| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
TOI-3819 DR2 876608292608416512 J08072719+2923194 |
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| RA | 08:07:27.1889 | DEC | +29:23:19.472 | ||
| Parallax 1.763 mas |
P.M. RA -6.039 mas/y |
P.M. DEC -22.792 mas/y |
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| MagV 12.516 |
MagR 12.441 |
MagI* 11.809 |
MagJ 11.398 |
MagH 11.143 |
MagK 11.077 |
| MagG 12.413 |
MagGBP 12.752 |
MagGRP 11.932 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2025 | |||||
| Mid-time 2459791.48793 ± 0.0005 BJDTDB |
|||||
| Period 3.2443088 ± 4.6e-06 days |
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| Transit Parameters | |||||
| Yee et al. 2023 | |||||
| Rp/Rs 0.07829431652425353 ± 0.000830200746178871 |
a/Rs 6.43 +0.17 -0.17 |
i 82.79 +0.3 -0.31 deg |
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| e - |
ω - deg |
||||
| DepthR* 6.35 mmag |
Duration* 2.78 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 | |||||
| Yee et al. 2023 | |||||
| Teff 5859.0 +72.0 -71.0 K |
Log(g) 4.16 +0.03 -0.03 cm/s2 |
Fe/H 0.273 +0.084 -0.082 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | MEDIUM | ||||
| Minimum aperture | 13.43" | ||||
| Total Observations (Recent) | 54 (3) | ||||
| O-C | -0.16 ± 1.26 minutes | ||||
| ExoClock Observations (Recent) | 13 (3) | ||||
| Space Observations (Recent) | 41 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 0 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | 0.078 ± 0.00073 | ||||
ExoClock Observations |
||||
| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| TOI-3819b (MEDIUM) 2026-02-20 | Arushi Nath Arushi Nath | 12" Ritchey- Chretien Pro ASI 2600 Mono Camera / R / 180.0 | -2.39 ± 4.18 | |
| TOI-3819b (MEDIUM) 2025-11-22 | Michael Nezel Celle Observatory | CDK 14 QHY 268M / I / 120.0 | 1.13 ± 4.03 | |
| TOI-3819b (MEDIUM) 2025-11-22 | Manfred Raetz privat observatory Herges-Hallenberg | SCT 280/1850 (C11 with Starizona reducer) Moravian Instruments G2-1600 / AstrodonExoPlanet-BB / 120.0 | -0.88 ± 2.02 | |
| TOI-3819b (MEDIUM) 2025-02-16 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 120.0 | -2.67 ± 3.74 | |
| TOI-3819b (MEDIUM) 2025-01-17 | Matthieu Bachschmidt Gonachon | Celestron C11 SBIG ST8XME / AstrodonExoPlanet-BB / 120.0 | 6.08 ± 2.59 | |
| TOI-3819b (MEDIUM) 2024-03-05 | Marc Serrau A77 - Dauban | Meade SC 12" QHY260MM / rpr / 300.0 | -12.84 ± 4.9 | |
| TOI-3819b (MEDIUM) 2024-02-09 | Giovanni Calapai Home Astronomical Observatory | Celestron 11 Schmidt-Cassegrain Atik 314L+ / Clear / 80.0 | -10.29 ± 7.92 | |
| TOI-3819b (MEDIUM) 2023-12-19 | Miguel Ángel Álava Amat Sarriguren | Meade SC 8" Asi 1600 MM / Lum / 240.0 | 5.76 ± 3.89 | |
| TOI-3819b (MEDIUM) 2023-12-19 | Gustavo Muler Obs. Nazaret J47 | lx 200 ST8 XME AO8 / R / 120.0 | 0.72 ± 1.73 | |
| TOI-3819b (MEDIUM) 2023-12-19 | Adam Popowicz Otivar dome2 | Newton 12" ASA ASI ZWO 1600MM / R / 127.0 | -0.58 ± 3.89 | |
| TOI-3819b (MEDIUM) 2023-12-19 | Yves Jongen Rasteau Observatory | Plane Wave CDK 17" SBIG STXL 11002 / Lum / 180.0 | -3.03 ± 3.6 | |
| TOI-3819b (MEDIUM) 2023-11-19 | Vikrant Kumar Agnihotri Cepheid Observatory India | C11/f5.5 Schmidt-Cassegrain Atik383L+ mono / Clear / 120.0 | -2.48 ± 6.62 | |
| TOI-3819b (MEDIUM) 2023-11-13 | Bryan Martin Tiger Butte Observatory Remote | AG Optical IDK ZWO ASI 294 / Lum / 180.0 | 18.86 ± 4.03 | |
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
| TOI-3819b (MEDIUM) 2023-12-06 | TESS | -0.39 ± 4.03 | ||
| TOI-3819b (MEDIUM) 2023-12-02 | TESS | 6.68 ± 6.19 | ||
| TOI-3819b (MEDIUM) 2023-11-29 | TESS | -0.94 ± 3.6 | ||
| TOI-3819b (MEDIUM) 2023-11-23 | TESS | -0.77 ± 3.31 | ||
| TOI-3819b (MEDIUM) 2023-11-19 | TESS | -2.05 ± 3.46 | ||
| TOI-3819b (MEDIUM) 2023-11-16 | TESS | -2.33 ± 4.9 | ||
| TOI-3819b (MEDIUM) 2023-11-10 | TESS | -3.6 ± 3.46 | ||
| TOI-3819b (MEDIUM) 2023-11-06 | TESS | -3.01 ± 3.17 | ||
| TOI-3819b (MEDIUM) 2023-11-03 | TESS | 1.61 ± 2.88 | ||
| TOI-3819b (MEDIUM) 2023-10-28 | TESS | -1.39 ± 3.46 | ||
| TOI-3819b (MEDIUM) 2023-10-24 | TESS | -3.1 ± 2.45 | ||
| TOI-3819b (MEDIUM) 2023-10-21 | TESS | 1.52 ± 3.74 | ||
| TOI-3819b (MEDIUM) 2023-10-18 | TESS | 1.68 ± 4.46 | ||
| TOI-3819b (MEDIUM) 2022-01-27 | TESS | 10.04 ± 3.31 | ||
| TOI-3819b (MEDIUM) 2022-01-23 | TESS | 1.41 ± 3.02 | ||
| TOI-3819b (MEDIUM) 2022-01-20 | TESS | -2.18 ± 3.46 | ||
| TOI-3819b (MEDIUM) 2022-01-17 | TESS | -2.16 ± 4.03 | ||
| TOI-3819b (MEDIUM) 2022-01-10 | TESS | -3.15 ± 4.32 | ||
| TOI-3819b (MEDIUM) 2022-01-07 | TESS | -1.55 ± 4.75 | ||
| TOI-3819b (MEDIUM) 2022-01-04 | TESS | 3.5 ± 2.88 | ||
| TOI-3819b (MEDIUM) 2022-01-01 | TESS | -2.68 ± 3.89 | ||
| TOI-3819b (MEDIUM) 2021-12-28 | TESS | -5.11 ± 3.02 | ||
| TOI-3819b (MEDIUM) 2021-12-25 | TESS | -2.51 ± 2.59 | ||
| TOI-3819b (MEDIUM) 2021-12-22 | TESS | 1.68 ± 3.02 | ||
| TOI-3819b (MEDIUM) 2021-12-19 | TESS | 1.7 ± 3.89 | ||
| TOI-3819b (MEDIUM) 2021-12-15 | TESS | 0.27 ± 2.88 | ||
| TOI-3819b (MEDIUM) 2021-12-12 | TESS | -1.88 ± 3.74 | ||
| TOI-3819b (MEDIUM) 2021-12-09 | TESS | 2.45 ± 3.17 | ||
| TOI-3819b (MEDIUM) 2021-12-06 | TESS | -4.16 ± 3.31 | ||
| TOI-3819b (MEDIUM) 2021-11-29 | TESS | -0.39 ± 3.02 | ||
| TOI-3819b (MEDIUM) 2021-11-26 | TESS | 27.7 ± 5.9 | ||
| TOI-3819b (MEDIUM) 2021-11-23 | TESS | -2.52 ± 3.02 | ||
| TOI-3819b (MEDIUM) 2021-11-16 | TESS | -0.34 ± 3.89 | ||
| TOI-3819b (MEDIUM) 2021-11-13 | TESS | -0.61 ± 3.46 | ||
| TOI-3819b (MEDIUM) 2021-11-10 | TESS | 5.02 ± 4.75 | ||
| TOI-3819b (MEDIUM) 2021-11-03 | TESS | -2.45 ± 4.9 | ||
| TOI-3819b (MEDIUM) 2021-10-31 | TESS | -0.99 ± 3.17 | ||
| TOI-3819b (MEDIUM) 2021-10-28 | TESS | -3.43 ± 3.31 | ||
| TOI-3819b (MEDIUM) 2021-10-21 | TESS | 2.5 ± 3.89 | ||
| TOI-3819b (MEDIUM) 2021-10-18 | TESS | -0.94 ± 2.74 | ||
| TOI-3819b (MEDIUM) 2021-10-15 | TESS | -0.5 ± 3.02 | ||