exoclock

WASP-129b (MEDIUM)

Discovered by: Maxted et al. 2016

The Star
Simbad
GAIA
2MASS		 WASP-129
DR2 5380888758195682944
J11451175-4203501
RA 11:45:11.7561 DEC -42:03:50.222
Parallax
3.289 mas		 P.M. RA
11.67 mas/y		 P.M. DEC
-1.593 mas/y
MagV
12.18		 MagR*
11.59		 MagI*
11.46		 MagJ
10.725		 MagH
10.471		 MagK
10.412
MagG
11.813		 MagGBP
12.156		 MagGRP
11.321
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2458642.66427 ± 0.00017 BJDTDB
Period
5.74813584 ± 7.7e-07 days
Transit Parameters
Maxted et al. 2016
Rp/Rs
0.1068 ± 0.0005		 a/Rs
15.2 +0.4 -0.4
 i
87.7 +0.2 -0.2 deg
e
-		 ω
- deg
DepthR*
13.59 mmag		 Duration*
2.67 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Maxted et al. 2016
Teff
5900.0 +100.0 -100.0 K
 Log(g)
4.53 +0.02 -0.02 cm/s2
 Fe/H
0.15 +0.09 -0.09 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 5.07"
Total Observations (Recent) 27 (3)
O-C -2.44 ± 0.42 minutes
ExoClock Observations (Recent) 12 (3)
Space Observations (Recent) 14 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.1068 ± 0.00053

WASP-129b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
WASP-129b (MEDIUM)
2025-03-06		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 60.0		-3.47 ± 0.52
WASP-129b (MEDIUM)
2025-01-19		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 90.0		0.25 ± 0.88
WASP-129b (MEDIUM)
2025-01-19		Francois Regembal
HRT Deep Sky Chile		Astrosib RC360
Moravian C3 PRO 61000 / Lum / 130.0		-4.85 ± 1.73
WASP-129b (MEDIUM)
2024-05-17		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		-0.03 ± 1.44
WASP-129b (MEDIUM)
2023-04-22		Magdalena Szkudlarek
Deep Sky Chile - ROTUZ		PlaneWave CDK 20
QHY268M pro / R / 36.0		1.46 ± 0.65
WASP-129b (MEDIUM)
2022-07-03		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 180.0		-1.52 ± 1.58
WASP-129b (MEDIUM)
2022-04-25		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-2.63 ± 1.44
WASP-129b (MEDIUM)
2022-04-25		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 120.0		-2.91 ± 1.05
WASP-129b (MEDIUM)
2022-03-10		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.07 ± 0.86
WASP-129b (MEDIUM)
2022-03-04		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		1.86 ± 1.3
WASP-129b (MEDIUM)
2022-02-15		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		8.21 ± 2.02
WASP-129b (MEDIUM)
2020-02-10		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		0.99 ± 1.58

Space Observations
Planet
Observation Date		 Mission O-C
minutes
WASP-129b (MEDIUM)
2023-04-22		TESS-0.15 ± 0.91
WASP-129b (MEDIUM)
2023-04-16		TESS0.21 ± 1.07
WASP-129b (MEDIUM)
2023-04-10		TESS-0.6 ± 0.98
WASP-129b (MEDIUM)
2023-04-04		TESS-0.7 ± 1.05
WASP-129b (MEDIUM)
2023-03-30		TESS0.2 ± 1.21
WASP-129b (MEDIUM)
2023-03-18		TESS1.19 ± 1.09
WASP-129b (MEDIUM)
2023-03-12		TESS-0.63 ± 1.15
WASP-129b (MEDIUM)
2021-04-27		TESS-0.39 ± 0.89
WASP-129b (MEDIUM)
2021-04-22		TESS0.63 ± 0.84
WASP-129b (MEDIUM)
2021-04-10		TESS0.36 ± 1.02
WASP-129b (MEDIUM)
2021-04-04		TESS-1.65 ± 0.96
WASP-129b (MEDIUM)
2019-04-17		TESS0.05 ± 0.92
WASP-129b (MEDIUM)
2019-04-05		TESS-0.15 ± 0.94
WASP-129b (MEDIUM)
2019-03-31		TESS0.6 ± 1.02

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2015-01-04 Maxted et al. 2016 0.0 ± 0.29
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