exoclock
The Star
Simbad
GAIA
2MASS
CD-46 1323
DR2 4837286842167819776
J04102785-4553535
RA 04:10:27.8559 DEC -45:53:53.575
Parallax
2.595 mas
P.M. RA
2.379 mas/y
P.M. DEC
-6.511 mas/y
MagV
10.96
MagR*
10.721
MagI*
10.442
MagJ
10.148
MagH
9.982
MagK
9.877
MagG
10.899
MagGBP
11.135
MagGRP
10.536
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2458541.73453 ± 0.0002 BJDTDB
Period
3.6112671 ± 8.9e-07 days

Transit Parameters
Turner et al. 2016
Rp/Rs
0.0809 ± 0.001
a/Rs
5.9 +0.3 -0.3
i
82.5 +0.8 -0.8 deg
e
0.057 +0.022 -0.018
ω
333.0 +48.0 -28.0 deg
DepthR*
6.93 mmag
Duration*
3.59 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Turner et al. 2016
Teff
6450.0 +120.0 -120.0 K
Log(g)
4.04 +0.05 -0.05 cm/s2
Fe/H
-0.05 +0.07 -0.07 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 7.23"
Total Observations (Recent) 30 (1)
O-C 0.68 ± 1.53 minutes
ExoClock Observations (Recent) 5 (1)
Space Observations (Recent) 24 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.07786 ± 0.00035

WASP-120b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
WASP-120b (MEDIUM)
2025-12-31
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 90.0
-0.24 ± 2.59
WASP-120b (MEDIUM)
2024-12-24
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 60.0
-0.22 ± 3.02
WASP-120b (MEDIUM)
2024-10-31
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
2.09 ± 2.45
WASP-120b (MEDIUM)
2023-11-12
Jean-Pascal Vignes
Deep Sky Chile
PlaneWave CDK 17"
QHYCCD 600 M / Lum / 45.0
-3.27 ± 6.48
WASP-120b (MEDIUM)
2021-11-09
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
1.95 ± 2.16

Space Observations

Planet
Observation Date
Mission O-C
minutes
WASP-120b (MEDIUM)
2020-11-12
TESS-2.07 ± 1.58
WASP-120b (MEDIUM)
2020-11-09
TESS0.91 ± 1.73
WASP-120b (MEDIUM)
2020-11-05
TESS-1.16 ± 1.44
WASP-120b (MEDIUM)
2020-11-02
TESS1.1 ± 1.44
WASP-120b (MEDIUM)
2020-10-29
TESS2.49 ± 1.58
WASP-120b (MEDIUM)
2020-10-25
TESS-0.29 ± 1.58
WASP-120b (MEDIUM)
2020-10-22
TESS1.82 ± 1.58
WASP-120b (MEDIUM)
2020-10-18
TESS0.77 ± 1.58
WASP-120b (MEDIUM)
2020-10-15
TESS-2.39 ± 1.44
WASP-120b (MEDIUM)
2020-10-11
TESS-0.34 ± 1.58
WASP-120b (MEDIUM)
2020-10-07
TESS0.62 ± 1.73
WASP-120b (MEDIUM)
2020-10-04
TESS0.72 ± 1.58
WASP-120b (MEDIUM)
2020-09-30
TESS0.17 ± 1.43
WASP-120b (MEDIUM)
2020-09-27
TESS-0.24 ± 1.73
WASP-120b (MEDIUM)
2018-12-09
TESS-0.22 ± 1.58
WASP-120b (MEDIUM)
2018-12-02
TESS2.13 ± 1.73
WASP-120b (MEDIUM)
2018-11-25
TESS0.02 ± 1.73
WASP-120b (MEDIUM)
2018-11-21
TESS-0.75 ± 1.58
WASP-120b (MEDIUM)
2018-11-18
TESS-1.66 ± 1.44
WASP-120b (MEDIUM)
2018-11-10
TESS-1.75 ± 1.58
WASP-120b (MEDIUM)
2018-11-07
TESS-0.56 ± 1.44
WASP-120b (MEDIUM)
2018-11-03
TESS-1.99 ± 1.58
WASP-120b (MEDIUM)
2018-10-23
TESS0.75 ± 1.44
WASP-120b (MEDIUM)
2018-10-20
TESS1.71 ± 1.58

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2014-05-01 Turner et al. 2016 0.22 ± 0.73
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