Discovery Method
Imaging
Consistent across records
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ExoplanetDetail
HIP 21152 b
Host star HIP 21152 • 22000 d orbit
Records
2
archive rows
Discovery
2022
Imaging
Radius
—
default parameter set
Mass
7627.9 M⊕
default parameter set
HIP 21152
1300 K equilibrium
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: Franson et al. 2023
Host Star
HIP 21152
Stable across source rows
Discovery Year
2022
Stable across source rows
Orbital Period
22000 day
22000 to 23000
Semi-Major Axis
17 au
17 to 17.50
Mass
7627.9 Mearth
7627.9 to 8835.6
Equilibrium Temperature
1300 K
1250 to 1300
Provenance
Underlying measurements and references
Evidence Summary
Rows
2
Refs
2
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massdisputed
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2022 | Imaging | Multiple Observatories | Multiple Telescopes | 22000 day | — | 7627.9 Mearth | 1300 K | Franson et al. 2023 |
| 2022 | Imaging | Multiple Observatories | Multiple Telescopes | 23000 day | — | 8835.6 Mearth | 1250 K | Kuzuhara et al. 2022 |