Temperature
5904 K
5904 to 5909
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Stellar HostProfile
HD 17674
G0 V • 44.43 pc
Records
5
literature rows
Planets
1
system count
References
6
distinct source labels
HD: HD 17674HIP: HIP 13291TIC: TIC 77490014
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: Rey et al. 2017 • System source: TICv8
Mass
0.98 Msun
0.98 to 1.07
Radius
1.18 Rsun
1.18 to 1.21
Age
8.40 Gyr
single adopted value
Distance
44.43 pc
single adopted value
Spectral Type
G0 V
Multiple classifications reported
Planets
1
Stable across source rows
Scale Comparison
Radius against the Sun
Current adopted radius: 1.18 R☉ (circles scaled linearly by radius)
Sun
1.0 R☉ baseline
HD 17674
1.18 R☉
System Layout
Known planets
1 planets linked to this host
HD 17674 b
Radial Velocity
◌
Discovery
2017
Period
623.8 days
Radius
—
Mass
276.5 M⊕
Eq. Temp
—
HD 17674 and Its Known Planet
HD 17674 is a G0 V star, a Sun-like dwarf, located 145 light-years away. It has one known planet. The star is 8.4 billion years old, holds 0.98 solar masses, and has a radius of 1.18 solar radii, which is larger than the Sun's. Its temperature of 5900 K is hotter than the Sun's.
HD 17674 b was discovered in 2017 using the radial velocity method, which detects the wobble a planet's gravity induces in its star's motion. The planet has a minimum mass of 277 Earth masses and an orbital period of 624 days.
Provenance
Underlying measurements and references
Evidence Summary
Rows
5
Stellar refs
5
System refs
1
Distancestable
Parallaxstable
Temperaturedisputed
Massdisputed
Radiusdisputed
Agestable
Luminositydisputed
Surface Gravitydisputed
Metallicitydisputed
Spectral Typedisputed
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 5904 | 0.98 | 1.18 | 8.40 | — | G0 V | 44.43 | Rey et al. 2017 | TICv8 |
| — | — | — | — | — | — | 44.43 | Nordstrom et al. 2004 | TICv8 |
| — | — | — | — | — | G5 | 44.43 | Cannon & Pickering 1918 | TICv8 |
| 5909 | — | 1.21 | — | 0.20 | — | 44.43 | Gaia DR2 | TICv8 |
| 5908.2 | 1.07 | 1.21 | — | 0.20 | — | 44.43 | TICv8 | TICv8 |