| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
TYC 4617-138-1 DR2 570653411060484480 J04440676+8421511 |
||||
| RA | 04:44:06.8691 | DEC | +84:21:51.118 | ||
| Parallax 3.344 mas |
P.M. RA -10.783 mas/y |
P.M. DEC 15.218 mas/y |
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| MagV 11.07 |
MagR* 10.835 |
MagI* 10.457 |
MagJ 10.154 |
MagH 9.864 |
MagK 9.85 |
| MagG 11.036 |
MagGBP 11.324 |
MagGRP 10.613 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Not verified 
|
|||||
|---|---|---|---|---|---|
| Rodriguez et al. 2023 | |||||
| Mid-time 2459148.60166 ± 0.0011 BJDTDB |
|||||
| Period 3.8240801 ± 2.5e-06 days |
|||||
| Transit Parameters | |||||
| Rodriguez et al. 2023 | |||||
| Rp/Rs 0.10693 ± 0.00095 |
a/Rs 7.91 +0.33 -0.37 |
i 83.37 +0.55 -0.75 deg |
|||
| e 0.117 +0.1 -0.079 |
ω 31.0 +98.0 -36.0 deg |
||||
| DepthR* 11.3 mmag |
Duration* 2.47 hours |
||||
|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
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| Limb Darkening Parameters | |||||
| Rodriguez et al. 2023 | |||||
| Teff 6280.0 +160.0 -160.0 K |
Log(g) 4.24 +0.04 -0.05 cm/s2 |
Fe/H 0.011 +0.071 -0.059 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | LOW | ||||
| Minimum aperture | 5.0" | ||||
| Total Observations (Recent) | 4 (4) | ||||
| O-C | -1.49 ± 1.16 minutes | ||||
| ExoClock Observations (Recent) | 4 (4) | ||||
| 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-2154b (LOW) 2023-11-20 | Yen-Hsing Lin NTHU Observatory | Showa 10 cm ASI183MC / Lum / 120.0 | -2.78 ± 4.75 | |
| TOI-2154b (LOW) 2023-11-12 | Joan Josep Isach Cogollos Centro Astronómico Alto Turia (CAAT). MPC J57 | Skywatcher ZWO ASI 1600 MM / R / 120.0 | -3.41 ± 6.19 | |
| TOI-2154b (LOW) 2023-11-01 | Bryan Martin Tiger Butte Observatory Remote | AG Optical IDK ZWO ASI 294 / R / 120.0 | -5.08 ± 4.18 | |
| TOI-2154b (LOW) 2023-10-20 | Robert Roth TURMX Observatory | Planewave CDK17 Moravian C1x 61000 Pro / rpr / 120.0 | -0.98 ± 1.27 | |