | Gaia DR2 | TICv8 |
| 5383.1 | 0.93 | 0.96 | — | -0.15 | — | 45.94 | TICv8 | TICv8 |
| — | — | — | — | — | K0 | 45.94 | Cannon & Pickering 1918 | TICv8 |
| 5341 | 1.37 | 0.97 | — | — | — | 45.94 | Stassun et al. 2017 | TICv8 |
| — | — | — | — | — | K0 IV | 45.94 | Michigan Catalog, Vol. 4 | TICv8 |
| 5370 | 0.93 | 0.88 | — | -0.26 | — | 45.94 | Jenkins et al. 2013 | TICv8 |
| 5440 | 0.97 | — | — | — | — | 45.94 | Santos et al. 2013 | TICv8 |