| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
HATS-7 DR2 6288858347945925504 J13552567-2112276 |
||||
| RA | 13:55:25.6669 | DEC | -21:12:27.722 | ||
| Parallax 4.126 mas |
P.M. RA -43.125 mas/y |
P.M. DEC -36.693 mas/y |
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| MagV 13.34 |
MagR 13.17 |
MagI* 12.276 |
MagJ 11.528 |
MagH 11.085 |
MagK 10.976 |
| MagG 13.05 |
MagGBP 13.593 |
MagGRP 12.374 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2022 | |||||
| Mid-time 2457340.55196 ± 0.00035 BJDTDB |
|||||
| Period 3.1853109 ± 1e-06 days |
|||||
| Transit Parameters | |||||
| Bakos et al. 2015 | |||||
| Rp/Rs 0.0711 ± 0.0019 |
a/Rs 10.6 +0.5 -0.7 |
i 87.9 +0.8 -0.8 deg |
|||
| e - |
ω - deg |
||||
| DepthR* 6.65 mmag |
Duration* 2.3 hours |
||||
|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
|||||
| Limb Darkening Parameters | |||||
| Bakos et al. 2015 | |||||
| Teff 4985.0 +50.0 -50.0 K |
Log(g) 4.54 +0.05 -0.05 cm/s2 |
Fe/H 0.25 +0.08 -0.08 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | LOW | ||||
| Minimum aperture | 17.11" | ||||
| Total Observations (Recent) | 21 (3) | ||||
| O-C | 2.79 ± 0.96 minutes | ||||
| ExoClock Observations (Recent) | 8 (3) | ||||
| Space Observations (Recent) | 12 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 1 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | 0.0652 ± 0.0019 | ||||
ExoClock Observations |
||||
| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| HATS-7b (LOW) 2024-07-12 | Jean-Pascal Vignes Deep Sky Chile | PlaneWave CDK 17" QHYCCD 600 M / Lum / 120.0 | 2.62 ± 1.73 | |
| HATS-7b (LOW) 2024-04-17 | Magdalena Szkudlarek Deep Sky Chile - ROTUZ | PlaneWave CDK 20 QHY268M pro / Lum / 180.0 | 2.9 ± 1.87 | |
| HATS-7b (LOW) 2024-04-04 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | 5.26 ± 1.73 | |
| HATS-7b (LOW) 2023-06-13 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -3.21 ± 2.74 | |
| HATS-7b (LOW) 2022-04-02 | Taewoo Kim Deokheung Optical Astronomy Observatory | NYSC 1m Telescope FLI PL-16803 or PI SOPHIA-2048B / R / 120.0 | 2.1 ± 4.32 | |
| HATS-7b (LOW) 2022-03-27 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | 7.61 ± 2.02 | |
| HATS-7b (LOW) 2022-03-27 | Jean-Pascal Vignes Deep Sky Chile | Planewave CDK400 QHYCCD 600M / R / 60.0 | 5.45 ± 2.74 | |
| HATS-7b (LOW) 2022-03-08 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -5.83 ± 2.88 | |
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
| HATS-7b (LOW) 2021-04-26 | TESS | 3.21 ± 3.31 | ||
| HATS-7b (LOW) 2021-04-23 | TESS | 2.22 ± 3.74 | ||
| HATS-7b (LOW) 2021-04-20 | TESS | 8.71 ± 7.34 | ||
| HATS-7b (LOW) 2021-04-14 | TESS | -3.79 ± 3.74 | ||
| HATS-7b (LOW) 2021-04-10 | TESS | 2.13 ± 5.04 | ||
| HATS-7b (LOW) 2021-04-07 | TESS | -1.16 ± 9.22 | ||
| HATS-7b (LOW) 2021-04-04 | TESS | 2.31 ± 5.47 | ||
| HATS-7b (LOW) 2019-05-17 | TESS | -2.08 ± 2.59 | ||
| HATS-7b (LOW) 2019-05-14 | TESS | 4.56 ± 5.33 | ||
| HATS-7b (LOW) 2019-05-04 | TESS | -7.2 ± 13.39 | ||
| HATS-7b (LOW) 2019-05-01 | TESS | -4.16 ± 3.31 | ||
| HATS-7b (LOW) 2019-04-28 | TESS | -0.97 ± 3.02 | ||
Literature Mid-times |
||||
| Planet Observation Date |
Reference | O-C minutes |
||
| 2013-08-23 | Bakos et al. 2015 | 0.1 ± 0.84 | ||