| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
K2-19 DR2 3798833775141351552 J11395048+0036129 |
||||
| RA | 11:39:50.4804 | DEC | +00:36:12.877 | ||
| Parallax 3.423 mas |
P.M. RA -18.788 mas/y |
P.M. DEC 4.415 mas/y |
|||
| MagV 13.0 |
MagR 12.88 |
MagI* 12.149 |
MagJ 11.596 |
MagH 11.208 |
MagK 11.161 |
| MagG 12.815 |
MagGBP 13.234 |
MagGRP 12.25 |
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| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2025 | |||||
| Mid-time 2456888.7064 ± 0.0032 BJDTDB |
|||||
| Period 11.8978 ± 0.00032 days |
|||||
| Transit Parameters | |||||
| Mayo et al. 2018 | |||||
| Rp/Rs 0.04455 ± 0.00189 |
a/Rs 23.4 +1.9 -4.0 |
i 89.04 +0.68 -0.95 deg |
|||
| e - |
ω - deg |
||||
| DepthR* 2.56 mmag |
Duration* 3.76 hours |
||||
|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
|||||
| Limb Darkening Parameters | |||||
| Dai et al. 2016 | |||||
| Teff 5430.0 +60.0 -60.0 K |
Log(g) 4.63 +0.07 -0.07 cm/s2 |
Fe/H 0.1 +0.04 -0.04 dex |
|||
| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | HIGH - TTVs | ||||
| Minimum aperture | 36.31" | ||||
| Total Observations (Recent) | 4 (0) | ||||
| O-C | - | ||||
| ExoClock Observations (Recent) | 0 (0) | ||||
| Space Observations (Recent) | 2 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 2 (0) | ||||
| Kepler Rp/Rs | 0.04504 ± 0.0004 | ||||
| TESS Rp/Rs | - | ||||
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
|---|---|---|---|---|
| K2-19c (HIGH - TTVs) 2014-08-19 | K2 | 10.54 ± 1.34 | ||
| K2-19c (HIGH - TTVs) 2014-07-26 | K2 | -4.32 ± 0.86 | ||
Literature Mid-times |
||||
| Planet Observation Date |
Reference | O-C minutes |
||
| 2017-10-04 | Petigura et al. 2020 | -44.21 ± 8.5 | ||
| 2017-04-08 | Petigura et al. 2020 | 70.85 ± 10.66 | ||