exoclock

WASP-22b (LOW)

Discovered by: Maxted et al. 2010

The Star
Simbad
GAIA
2MASS
WASP-22
DR2 5086537022856406272
J03311633-2349109
RA 03:31:16.3269 DEC -23:49:10.841
Parallax
3.12 mas
P.M. RA
1.771 mas/y
P.M. DEC
-26.516 mas/y
MagV
11.99
MagR
11.41
MagI*
11.34
MagJ
10.634
MagH
10.392
MagK
10.318
MagG
11.582
MagGBP
11.894
MagGRP
11.14
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2456850.43601 ± 0.00015 BJDTDB
Period
3.53272912 ± 4.5e-07 days

Transit Parameters
Southworth et al. 2016
Rp/Rs
0.0978 ± 0.0012
a/Rs
8.38 +0.19 -0.19
i
88.6 +1.0 -1.0 deg
e
-
ω
- deg
DepthR*
12.55 mmag
Duration*
3.48 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Maxted et al. 2010
Teff
6000.0 +100.0 -100.0 K
Log(g)
4.37 +0.02 -0.02 cm/s2
Fe/H
-0.05 +0.08 -0.08 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 5.0"
Total Observations (Recent) 21 (5)
O-C -0.11 ± 0.46 minutes
ExoClock Observations (Recent) 8 (5)
Space Observations (Recent) 5 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 8 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.0985 ± 0.00066

WASP-22b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
WASP-22b (LOW)
2023-01-04
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-1.22 ± 1.44
WASP-22b (LOW)
2022-11-26
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
4.67 ± 1.31
WASP-22b (LOW)
2022-11-26
Anaël Wünsche
El Sauce Observatory
CDK Planewave Chili
Moravian G4 16k / Lum / 120.0
-1.48 ± 1.58
WASP-22b (LOW)
2022-11-19
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-0.52 ± 1.07
WASP-22b (LOW)
2022-11-19
Anaël Wünsche
El Sauce Observatory
CDK Planewave Chili
Moravian G4 16k / Lum / 120.0
-1.68 ± 1.58
WASP-22b (LOW)
2021-11-06
Anaël Wünsche
El Sauce Observatory
CDK Planewave Chili
Moravian G4 16k / R / 120.0
0.07 ± 0.86
WASP-22b (LOW)
2021-09-21
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-1.69 ± 1.3
WASP-22b (LOW)
2020-10-17
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
1.76 ± 2.02

Space Observations

Planet
Observation Date
Mission O-C
minutes
WASP-22b (LOW)
2018-11-10
TESS0.27 ± 0.96
WASP-22b (LOW)
2018-11-07
TESS-0.99 ± 0.86
WASP-22b (LOW)
2018-11-03
TESS-1.06 ± 0.86
WASP-22b (LOW)
2018-10-23
TESS-0.63 ± 0.95
WASP-22b (LOW)
2018-10-20
TESS-0.28 ± 0.94

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2015-09-05 Southworth et al. 2016 0.38 ± 0.32
2013-09-25 Southworth et al. 2016 0.03 ± 0.42
2012-09-19 Southworth et al. 2016 0.41 ± 0.32
2011-12-01 Southworth et al. 2016 1.65 ± 1.17
2010-12-02 Southworth et al. 2016 -0.63 ± 0.76
2010-12-02 Southworth et al. 2016 -1.08 ± 0.55
2010-11-18 Southworth et al. 2016 1.98 ± 0.85
2007-11-04 Southworth et al. 2016 -3.18 ± 1.12
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