Planet TOI-3884 b
| Name | TOI-3884 b | ||
| Planet Status | Confirmed | ||
| Discovered in | 2022 | ||
| Mass | 0.0519 ( -0.0057 +0.011 ) MJ |  |
|
| Mass*sin(i) | — | ||
| Semi-Major Axis | 0.0354 (± 0.0014) AU | |
|
| Orbital Period | 4.5445697 (± 9.4e-06) day | |
|
| Eccentricity | 0.32 ( -0.32 +0.0 ) | |
|
| ω | 190.0 (± 150.0) deg | |
|
| Tperi | — | ||
| Radius | 0.5629 (± 0.025) RJ | |
|
| Inclination | 89.93 ( -0.16 +0.12 ) deg | |
|
| Update | 2022-10-21 | ||
| Detection Method | Primary Transit | ||
| Mass Detection Method | Radial Velocity | ||
| Radius Detection Method | Primary Transit | ||
| Primary transit | 2459642.86314 (± 0.00012) JD | |
|
| Secondary transit | — | ||
| λ | — | ||
| Impact Parameter b | 0.072 (± 0.072) | |
|
| Time Vr=0 | — | ||
| Velocity Semiamplitude K | 14.9 ( -1.6 +3.4 ) m/s | |
|
| Calculated temperature | 463.0 (± 12.0) K | |
|
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | — |
Star
TOI-3884| Name | TOI-3884 | ||
| Distance | 43.338 (± 0.05) pc | |
|
| Spectral type | — | ||
| Apparent magnitude V | 14.0 | ||
| Mass | 0.2813 (± 0.067) MSun | |
|
| Age | — | ||
| Effective temperature | 3269.0 (± 70.0) K | |
|
| Radius | 0.3043 (± 0.009) RSun | |
|
| Metallicity [Fe/H] | 0.23 (± 0.12) | |
|
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 12:06:17.0 | ||
| Dec2000 | +12:30:25 | ||
| Alternate Names | |||
| Planetary system | 1 planet |
Related publications
An In-Depth Look at TOI-3884b: a Super-Neptune Transiting a M4 Dwarf with Persistent Star Spot Crossings
2023
LIBBY-ROBERTS J., SCHUTTE M., HEBB L., KANODIA Sh., CANAS C. et al.
Astron. J., 164, 249
paper arxiv
TOI-3884 b: A rare 6-RE planet that transits a low-mass star with a giant and likely polar spot
2022
ALMENARA J., BONFILS X., FORVEILLE Th. ASTUDILLO-DEFRU N., CIARDI D. et al.
Astron. & Astrophys., 667, L11
paper arxiv
