| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
TOI-4087 DR2 1725490333641502976 J14314234+8322215 |
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| RA | 14:31:42.3348 | DEC | +83:22:21.579 | ||
| Parallax 3.286 mas |
P.M. RA -16.728 mas/y |
P.M. DEC 10.376 mas/y |
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| MagV 11.741 |
MagR 11.761 |
MagI* 11.067 |
MagJ 10.754 |
MagH 10.493 |
MagK 10.436 |
| MagG 11.706 |
MagGBP 12.029 |
MagGRP 11.248 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Not verified 
|
|||||
|---|---|---|---|---|---|
| Yee et al. 2023 | |||||
| Mid-time 2459244.566414 ± 9.3e-05 BJDTDB |
|||||
| Period 3.1774835 ± 9.4e-07 days |
|||||
| Transit Parameters | |||||
| Yee et al. 2023 | |||||
| Rp/Rs 0.10754068997360952 ± 0.0004602908909376284 |
a/Rs 8.63 +0.14 -0.14 |
i 87.82 +0.37 -0.33 deg |
|||
| e - |
ω - deg |
||||
| DepthR* 14.91 mmag |
Duration* 2.98 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 6060.0 +74.0 -67.0 K |
Log(g) 4.42 +0.01 -0.02 cm/s2 |
Fe/H 0.237 +0.079 -0.079 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | HIGH | ||||
| Minimum aperture | 5.32" | ||||
| Total Observations (Recent) | 2 (1) | ||||
| O-C | -2.32 ± 1.09 minutes | ||||
| ExoClock Observations (Recent) | 2 (1) | ||||
| Space Observations (Recent) | 0 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 0 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | - | ||||
ExoClock Observations |
||||
| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| TOI-4087b (HIGH) 2023-11-12 | Adam Popowicz Otivar dome2 | Newton 12" ASA ASI ZWO 1600MM / R / 77.0 | -7.25 ± 2.3 | |
| TOI-4087b (HIGH) 2022-03-19 | Manfred Raetz privat observatory Herges-Hallenberg | SCT 280 /1790 (Celestron C11 with reducer) Moravian Instruments G2-1600 / Clear / 120.0 | -0.89 ± 1.24 | |