Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 74156 c
Host star HD 74156 • 2448.5 d orbit
Records
8
archive rows
Discovery
2003
Radial Velocity
Radius
—
default parameter set
Mass
2754.0 M⊕
default parameter set
HD 74156
temperature unconstrained
Canonical Summary
Adopted planet values from the default parameter set
Values come from the archive's default parameter set. Missing values stay missing. Ranges and counts describe all source rows.
Selected source: Feng et al. 2022
Host Star
HD 74156
Stable across source rows
Discovery Year
2003
Stable across source rows
Orbital Period
2448.5 day
2025 to 2520
Semi-Major Axis
3.68 au
3.40 to 3.90
Mass
2754.0 Mearth
1960.9 to 3127.4
Provenance
Underlying measurements and references
Evidence Summary
Rows
8
Refs
8
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2003 | Radial Velocity | Haute-Provence Observatory | 1.93 m Telescope | 2448.9 day | — | 2541.6 Mearth | — | Feng et al. 2015 |
| 2003 | Radial Velocity | Haute-Provence Observatory | 1.93 m Telescope | 2473 day | — | 2561.6 Mearth | — | Wittenmyer et al. 2009 |
| 2003 | Radial Velocity | Haute-Provence Observatory | 1.93 m Telescope | 2446 day | — | 3127.4 Mearth | — | Xiao et al. 2023 |
| 2003 | Radial Velocity | Haute-Provence Observatory | 1.93 m Telescope | 2025 day | — | 1960.9 Mearth | — | Naef et al. 2004 |
| 2003 | Radial Velocity | Haute-Provence Observatory | 1.93 m Telescope | 2520 day | — | 2606.1 Mearth | — | Meschiari et al. 2011 |
| 2003 | Radial Velocity | Haute-Provence Observatory | 1.93 m Telescope | 2448.5 day | — | 2754.0 Mearth | — | Feng et al. 2022 |
| 2003 | Radial Velocity | Haute-Provence Observatory | 1.93 m Telescope | 2448.6 day | — | 2431.4 Mearth | — | Rosenthal et al. 2021 |
| 2003 | Radial Velocity | Haute-Provence Observatory | 1.93 m Telescope | 2460 day | — | 2469.5 Mearth | — | Bryan et al. 2016 |