| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
HAT-P-43 DR2 601321985813952000 J08354217+1012239 |
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| RA | 08:35:42.1747 | DEC | +10:12:23.923 | ||
| Parallax 1.862 mas |
P.M. RA -9.051 mas/y |
P.M. DEC -13.686 mas/y |
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| MagV 13.36 |
MagR 13.17 |
MagI* 12.617 |
MagJ 12.146 |
MagH 11.809 |
MagK 11.764 |
| MagG 13.216 |
MagGBP 13.572 |
MagGRP 12.711 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2025 | |||||
| Mid-time 2458400.234208 ± 9.9e-05 BJDTDB |
|||||
| Period 3.33268068 ± 3.7e-07 days |
|||||
| Transit Parameters | |||||
| Boisse et al. 2013 | |||||
| Rp/Rs 0.1193 ± 0.0018 |
a/Rs 8.64 +0.12 -0.28 |
i 88.7 +0.7 -0.7 deg |
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| e - |
ω - deg |
||||
| DepthR* 18.99 mmag |
Duration* 3.26 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 | |||||
| Boisse et al. 2013 | |||||
| Teff 5645.0 +74.0 -74.0 K |
Log(g) 4.37 +0.02 -0.02 cm/s2 |
Fe/H 0.23 +0.08 -0.08 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | LOW | ||||
| Minimum aperture | 8.38" | ||||
| Total Observations (Recent) | 81 (4) | ||||
| O-C | 0.53 ± 0.66 minutes | ||||
| ExoClock Observations (Recent) | 19 (4) | ||||
| Space Observations (Recent) | 54 (0) | ||||
| ETD Observations (Recent) | 4 (0) | ||||
| Literature Mid-times (Recent) | 4 (0) | ||||
| Kepler Rp/Rs | 0.11659 ± 0.00022 | ||||
| TESS Rp/Rs | 0.11506 ± 0.00058 | ||||
ExoClock Observations |
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| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| HAT-P-43b (LOW) 2026-02-24 | John Savage Rushay Farm Z42 | Skywatcher Esprit 150 ZWO ASI 6200MM / Lum / 60.0 | 2.48 ± 2.59 | |
| HAT-P-43b (LOW) 2026-02-24 | Simon Dawes William James II | Celestron Edge11 HD Risingcam Monochrome SONY imx571 / Lum / 300.0 | -2.13 ± 3.17 | |
| HAT-P-43b (LOW) 2026-01-29 | Jean-Pascal Vignes Deep Sky Chile | Planewave CDK400 QHYCCD 600M / R / 90.0 | 3.6 ± 1.43 | |
| HAT-P-43b (LOW) 2025-03-31 | Sacha Foschino Observatoire des Baronnies Provençales | Planewave 430mm SVO ASI 6200 MM Pro / R / 120.0 | 2.61 ± 2.88 | |
| HAT-P-43b (LOW) 2025-02-03 | Charles Miller Miller Observatory | Meade 12" LX850 QHY268M / R / 50.0 | 3.43 ± 2.16 | |
| HAT-P-43b (LOW) 2025-01-24 | Bryan Martin Tiger Butte Observatory Remote | AG Optical IDK ZWO ASI 294 / R / 180.0 | 0.03 ± 3.02 | |
| HAT-P-43b (LOW) 2025-01-04 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -0.52 ± 1.24 | |
| HAT-P-43b (LOW) 2024-12-31 | Matthieu Bachschmidt Gonachon | Celestron C11 SBIG ST8XME / AstrodonExoPlanet-BB / 120.0 | -2.9 ± 1.44 | |
| HAT-P-43b (LOW) 2024-02-06 | Ramon Naves Montcabrer | Meade LX200 12" ACF Moravian G4-9000 / rpr / 120.0 | 3.28 ± 1.87 | |
| HAT-P-43b (LOW) 2023-12-18 | Matthieu Bachschmidt Gonachon | Celestron C11 SBIG ST8XME / AstrodonExoPlanet-BB / 60.0 | 1.13 ± 1.44 | |
| HAT-P-43b (LOW) 2023-12-18 | Yves Jongen Rasteau Observatory | Plane Wave CDK 17" SBIG STXL 11002 / Lum / 180.0 | -0.47 ± 0.92 | |
| HAT-P-43b (LOW) 2023-01-22 | Mark van der Grijp Trevinca Observatory | William Optics FLT132 ZWO ASI2600mm Pro / Lum / 60.0 | 0.68 ± 3.31 | |
| HAT-P-43b (LOW) 2023-01-12 | Adam Popowicz Otivar dome2 | Newton 12" ASA ASI ZWO 1600MM / R / 240.0 | -0.56 ± 2.74 | |
| HAT-P-43b (LOW) 2022-02-06 | Anaël Wünsche El Sauce Observatory | CDK Planewave Chili Moravian G4 16k / Lum / 120.0 | 0.5 ± 1.44 | |
| HAT-P-43b (LOW) 2022-02-06 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | -0.37 ± 1.3 | |
| HAT-P-43b (LOW) 2021-03-19 | Tõnis Eenmäe Tartu Observatory | Planewave CDK 12.5 Apogee Alta U42 / R / 120.0 | -0.62 ± 1.73 | |
| HAT-P-43b (LOW) 2021-03-09 | Yves Jongen Rasteau Observatory | Plane Wave CDK 17" SBIG STXL 11002 / Lum / 120.0 | 0.3 ± 1.3 | |
| HAT-P-43b (LOW) 2021-03-09 | Anaël Wünsche Observatoire des Baronnies Provençales | CDK Planewave 2 ZWO ASI6200 / Clear / 120.0 | -0.99 ± 1.01 | |
| HAT-P-43b (LOW) 2021-02-17 | Yves Jongen Rasteau Observatory | Plane Wave CDK 17" SBIG STXL 11002 / Lum / 120.0 | 1.29 ± 1.58 | |
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
| HAT-P-43b (LOW) 2023-12-04 | TESS | -1.0 ± 1.73 | ||
| HAT-P-43b (LOW) 2023-12-01 | TESS | 0.27 ± 2.59 | ||
| HAT-P-43b (LOW) 2023-11-28 | TESS | 1.11 ± 2.02 | ||
| HAT-P-43b (LOW) 2023-11-21 | TESS | 2.92 ± 1.73 | ||
| HAT-P-43b (LOW) 2023-11-14 | TESS | 0.13 ± 2.45 | ||
| HAT-P-43b (LOW) 2023-02-11 | TESS | -0.16 ± 2.3 | ||
| HAT-P-43b (LOW) 2023-02-07 | TESS | -0.91 ± 2.16 | ||
| HAT-P-43b (LOW) 2023-02-04 | TESS | -1.8 ± 2.45 | ||
| HAT-P-43b (LOW) 2023-01-28 | TESS | -0.27 ± 1.73 | ||
| HAT-P-43b (LOW) 2023-01-25 | TESS | 1.0 ± 2.02 | ||
| HAT-P-43b (LOW) 2023-01-22 | TESS | 0.54 ± 2.16 | ||
| HAT-P-43b (LOW) 2021-12-28 | TESS | 4.05 ± 2.3 | ||
| HAT-P-43b (LOW) 2021-12-24 | TESS | 9.93 ± 2.59 | ||
| HAT-P-43b (LOW) 2021-12-21 | TESS | -1.05 ± 2.02 | ||
| HAT-P-43b (LOW) 2021-12-14 | TESS | 1.78 ± 1.73 | ||
| HAT-P-43b (LOW) 2021-12-11 | TESS | 1.03 ± 2.02 | ||
| HAT-P-43b (LOW) 2021-12-08 | TESS | 0.14 ± 2.16 | ||
| HAT-P-43b (LOW) 2021-12-04 | TESS | -0.47 ± 2.02 | ||
| HAT-P-43b (LOW) 2021-12-01 | TESS | -0.35 ± 2.02 | ||
| HAT-P-43b (LOW) 2021-11-28 | TESS | -0.23 ± 1.87 | ||
| HAT-P-43b (LOW) 2021-11-24 | TESS | -3.43 ± 2.16 | ||
| HAT-P-43b (LOW) 2021-11-21 | TESS | 1.58 ± 2.74 | ||
| HAT-P-43b (LOW) 2021-11-18 | TESS | -0.89 ± 2.16 | ||
| HAT-P-43b (LOW) 2021-11-14 | TESS | 1.53 ± 2.74 | ||
| HAT-P-43b (LOW) 2021-11-11 | TESS | 0.2 ± 2.3 | ||
| HAT-P-43b (LOW) 2021-11-08 | TESS | 5.07 ± 3.02 | ||
| HAT-P-43b (LOW) 2021-11-04 | TESS | 2.74 ± 2.3 | ||
| HAT-P-43b (LOW) 2021-11-01 | TESS | 2.71 ± 1.58 | ||
| HAT-P-43b (LOW) 2021-10-29 | TESS | 0.81 ± 2.3 | ||
| HAT-P-43b (LOW) 2021-10-22 | TESS | 1.33 ± 2.59 | ||
| HAT-P-43b (LOW) 2021-10-19 | TESS | 4.47 ± 2.59 | ||
| HAT-P-43b (LOW) 2021-10-15 | TESS | -2.9 ± 2.16 | ||
| HAT-P-43b (LOW) 2021-02-07 | TESS | 2.65 ± 1.73 | ||
| HAT-P-43b (LOW) 2021-02-04 | TESS | 1.47 ± 2.02 | ||
| HAT-P-43b (LOW) 2021-02-01 | TESS | 0.29 ± 2.45 | ||
| HAT-P-43b (LOW) 2021-01-28 | TESS | 0.84 ± 2.45 | ||
| HAT-P-43b (LOW) 2021-01-25 | TESS | -0.2 ± 2.45 | ||
| HAT-P-43b (LOW) 2021-01-22 | TESS | -0.52 ± 1.73 | ||
| HAT-P-43b (LOW) 2021-01-18 | TESS | 0.03 ± 2.16 | ||
| HAT-P-43b (LOW) 2021-01-15 | TESS | -0.28 ± 2.02 | ||
| HAT-P-43b (LOW) 2019-01-30 | TESS | -0.65 ± 1.73 | ||
| HAT-P-43b (LOW) 2019-01-26 | TESS | 1.34 ± 2.59 | ||
| HAT-P-43b (LOW) 2019-01-23 | TESS | 4.05 ± 2.16 | ||
| HAT-P-43b (LOW) 2019-01-16 | TESS | -1.05 ± 1.87 | ||
| HAT-P-43b (LOW) 2019-01-13 | TESS | 0.08 ± 2.02 | ||
| HAT-P-43b (LOW) 2019-01-10 | TESS | -6.29 ± 2.3 | ||
| HAT-P-43b (LOW) 2018-06-20 | K2 | -0.57 ± 0.55 | ||
| HAT-P-43b (LOW) 2018-06-17 | K2 | -0.68 ± 0.24 | ||
| HAT-P-43b (LOW) 2018-06-14 | K2 | 0.38 ± 0.37 | ||
| HAT-P-43b (LOW) 2018-06-10 | K2 | -0.62 ± 0.6 | ||
| HAT-P-43b (LOW) 2018-06-04 | K2 | 1.7 ± 0.69 | ||
| HAT-P-43b (LOW) 2018-05-21 | K2 | -0.16 ± 0.5 | ||
| HAT-P-43b (LOW) 2018-05-18 | K2 | 1.31 ± 0.59 | ||
| HAT-P-43b (LOW) 2018-05-15 | K2 | -2.06 ± 0.79 | ||
ETD Observations |
||||
| Planet Observation Date |
Observer(s) | ETD link | O-C minutes |
|
| HAT-P-43b (LOW) 2017-12-26 | František Lomoz | 1514280191 | 5.66 ± 3.02 | |
| HAT-P-43b (LOW) 2016-03-02 | David Molina | 1456996058 | -1.75 ± 2.88 | |
| HAT-P-43b (LOW) 2014-11-22 | Paul Benni | 1416705926 | 1.7 ± 2.02 | |
| HAT-P-43b (LOW) 2014-03-07 | Phil Evans | 1394218796 | -1.05 ± 2.02 | |
Literature Mid-times |
||||
| Planet Observation Date |
Reference | O-C minutes |
||
| 2017-12-12 | Wang et al. 2021 | -2.23 ± 2.02 | ||
| 2016-03-09 | Wang et al. 2021 | 1.71 ± 1.08 | ||
| 2016-02-28 | Wang et al. 2021 | 2.11 ± 2.88 | ||
| 2012-03-10 | Boisse et al. 2013 | 0.56 ± 0.46 | ||