| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
HATS-46 DR2 4919771654727611008 J00264858-5618580 |
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| RA | 00:26:48.5936 | DEC | -56:18:58.081 | ||
| Parallax 2.175 mas |
P.M. RA 21.46 mas/y |
P.M. DEC 7.316 mas/y |
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| MagV 13.63 |
MagR 13.68 |
MagI* 12.825 |
MagJ 12.366 |
MagH 11.993 |
MagK 11.965 |
| MagG 13.527 |
MagGBP 13.919 |
MagGRP 12.987 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
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|---|---|---|---|---|---|
| Kokori et al. 2025 | |||||
| Mid-time 2458780.42735 ± 0.00033 BJDTDB |
|||||
| Period 4.7423716 ± 1.6e-06 days |
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| Transit Parameters | |||||
| Brahm et al. 2018 | |||||
| Rp/Rs 0.109 ± 0.003 |
a/Rs 13.6 +0.5 -0.7 |
i 87.32 +0.22 -0.31 deg |
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| e - |
ω - deg |
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| DepthR* 14.03 mmag |
Duration* 2.42 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 | |||||
| Brahm et al. 2018 | |||||
| Teff 5495.0 +69.0 -69.0 K |
Log(g) 4.54 +0.04 -0.04 cm/s2 |
Fe/H -0.06 +0.05 -0.05 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | LOW | ||||
| Minimum aperture | 10.08" | ||||
| Total Observations (Recent) | 39 (5) | ||||
| O-C | -2.07 ± 0.52 minutes | ||||
| ExoClock Observations (Recent) | 13 (5) | ||||
| Space Observations (Recent) | 24 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 2 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | 0.1088 ± 0.0013 | ||||
ExoClock Observations |
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| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| HATS-46b (LOW) 2025-11-25 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -0.88 ± 1.11 | |
| HATS-46b (LOW) 2025-11-06 | Karolina Prucnal DeepSkyChile - ROTUZ | PlaneWave CDK 20 QHY268M pro / R / 180.0 | 0.02 ± 1.35 | |
| HATS-46b (LOW) 2025-11-06 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -3.39 ± 1.04 | |
| HATS-46b (LOW) 2025-10-18 | Jean-Pascal Vignes Deep Sky Chile | Planewave CDK400 QHYCCD 600M / R / 90.0 | -2.82 ± 1.44 | |
| HATS-46b (LOW) 2025-10-18 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -3.41 ± 1.22 | |
| HATS-46b (LOW) 2024-09-05 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -0.72 ± 1.87 | |
| HATS-46b (LOW) 2023-10-14 | Michal Zejmo DeepSkyChile - ROTUZ | PlanewWave CDK 20 QHY268M pro / R / 120.0 | -1.67 ± 1.58 | |
| HATS-46b (LOW) 2023-10-14 | Jean-Pascal Vignes Deep Sky Chile | Planewave CDK400 QHYCCD 600M / V / 180.0 | -5.27 ± 2.88 | |
| HATS-46b (LOW) 2023-09-25 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -2.27 ± 1.87 | |
| HATS-46b (LOW) 2022-10-28 | Anaël Wünsche El Sauce Observatory | CDK Planewave Chili Moravian G4 16k / Lum / 120.0 | 7.54 ± 1.87 | |
| HATS-46b (LOW) 2022-10-28 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -3.98 ± 1.73 | |
| HATS-46b (LOW) 2021-09-15 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | -0.87 ± 1.44 | |
| HATS-46b (LOW) 2021-05-29 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | 4.24 ± 4.32 | |
Space Observations |
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| Planet Observation Date |
Mission | O-C minutes |
||
| HATS-46b (LOW) 2023-09-15 | TESS | 6.0 ± 2.88 | ||
| HATS-46b (LOW) 2023-09-10 | TESS | 6.25 ± 2.88 | ||
| HATS-46b (LOW) 2023-09-01 | TESS | 5.02 ± 2.74 | ||
| HATS-46b (LOW) 2023-08-27 | TESS | -1.5 ± 2.88 | ||
| HATS-46b (LOW) 2023-08-18 | TESS | 4.18 ± 3.6 | ||
| HATS-46b (LOW) 2023-08-13 | TESS | -1.63 ± 2.45 | ||
| HATS-46b (LOW) 2023-08-03 | TESS | -1.56 ± 2.16 | ||
| HATS-46b (LOW) 2023-07-30 | TESS | -2.18 ± 2.59 | ||
| HATS-46b (LOW) 2020-09-15 | TESS | 0.73 ± 3.89 | ||
| HATS-46b (LOW) 2020-09-10 | TESS | -1.32 ± 2.88 | ||
| HATS-46b (LOW) 2020-09-05 | TESS | -2.08 ± 3.46 | ||
| HATS-46b (LOW) 2020-08-31 | TESS | -0.11 ± 2.59 | ||
| HATS-46b (LOW) 2020-08-27 | TESS | -2.17 ± 2.74 | ||
| HATS-46b (LOW) 2020-08-22 | TESS | 5.28 ± 4.46 | ||
| HATS-46b (LOW) 2020-08-17 | TESS | 4.52 ± 3.17 | ||
| HATS-46b (LOW) 2020-08-08 | TESS | 3.72 ± 6.77 | ||
| HATS-46b (LOW) 2020-08-03 | TESS | 0.65 ± 3.31 | ||
| HATS-46b (LOW) 2018-09-15 | TESS | 4.95 ± 2.45 | ||
| HATS-46b (LOW) 2018-09-11 | TESS | 0.01 ± 2.74 | ||
| HATS-46b (LOW) 2018-09-01 | TESS | 1.08 ± 2.45 | ||
| HATS-46b (LOW) 2018-08-27 | TESS | -2.13 ± 3.02 | ||
| HATS-46b (LOW) 2018-08-13 | TESS | 7.4 ± 3.74 | ||
| HATS-46b (LOW) 2018-08-04 | TESS | -5.64 ± 5.04 | ||
| HATS-46b (LOW) 2018-07-30 | TESS | -3.24 ± 11.52 | ||
Literature Mid-times |
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| Planet Observation Date |
Reference | O-C minutes |
||
| 2017-08-18 | Ahrer et al. 2023 | -1.25 ± 0.66 | ||
| 2015-12-20 | Brahm et al. 2018 | 1.21 ± 0.86 | ||