| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
WT 880 DR2 6411096106487783296 J22114728-5856422 |
||||
| RA | 22:11:47.2998 | DEC | -58:56:42.251 | ||
| Parallax 16.07 mas |
P.M. RA 138.138 mas/y |
P.M. DEC -235.81 mas/y |
|||
| MagV 15.526 |
MagR* 14.266 |
MagI* 12.944 |
MagJ 11.531 |
MagH 11.02 |
MagK 10.771 |
| MagG 14.336 |
MagGBP 15.797 |
MagGRP 13.152 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2025 | |||||
| Mid-time 2458420.52568 ± 0.00015 BJDTDB |
|||||
| Period 5.0780234 ± 3.7e-06 days |
|||||
| Transit Parameters | |||||
| Waalkes et al. 2021 | |||||
| Rp/Rs 0.075 ± 0.003 |
a/Rs 25.2 +1.5 -1.5 |
i 88.4 +0.6 -0.4 deg |
|||
| e - |
ω - deg |
||||
| DepthR* 6.43 mmag |
Duration* 1.25 hours |
||||
|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
|||||
| Limb Darkening Parameters | |||||
| Waalkes et al. 2021 | |||||
| Teff 3403.0 +100.0 -100.0 K |
Log(g) 4.88 +0.05 -0.05 cm/s2 |
Fe/H 0.0 +0.0 -0.0 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | HIGH | ||||
| Minimum aperture | 31.35" | ||||
| Total Observations (Recent) | 12 (0) | ||||
| O-C | - | ||||
| ExoClock Observations (Recent) | 0 (0) | ||||
| Space Observations (Recent) | 7 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 5 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | 0.0935 ± 0.0043 | ||||
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
|---|---|---|---|---|
| TOI-122b (HIGH) 2023-08-15 | TESS | -1.95 ± 1.87 | ||
| TOI-122b (HIGH) 2023-07-31 | TESS | 2.9 ± 2.16 | ||
| TOI-122b (HIGH) 2020-08-19 | TESS | 0.69 ± 2.74 | ||
| TOI-122b (HIGH) 2020-08-14 | TESS | -5.18 ± 3.6 | ||
| TOI-122b (HIGH) 2020-07-24 | TESS | 5.46 ± 3.89 | ||
| TOI-122b (HIGH) 2018-08-13 | TESS | -0.33 ± 3.31 | ||
| TOI-122b (HIGH) 2018-08-03 | TESS | -4.29 ± 2.3 | ||
Literature Mid-times |
||||
| Planet Observation Date |
Reference | O-C minutes |
||
| 2019-08-04 | Waalkes et al. 2021 | 0.94 ± 2.83 | ||
| 2019-07-25 | Waalkes et al. 2021 | -4.64 ± 1.76 | ||
| 2019-07-09 | Waalkes et al. 2021 | 1.0 ± 1.11 | ||
| 2018-11-03 | Waalkes et al. 2021 | -1.64 ± 0.91 | ||
| 2018-09-18 | Waalkes et al. 2021 | 0.1 ± 0.18 | ||