Exoplanet CatalogExoplanet HD 5278 c
Radius4.49 R⊕Earth = 1
Mass18.4 M⊕Earth = 1
Orbital period40.87 d
Equilibrium temp.665 K≈ 392 °C
Distance187.8 ly
Discovered2021Radial Velocity
Size compared (radius, Earth = 1)
1.00
3.88
4.49
11.21
Where it sits among all planets (percentile)
63%
61%
76%
42%
17%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HD 5278 (2)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HD 5278 b | 14.34 | 2.45 | 7.8 | 943 | 2021 |
| HD 5278 c | 40.87 | 4.49 | 18.4 | 665 | 2021 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HD 5278 | F V | 6,203 | 1.19 | 1.13 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.