| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
K2-115 DR2 650778499868023296 J08261282+1216550 |
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| RA | 08:26:12.8235 | DEC | +12:16:54.999 | ||
| Parallax 2.389 mas |
P.M. RA 15.565 mas/y |
P.M. DEC -21.666 mas/y |
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| MagV 13.362 |
MagR* 12.972 |
MagI* 12.614 |
MagJ 12.108 |
MagH 11.76 |
MagK 11.724 |
| MagG 13.2 |
MagGBP 13.556 |
MagGRP 12.689 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2022 | |||||
| Mid-time 2457522.07056 ± 0.00026 BJDTDB |
|||||
| Period 20.2729861 ± 7e-06 days |
|||||
| Transit Parameters | |||||
| Shporer et al. 2017 | |||||
| Rp/Rs 0.1254 ± 0.0011 |
a/Rs** 32.4 +0.7 -0.4 |
i 88.82 +0.15 -0.15 deg |
|||
| e 0.14 +0.07 -0.07 |
ω 104.0 +41.0 -52.0 deg |
||||
| DepthR* 19.14 mmag |
Duration* 4.03 hours |
||||
|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
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| Limb Darkening Parameters | |||||
| Shporer et al. 2017 | |||||
| Teff 5560.0 +56.0 -58.0 K |
Log(g) 4.46 +0.06 -0.04 cm/s2 |
Fe/H -0.22 +0.04 -0.04 dex |
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| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | MEDIUM | ||||
| Minimum aperture | 7.82" | ||||
| Total Observations (Recent) | 13 (2) | ||||
| O-C | 1.08 ± 0.63 minutes | ||||
| ExoClock Observations (Recent) | 6 (2) | ||||
| Space Observations (Recent) | 7 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 0 (0) | ||||
| Kepler Rp/Rs | 0.12775 ± 0.00053 | ||||
| TESS Rp/Rs | 0.1241 ± 0.0015 | ||||
ExoClock Observations |
||||
| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| K2-115b (MEDIUM) 2023-02-19 | Kevin Johnson Holbrook Observatory | Meade LX50 10" Atik 383L+ / Clear / 150.0 | 0.34 ± 3.02 | |
| K2-115b (MEDIUM) 2023-02-19 | Javier Flores MartÃn CAHA | GSO40 zwo 1600mm pro / Lum / 30.0 | -5.28 ± 1.07 | |
| K2-115b (MEDIUM) 2022-02-19 | Yves Jongen Rasteau Observatory | Plane Wave CDK 17" FLI Kepler CMOS 4040 / Lum / 180.0 | 7.61 ± 1.15 | |
| K2-115b (MEDIUM) 2022-02-19 | Dominique DANIEL La Montjoie | Celestron CGX C8 XLT Camera CMOS ZWO ASI294MC pro (color) / Clear / 240.0 | 7.04 ± 5.76 | |
| K2-115b (MEDIUM) 2022-02-19 | Robert Roth TURMX Observatory | CFF Telescopes 160mm APO ZWO ASI6200MM Pro / Lum / 120.0 | 3.15 ± 1.87 | |
| K2-115b (MEDIUM) 2020-01-31 | Yves Jongen Rasteau Observatory | Plane Wave CDK 17" SBIG STXL 11002 / Clear / 120.0 | -2.49 ± 1.87 | |
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
| K2-115b (MEDIUM) 2021-12-21 | TESS | 2.66 ± 2.45 | ||
| K2-115b (MEDIUM) 2021-11-30 | TESS | -2.69 ± 2.45 | ||
| K2-115b (MEDIUM) 2021-11-10 | TESS | 3.19 ± 2.74 | ||
| K2-115b (MEDIUM) 2021-01-30 | TESS | 3.2 ± 2.59 | ||
| K2-115b (MEDIUM) 2019-01-31 | TESS | -1.7 ± 2.16 | ||
| K2-115b (MEDIUM) 2019-01-11 | TESS | -1.14 ± 2.3 | ||
| K2-115b (MEDIUM) 2015-06-03 | K2 | 0.09 ± 0.42 | ||