| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
K2-267 DR2 3393939026234131584 J05154075+1616435 |
||||
| RA | 05:15:40.7537 | DEC | +16:16:43.518 | ||
| Parallax 2.664 mas |
P.M. RA 2.717 mas/y |
P.M. DEC -12.983 mas/y |
|||
| MagV 11.24 |
MagR* 11.034 |
MagI* 10.528 |
MagJ 10.199 |
MagH 9.967 |
MagK 9.893 |
| MagG 11.255 |
MagGBP 11.597 |
MagGRP 10.772 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2022 | |||||
| Mid-time 2458439.87506 ± 0.00025 BJDTDB |
|||||
| Period 6.1802679 ± 2e-06 days |
|||||
| Transit Parameters | |||||
| Yu et al. 2018 | |||||
| Rp/Rs 0.068 ± 0.003 |
a/Rs 9.8 +0.17 -0.17 |
i 86.21 +0.17 -0.17 deg |
|||
| e - |
ω - deg |
||||
| DepthR* 5.39 mmag |
Duration* 4.1 hours |
||||
|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
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| Limb Darkening Parameters | |||||
| Yu et al. 2018 | |||||
| Teff 6202.0 +52.0 -50.0 K |
Log(g) 4.16 +0.02 -0.02 cm/s2 |
Fe/H 0.14 +0.08 -0.09 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | MEDIUM | ||||
| Minimum aperture | 9.8" | ||||
| Total Observations (Recent) | 21 (1) | ||||
| O-C | -0.49 ± 1.79 minutes | ||||
| ExoClock Observations (Recent) | 6 (1) | ||||
| Space Observations (Recent) | 15 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 0 (0) | ||||
| Kepler Rp/Rs | 0.07294 ± 0.00028 | ||||
| TESS Rp/Rs | 0.07173 ± 0.00055 | ||||
ExoClock Observations |
||||
| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| EPIC246851721b (MEDIUM) 2023-11-20 | Yen-Hsing Lin NTHU TAT | GSO RC10 Apogee AltaF-6: KAF1001E / Clear / 30.0 | -1.24 ± 2.88 | |
| EPIC246851721b (MEDIUM) 2023-01-21 | Martin Crow Burnham Observatory | Celestron C9.25 SX694 mono / R / 100.0 | -0.19 ± 4.03 | |
| EPIC246851721b (MEDIUM) 2023-01-21 | Adrian Jones Private Observatory (I64) | Meade ACF 30cm QSI 583 / R / 60.0 | -2.06 ± 3.6 | |
| EPIC246851721b (MEDIUM) 2022-11-21 | Martin Crow Burnham Observatory | Celestron C9.25 SX694 mono / R / 100.0 | 3.09 ± 4.32 | |
| EPIC246851721b (MEDIUM) 2021-11-27 | Taewoo Kim Deokheung Optical Astronomy Observatory | NYSC 1m Telescope FLI PL-16803 or PI SOPHIA-2048B / R / 60.0 | 1.56 ± 1.3 | |
| EPIC246851721b (MEDIUM) 2021-10-27 | Taewoo Kim Deokheung Optical Astronomy Observatory | NYSC 1m Telescope FLI PL-16803 or PI SOPHIA-2048B / R / 90.0 | -0.54 ± 1.15 | |
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
| EPIC246851721b (MEDIUM) 2021-11-02 | TESS | 0.23 ± 1.73 | ||
| EPIC246851721b (MEDIUM) 2021-10-21 | TESS | 3.3 ± 2.3 | ||
| EPIC246851721b (MEDIUM) 2021-10-15 | TESS | -4.52 ± 1.87 | ||
| EPIC246851721b (MEDIUM) 2021-10-09 | TESS | -0.39 ± 1.87 | ||
| EPIC246851721b (MEDIUM) 2021-10-03 | TESS | 1.44 ± 1.58 | ||
| EPIC246851721b (MEDIUM) 2021-09-26 | TESS | -0.19 ± 1.73 | ||
| EPIC246851721b (MEDIUM) 2021-09-20 | TESS | -2.11 ± 1.58 | ||
| EPIC246851721b (MEDIUM) 2020-12-10 | TESS | 3.54 ± 1.87 | ||
| EPIC246851721b (MEDIUM) 2020-12-04 | TESS | -0.25 ± 2.3 | ||
| EPIC246851721b (MEDIUM) 2020-11-28 | TESS | -1.31 ± 2.02 | ||
| EPIC246851721b (MEDIUM) 2020-11-21 | TESS | 0.23 ± 1.87 | ||
| EPIC246851721b (MEDIUM) 2017-05-10 | K2 | -2.32 ± 1.01 | ||
| EPIC246851721b (MEDIUM) 2017-04-21 | K2 | 0.65 ± 0.69 | ||
| EPIC246851721b (MEDIUM) 2017-04-09 | K2 | 1.25 ± 0.65 | ||
| EPIC246851721b (MEDIUM) 2017-03-15 | K2 | -0.95 ± 0.65 | ||