Discovery Method
Transit
Consistent across records
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ExoplanetDetail
XO-4 b
Host star XO-4 • 14.01 R⊕ • 4.13 d orbit
Records
10
archive rows
Discovery
2010
Transit
Radius
14.01 R⊕
default parameter set
Mass
451.3 M⊕
default parameter set
XO-4
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: Stassun et al. 2017
Host Star
XO-4
Stable across source rows
Discovery Year
2010
Stable across source rows
Orbital Period
4.13 day
4.13 to 4.13
Radius
14.01 Rearth
14.01 to 15.35
Mass
451.3 Mearth
451.3 to 565.7
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 14.01 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
XO-4 b
14.01 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
10
Refs
10
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massdisputed
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | 4.13 day | — | — | — | Ivshina & Winn 2022 |
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | 4.13 day | — | — | — | Kokori et al. 2022 |
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | 4.13 day | 14.46 Rearth | 483.4 Mearth | 1630 K | Southworth 2010 |
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | 4.13 day | 15.02 Rearth | 512.3 Mearth | — | Bonomo et al. 2017 |
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | 4.13 day | 14.01 Rearth | 451.3 Mearth | — | Stassun et al. 2017 |
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | — | — | 495.5 Mearth | — | Knutson et al. 2014 |
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | 4.13 day | 15.35 Rearth | — | 1608 K | ExoFOP |
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | 4.13 day | 14.91 Rearth | 565.7 Mearth | — | Narita et al. 2010 |
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | 4.13 day | 14.43 Rearth | 491.7 Mearth | 1630 K | Southworth 2011 |
| 2010 | Transit | Lowell Observatory | Perkins 1.8 m Telescope | 4.13 day | — | — | — | Kokori et al. 2023 |