| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
BD-19 4086 DR2 6253186686054822784 J15215519-2013539 |
||||
| RA | 15:21:55.1981 | DEC | -20:13:53.987 | ||
| Parallax 14.785 mas |
P.M. RA -19.871 mas/y |
P.M. DEC -31.188 mas/y |
|||
| MagV 10.88 |
MagR* 10.156 |
MagI* 9.838 |
MagJ 8.968 |
MagH 8.501 |
MagK 8.375 |
| MagG 10.419 |
MagGBP 10.955 |
MagGRP 9.76 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2025 | |||||
| Mid-time 2458127.40851 ± 0.00059 BJDTDB |
|||||
| Period 24.365428 ± 3.9e-05 days |
|||||
| Transit Parameters | |||||
| David et al. 2018 | |||||
| Rp/Rs 0.0325 ± 0.0008 |
a/Rs 44.2 +1.6 -1.8 |
i 89.35 +0.12 -0.11 deg |
|||
| e - |
ω - deg |
||||
| DepthR* 1.34 mmag |
Duration* 3.8 hours |
||||
|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
|||||
| Limb Darkening Parameters | |||||
| David et al. 2018 | |||||
| Teff 4950.0 +100.0 -100.0 K |
Log(g) 4.71 +0.1 -0.1 cm/s2 |
Fe/H 0.07 +0.06 -0.06 dex |
|||
| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | HIGH | ||||
| Minimum aperture | 32.57" | ||||
| Total Observations (Recent) | 3 (0) | ||||
| O-C | - | ||||
| ExoClock Observations (Recent) | 1 (0) | ||||
| Space Observations (Recent) | 2 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 0 (0) | ||||
| Kepler Rp/Rs | 0.03325 ± 0.00035 | ||||
| TESS Rp/Rs | - | ||||
ExoClock Observations |
||||
| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| K2-233d (HIGH) 2021-03-23 | Michael Zhang Las Cumbres Observatory - Cerro Tololo | Custom Sinistro / ipr / 30.0 | 0.35 ± 2.74 | |
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
| K2-233d (HIGH) 2017-10-03 | K2 | -8.06 ± 6.48 | ||
| K2-233d (HIGH) 2017-09-09 | K2 | 0.14 ± 0.88 | ||