| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
HD 108236 DR2 6125644402384918784 J12261789-5121462 |
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| RA | 12:26:17.8916 | DEC | -51:21:46.214 | ||
| Parallax 15.452 mas |
P.M. RA -70.434 mas/y |
P.M. DEC -49.865 mas/y |
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| MagV 9.24 |
MagR* 8.865 |
MagI* 8.524 |
MagJ 8.046 |
MagH 7.703 |
MagK 7.637 |
| MagG 9.087 |
MagGBP 9.436 |
MagGRP 8.606 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2022 | |||||
| Mid-time 2458978.37245 ± 0.00091 BJDTDB |
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| Period 19.590186 ± 5e-05 days |
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| Transit Parameters | |||||
| Daylan et al. 2021 | |||||
| Rp/Rs 0.0323 ± 0.0012 |
a/Rs 33.9 +1.0 -1.1 |
i 89.32 +0.42 -0.3 deg |
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| e 0.2 +0.3 -0.13 |
ω 170.0 +150.0 -130.0 deg |
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| DepthR* 1.34 mmag |
Duration* 4.02 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 | |||||
| Daylan et al. 2021 | |||||
| Teff 5730.0 +50.0 -50.0 K |
Log(g) 4.5 +0.5 -0.5 cm/s2 |
Fe/H -0.3 +0.5 -0.5 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | HIGH | ||||
| Minimum aperture | 25.77" | ||||
| Total Observations (Recent) | 5 (0) | ||||
| O-C | - | ||||
| ExoClock Observations (Recent) | 0 (0) | ||||
| Space Observations (Recent) | 4 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 1 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | 0.03179 ± 0.00062 | ||||
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
|---|---|---|---|---|
| HD108236e (HIGH) 2021-04-26 | TESS | -2.88 ± 3.74 | ||
| HD108236e (HIGH) 2021-04-06 | TESS | 0.56 ± 1.87 | ||
| HD108236e (HIGH) 2019-05-02 | TESS | 4.01 ± 2.59 | ||
| HD108236e (HIGH) 2019-04-13 | TESS | -4.22 ± 2.59 | ||
Literature Mid-times |
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| Planet Observation Date |
Reference | O-C minutes |
||
| 2020-03-30 | Bonfanti et al. 2021 | 0.75 ± 5.33 | ||