| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
WASP-139 DR2 4851398799032507776 J03181493-4118077 |
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| RA | 03:18:14.9435 | DEC | -41:18:07.664 | ||
| Parallax 4.678 mas |
P.M. RA -16.0 mas/y |
P.M. DEC 24.512 mas/y |
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| MagV 12.48 |
MagR 12.3 |
MagI 11.59 |
MagJ 10.982 |
MagH 10.575 |
MagK 10.472 |
| MagG 12.271 |
MagGBP 12.733 |
MagGRP 11.677 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2022 | |||||
| Mid-time 2458363.8746 ± 0.00021 BJDTDB |
|||||
| Period 5.9242672 ± 1.5e-06 days |
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| Transit Parameters | |||||
| Hellier et al. 2017 | |||||
| Rp/Rs 0.1034 ± 0.0015 |
a/Rs 17.19 +0.14 -0.14 |
i 88.9 +0.5 -0.5 deg |
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| e - |
ω - deg |
||||
| DepthR* 14.11 mmag |
Duration* 2.77 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 | |||||
| Hellier et al. 2017 | |||||
| Teff 5310.0 +90.0 -90.0 K |
Log(g) 4.59 +0.06 -0.06 cm/s2 |
Fe/H 0.2 +0.09 -0.09 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | LOW | ||||
| Minimum aperture | 6.27" | ||||
| Total Observations (Recent) | 25 (5) | ||||
| O-C | -0.83 ± 0.64 minutes | ||||
| ExoClock Observations (Recent) | 8 (5) | ||||
| Space Observations (Recent) | 15 (0) | ||||
| ETD Observations (Recent) | 1 (0) | ||||
| Literature Mid-times (Recent) | 1 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | 0.10043 ± 0.00058 | ||||
ExoClock Observations |
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| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| WASP-139b (LOW) 2024-09-14 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | 1.44 ± 1.44 | |
| WASP-139b (LOW) 2024-09-08 | Jean-Pascal Vignes Deep Sky Chile | Planewave CDK400 QHYCCD 600M / Lum / 60.0 | 0.68 ± 2.3 | |
| WASP-139b (LOW) 2024-02-02 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | 1.33 ± 1.25 | |
| WASP-139b (LOW) 2023-11-05 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | -2.5 ± 1.05 | |
| WASP-139b (LOW) 2023-11-05 | Jean-Pascal Vignes Deep Sky Chile | PlaneWave CDK 17" QHYCCD 600 M / Lum / 120.0 | -5.96 ± 2.02 | |
| WASP-139b (LOW) 2021-12-06 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | -1.88 ± 1.3 | |
| WASP-139b (LOW) 2021-11-30 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | 2.39 ± 1.01 | |
| WASP-139b (LOW) 2020-10-29 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | -1.64 ± 1.3 | |
Space Observations |
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| Planet Observation Date |
Mission | O-C minutes |
||
| WASP-139b (LOW) 2020-11-16 | TESS | 1.28 ± 1.12 | ||
| WASP-139b (LOW) 2020-11-10 | TESS | 0.73 ± 1.4 | ||
| WASP-139b (LOW) 2020-10-29 | TESS | 2.48 ± 1.25 | ||
| WASP-139b (LOW) 2020-10-23 | TESS | -0.13 ± 1.25 | ||
| WASP-139b (LOW) 2020-10-17 | TESS | -1.17 ± 1.41 | ||
| WASP-139b (LOW) 2020-10-11 | TESS | 0.24 ± 1.58 | ||
| WASP-139b (LOW) 2020-09-29 | TESS | -0.29 ± 1.27 | ||
| WASP-139b (LOW) 2020-09-23 | TESS | -2.84 ± 1.35 | ||
| WASP-139b (LOW) 2018-11-12 | TESS | 0.47 ± 1.17 | ||
| WASP-139b (LOW) 2018-11-06 | TESS | 1.1 ± 1.22 | ||
| WASP-139b (LOW) 2018-10-19 | TESS | -0.86 ± 1.07 | ||
| WASP-139b (LOW) 2018-10-13 | TESS | 1.66 ± 1.27 | ||
| WASP-139b (LOW) 2018-10-07 | TESS | -3.03 ± 1.25 | ||
| WASP-139b (LOW) 2018-10-01 | TESS | 0.47 ± 1.07 | ||
| WASP-139b (LOW) 2018-09-26 | TESS | -1.63 ± 1.11 | ||
ETD Observations |
||||
| Planet Observation Date |
Observer(s) | ETD link | O-C minutes |
|
| WASP-139b (LOW) 2021-09-02 | Yves Jongen | 1630613880 | 0.37 ± 1.15 | |
Literature Mid-times |
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| Planet Observation Date |
Reference | O-C minutes |
||
| 2015-06-23 | Hellier et al. 2017 | 0.2 ± 0.43 | ||