| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
HATS-17 DR2 6127982342061605120 J12484555-4736492 |
||||
| RA | 12:48:45.5453 | DEC | -47:36:49.287 | ||
| Parallax 2.471 mas |
P.M. RA -32.058 mas/y |
P.M. DEC 2.831 mas/y |
|||
| MagV 12.39 |
MagR* 11.987 |
MagI* 11.622 |
MagJ 11.082 |
MagH 10.837 |
MagK 10.698 |
| MagG 12.218 |
MagGBP 12.592 |
MagGRP 11.703 |
|||
| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2025 | |||||
| Mid-time 2458992.20234 ± 0.00061 BJDTDB |
|||||
| Period 16.254691 ± 1e-05 days |
|||||
| Transit Parameters | |||||
| Brahm et al. 2016 | |||||
| Rp/Rs 0.073 ± 0.003 |
a/Rs 25.8 +1.1 -1.5 |
i 89.1 +0.3 -0.3 deg |
|||
| e - |
ω - deg |
||||
| DepthR* 6.79 mmag |
Duration* 4.78 hours |
||||
|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
|||||
| Limb Darkening Parameters | |||||
| Brahm et al. 2016 | |||||
| Teff 5846.0 +78.0 -78.0 K |
Log(g) 4.42 +0.04 -0.04 cm/s2 |
Fe/H 0.3 +0.03 -0.03 dex |
|||
| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | HIGH | ||||
| Minimum aperture | 9.9" | ||||
| Total Observations (Recent) | 10 (1) | ||||
| O-C | 5.14 ± 2.88 minutes | ||||
| ExoClock Observations (Recent) | 3 (1) | ||||
| Space Observations (Recent) | 6 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 1 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | 0.0734 ± 0.001 | ||||
ExoClock Observations |
||||
| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| HATS-17b (HIGH) 2025-05-17 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | 5.14 ± 2.88 | |
| HATS-17b (HIGH) 2022-03-20 | Leon Bewersdorff Planewave CDK24 | Planewave CDK24 QHY600M-Pro / R / 180.0 | -0.82 ± 1.87 | |
| HATS-17b (HIGH) 2021-05-31 | Nicolas Crouzet ASTEP | Newton FLI Proline 16801E / R / 200.0 | 0.53 ± 3.17 | |
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
| HATS-17b (HIGH) 2023-04-30 | TESS | 2.67 ± 2.88 | ||
| HATS-17b (HIGH) 2023-04-14 | TESS | -0.22 ± 3.02 | ||
| HATS-17b (HIGH) 2021-04-12 | TESS | -0.23 ± 2.3 | ||
| HATS-17b (HIGH) 2019-05-14 | TESS | 8.86 ± 5.33 | ||
| HATS-17b (HIGH) 2019-04-28 | TESS | -3.1 ± 2.74 | ||
| HATS-17b (HIGH) 2019-04-12 | TESS | -4.85 ± 6.19 | ||
Literature Mid-times |
||||
| Planet Observation Date |
Reference | O-C minutes |
||
| 2015-04-26 | Brahm et al. 2016 | 0.62 ± 2.02 | ||