| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
TOI-3331 DR2 4042548116644168832 J18051781-3406254 |
||||
| RA | 18:05:17.7995 | DEC | -34:06:25.551 | ||
| Parallax 4.577 mas |
P.M. RA 0.421 mas/y |
P.M. DEC -16.943 mas/y |
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| MagV 11.64 |
MagR* 11.588 |
MagI* 10.791 |
MagJ 10.348 |
MagH 10.068 |
MagK 9.914 |
| MagG 11.831 |
MagGBP 12.249 |
MagGRP 11.268 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Not verified 
|
|||||
|---|---|---|---|---|---|
| Yee et al. 2022 | |||||
| Mid-time 2459371.653 ± 0.0002 BJDTDB |
|||||
| Period 2.0180231 ± 4.3e-06 days |
|||||
| Transit Parameters | |||||
| Yee et al. 2022 | |||||
| Rp/Rs 0.12485992151206887 ± 0.0013214808883573678 |
a/Rs 7.09 +0.18 -0.17 |
i 85.4 +0.38 -0.36 deg |
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| e - |
ω - deg |
||||
| DepthR* 19.02 mmag |
Duration* 2.12 hours |
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|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
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| Limb Darkening Parameters | |||||
| Yee et al. 2022 | |||||
| Teff 5609.0 +92.0 -87.0 K |
Log(g) 4.49 +0.02 -0.02 cm/s2 |
Fe/H 0.148 +0.084 -0.084 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | MEDIUM | ||||
| Minimum aperture | 5.06" | ||||
| Total Observations (Recent) | 18 (1) | ||||
| O-C | -0.47 ± 0.44 minutes | ||||
| ExoClock Observations (Recent) | 7 (1) | ||||
| Space Observations (Recent) | 11 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 0 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | 0.141 ± 0.001 | ||||
ExoClock Observations |
||||
| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| TOI-3331Ab (MEDIUM) 2025-09-07 | Joaquin M. Ruiz-Luque Asociación Argentina "Amigos de la Astronomía" | Meade LX200 EMC SBIG ST-9XE / Clear / 30.0 | -2.72 ± 2.02 | |
| TOI-3331Ab (MEDIUM) 2024-06-14 | Andre Kovacs Andre Kovacs | GSO 6" Ritchey-Chretien ZWO ASI533MM / AstrodonExoPlanet-BB / 220.0 | -4.52 ± 2.45 | |
| TOI-3331Ab (MEDIUM) 2024-03-29 | Anaël Wünsche El Sauce Observatory | CDK Planewave Chili Moravian G4 16k / R / 120.0 | -0.82 ± 1.12 | |
| TOI-3331Ab (MEDIUM) 2024-03-29 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / R / 120.0 | -1.22 ± 0.98 | |
| TOI-3331Ab (MEDIUM) 2024-03-27 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / R / 120.0 | 0.02 ± 0.86 | |
| TOI-3331Ab (MEDIUM) 2024-03-25 | Anaël Wünsche El Sauce Observatory | CDK Planewave Chili Moravian G4 16k / Lum / 120.0 | 2.72 ± 1.44 | |
| TOI-3331Ab (MEDIUM) 2024-03-25 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / R / 120.0 | -0.39 ± 0.96 | |
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
| TOI-3331Ab (MEDIUM) 2023-06-26 | TESS | -1.93 ± 1.25 | ||
| TOI-3331Ab (MEDIUM) 2023-06-24 | TESS | -1.86 ± 1.05 | ||
| TOI-3331Ab (MEDIUM) 2023-06-22 | TESS | 0.64 ± 1.02 | ||
| TOI-3331Ab (MEDIUM) 2023-06-20 | TESS | -0.83 ± 1.28 | ||
| TOI-3331Ab (MEDIUM) 2023-06-18 | TESS | -0.43 ± 1.11 | ||
| TOI-3331Ab (MEDIUM) 2023-06-14 | TESS | -2.09 ± 1.14 | ||
| TOI-3331Ab (MEDIUM) 2023-06-10 | TESS | 1.43 ± 1.01 | ||
| TOI-3331Ab (MEDIUM) 2023-06-08 | TESS | -2.35 ± 1.04 | ||
| TOI-3331Ab (MEDIUM) 2023-06-06 | TESS | -1.4 ± 0.96 | ||
| TOI-3331Ab (MEDIUM) 2023-06-04 | TESS | -0.75 ± 0.95 | ||
| TOI-3331Ab (MEDIUM) 2023-06-02 | TESS | -0.82 ± 1.12 | ||