exoclock

WASP-133b

Discovered by: Maxted et al. 2016

The Star
Simbad
GAIA
2MASS		 WASP-133
DR2 6778662809294560896
J20581808-3547475
RA 20:58:18.0896 DEC -35:47:47.712
Parallax
1.762 mas		 P.M. RA
12.088 mas/y		 P.M. DEC
-8.249 mas/y
MagV
12.9		 MagR*
12.477		 MagI*
12.088		 MagJ
11.555		 MagH
11.238		 MagK
11.18
MagG
12.715		 MagGBP
13.111		 MagGRP
12.172
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2021
Mid-time
2457262.80855 ± 0.00019 BJDTDB
Period
2.1764231 ± 8e-07 days
Transit Parameters
Maxted et al. 2016
Rp/Rs
0.086 ± 0.0006		 a/Rs
5.16 +0.08 -0.15
 i
87.0 +1.0 -1.0 deg
e
-		 ω
- deg
DepthR*
9.73 mmag		 Duration*
3.42 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted to produce a duration that matches the observations.

Limb Darkening Parameters
Maxted et al. 2016
Teff
5700.0 +100.0 -100.0 K
 Log(g)
4.18 +0.02 -0.02 cm/s2
 Fe/H
0.29 +0.12 -0.12 dex
ExoClock Status
Observing Priority
ExoClock Observations (Recent)
Space Observations
Literature Mid-times
ETD Observations
O-C minutes 		MEDIUM
5 (1)

1

0.0±0.8

WASP-133b


ExoClock Observations

Observation
Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
2022-05-18 Yves Jongen
Deep Sky Chile		 Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		 -6.8 ± 2.2
2020-10-25 Yves Jongen
Deep Sky Chile		 Plane Wave CDK 17"
Moravian 4G / Clear / 120.0		 -2.1 ± 3.0 - Data available
2020-09-18 Phil Evans
El Sauce		 Planewave CDK14
SBIG STT 1603-3 / R / 120.0		 2.8 ± 1.4
2020-09-18 Yves Jongen
Deep Sky Chile		 Plane Wave CDK 17"
Moravian 4G / Clear / 120.0		 0.2 ± 1.3 - Data available
2020-09-07 Yves Jongen
Deep Sky Chile		 Plane Wave CDK 17"
Moravian 4G / R / 120.0		 0.4 ± 2.0 - Data available


Literature Mid-times

Observation
Date		 Mid-time Time format Reference O-C
minutes
2015-04-04 2457116.9874 ± 0.0002 HJD_UTC Maxted et al. 2016 -0.0 ± 0.3
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