| The Star | |||||
|---|---|---|---|---|---|
| Simbad GAIA 2MASS |
WASP-181 DR2 2512413932376364288 J01471037+0307587 |
||||
| RA | 01:47:10.3796 | DEC | +03:07:58.897 | ||
| Parallax 2.257 mas |
P.M. RA -5.343 mas/y |
P.M. DEC -21.97 mas/y |
|||
| MagV 12.91 |
MagR 12.81 |
MagI 14.432 |
MagJ 11.785 |
MagH 11.522 |
MagK 11.443 |
| MagG 12.783 |
MagGBP 13.116 |
MagGRP 12.302 |
|||
| *Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified 
|
|||||
|---|---|---|---|---|---|
| Kokori et al. 2022 | |||||
| Mid-time 2458741.95975 ± 0.00012 BJDTDB |
|||||
| Period 4.51949982 ± 6e-07 days |
|||||
| Transit Parameters | |||||
| Turner et al. 2019 | |||||
| Rp/Rs 0.1261 ± 0.0015 |
a/Rs 12.09 +0.54 -0.54 |
i 88.38 +0.76 -0.59 deg |
|||
| e - |
ω - deg |
||||
| DepthR* 20.62 mmag |
Duration* 3.07 hours |
||||
|
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
|||||
| Limb Darkening Parameters | |||||
| Turner et al. 2019 | |||||
| Teff 5839.0 +70.0 -70.0 K |
Log(g) 4.38 +0.08 -0.08 cm/s2 |
Fe/H 0.09 +0.04 -0.04 dex |
|||
| ExoClock Status | |||||
|---|---|---|---|---|---|
| Observing Priority | LOW | ||||
| Minimum aperture | 7.4" | ||||
| Total Observations (Recent) | 15 (3) | ||||
| O-C | 1.02 ± 0.71 minutes | ||||
| ExoClock Observations (Recent) | 7 (3) | ||||
| Space Observations (Recent) | 7 (0) | ||||
| ETD Observations (Recent) | 0 (0) | ||||
| Literature Mid-times (Recent) | 1 (0) | ||||
| Kepler Rp/Rs | - | ||||
| TESS Rp/Rs | 0.12358 ± 0.001 | ||||
ExoClock Observations |
||||
| Planet Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
|---|---|---|---|---|
| WASP-181b (LOW) 2024-11-30 | Bryan Martin Tiger Butte Observatory Remote | AG Optical IDK ZWO ASI 294 / Lum / 180.0 | 5.8 ± 2.59 | |
| WASP-181b (LOW) 2024-10-02 | Bryan Martin Tiger Butte Observatory Remote | AG Optical IDK ZWO ASI 294 / Lum / 180.0 | 3.06 ± 3.46 | |
| WASP-181b (LOW) 2023-12-09 | Yves Jongen Deep Sky Chile | Plane Wave CDK 17" Moravian 4G / Lum / 180.0 | -0.16 ± 0.85 | |
| WASP-181b (LOW) 2023-10-15 | Dim Stouraitis Galilaios | SCT SXVF-H9 Starlight-Xpress / R / 120.0 | -2.72 ± 3.17 | |
| WASP-181b (LOW) 2023-10-11 | Bryan Martin Tiger Butte Observatory Remote | AG Optical IDK ZWO ASI 294 / Lum / 180.0 | 5.63 ± 2.02 | |
| WASP-181b (LOW) 2021-11-27 | Robert Roth TURMX Observatory | CFF Telescopes 160mm APO ZWO ASI6200MM Pro / Lum / 90.0 | -1.03 ± 1.01 | |
| WASP-181b (LOW) 2021-11-18 | Robert Roth TURMX Observatory | Planewave CDK17 QHY600M / rpr / 120.0 | -1.03 ± 2.02 | |
Space Observations |
||||
| Planet Observation Date |
Mission | O-C minutes |
||
| WASP-181b (LOW) 2021-10-09 | TESS | 0.4 ± 1.44 | ||
| WASP-181b (LOW) 2021-10-04 | TESS | 0.75 ± 1.27 | ||
| WASP-181b (LOW) 2021-09-30 | TESS | 0.16 ± 1.21 | ||
| WASP-181b (LOW) 2021-09-21 | TESS | 0.3 ± 1.21 | ||
| WASP-181b (LOW) 2021-09-12 | TESS | -0.15 ± 1.32 | ||
| WASP-181b (LOW) 2021-09-07 | TESS | 1.06 ± 1.34 | ||
| WASP-181b (LOW) 2021-08-25 | TESS | -0.18 ± 1.58 | ||
Literature Mid-times |
||||
| Planet Observation Date |
Reference | O-C minutes |
||
| 2016-12-25 | Turner et al. 2019 | -0.01 ± 0.5 | ||