exoclock

WASP-100b (LOW)

Discovered by: Hellier et al. 2014

The Star
Simbad
GAIA
2MASS		 CPD-64 356
DR2 4675352109658261376
J04355033-6401373
RA 04:35:50.3302 DEC -64:01:37.332
Parallax
2.715 mas		 P.M. RA
10.845 mas/y		 P.M. DEC
-0.499 mas/y
MagV
10.8		 MagR*
10.444		 MagI*
10.307		 MagJ
9.928		 MagH
9.715		 MagK
9.669
MagG
10.615		 MagGBP
10.84		 MagGRP
10.271
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2459155.915193 ± 4.5e-05 BJDTDB
Period
2.84938233 ± 2e-07 days
Transit Parameters
Hellier et al. 2014
Rp/Rs
0.087 ± 0.003		 a/Rs
4.97 +0.16 -0.16
 i
82.6 +2.6 -1.7 deg
e
-		 ω
- deg
DepthR*
8.82 mmag		 Duration*
3.9 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hellier et al. 2014
Teff
6900.0 +120.0 -120.0 K
 Log(g)
4.04 +0.11 -0.11 cm/s2
 Fe/H
-0.03 +0.1 -0.1 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 5.26"
Total Observations (Recent) 256 (4)
O-C -0.36 ± 1.19 minutes
ExoClock Observations (Recent) 11 (4)
Space Observations (Recent) 244 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.084081 ± 7.3e-05

WASP-100b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
WASP-100b (LOW)
2026-02-19		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 60.0		-6.33 ± 4.18
WASP-100b (LOW)
2026-01-10		Dawid Chudzik
DeepSkyChile - ROTUZ		PlanewWave CDK 20
QHY268M / R / 60.0		0.08 ± 1.87
WASP-100b (LOW)
2025-12-24		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 60.0		1.08 ± 2.16
WASP-100b (LOW)
2025-11-17		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 60.0		-0.98 ± 2.59
WASP-100b (LOW)
2023-11-07		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		1.05 ± 1.87
WASP-100b (LOW)
2023-10-01		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 60.0		-5.62 ± 2.16
WASP-100b (LOW)
2022-12-23		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 60.0		4.53 ± 1.44
WASP-100b (LOW)
2021-10-13		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 60.0		0.78 ± 4.32
WASP-100b (LOW)
2020-11-05		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 60.0		-3.56 ± 2.59
WASP-100b (LOW)
2020-10-19		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 60.0		2.62 ± 2.16
WASP-100b (LOW)
2020-09-29		Phil Evans
El Sauce		Planewave CDK14
SBIG STT 1603-3 / R / 90.0		4.46 ± 1.58

Space Observations
Planet
Observation Date		 Mission O-C
minutes
WASP-100b (LOW)
2023-09-16		TESS-1.96 ± 0.96
WASP-100b (LOW)
2023-09-11		TESS0.02 ± 1.01
WASP-100b (LOW)
2023-09-08		TESS-0.12 ± 0.89
WASP-100b (LOW)
2023-09-02		TESS1.43 ± 1.07
WASP-100b (LOW)
2023-08-30		TESS-0.74 ± 0.92
WASP-100b (LOW)
2023-08-28		TESS-2.01 ± 0.96
WASP-100b (LOW)
2023-08-22		TESS1.69 ± 0.99
WASP-100b (LOW)
2023-08-19		TESS0.39 ± 0.92
WASP-100b (LOW)
2023-08-16		TESS-0.94 ± 0.95
WASP-100b (LOW)
2023-08-13		TESS-0.44 ± 0.84
WASP-100b (LOW)
2023-08-08		TESS-0.79 ± 0.91
WASP-100b (LOW)
2023-08-02		TESS1.18 ± 0.99
WASP-100b (LOW)
2023-07-30		TESS-1.12 ± 0.86
WASP-100b (LOW)
2023-07-24		TESS0.94 ± 1.01
WASP-100b (LOW)
2023-07-21		TESS0.01 ± 1.14
WASP-100b (LOW)
2023-07-19		TESS0.56 ± 0.89
WASP-100b (LOW)
2023-07-16		TESS-1.05 ± 0.92
WASP-100b (LOW)
2023-07-10		TESS1.46 ± 0.94
WASP-100b (LOW)
2023-07-04		TESS-0.01 ± 0.91
WASP-100b (LOW)
2023-07-02		TESS-1.98 ± 0.99
WASP-100b (LOW)
2023-05-28		TESS1.47 ± 0.92
WASP-100b (LOW)
2023-05-23		TESS1.1 ± 0.95
WASP-100b (LOW)
2023-05-14		TESS-0.07 ± 1.02
WASP-100b (LOW)
2023-05-08		TESS-0.65 ± 0.88
WASP-100b (LOW)
2023-05-06		TESS0.66 ± 0.92
WASP-100b (LOW)
2023-05-03		TESS1.13 ± 1.04
WASP-100b (LOW)
2023-04-30		TESS0.83 ± 0.84
WASP-100b (LOW)
2023-04-27		TESS-0.88 ± 0.98
WASP-100b (LOW)
2023-04-24		TESS0.2 ± 0.85
WASP-100b (LOW)
2023-04-21		TESS0.25 ± 1.01
WASP-100b (LOW)
2023-04-18		TESS-0.21 ± 0.91
WASP-100b (LOW)
2023-04-16		TESS1.12 ± 0.96
WASP-100b (LOW)
2023-04-13		TESS-0.38 ± 0.96
WASP-100b (LOW)
2023-04-10		TESS0.56 ± 0.96
WASP-100b (LOW)
2023-04-07		TESS-0.46 ± 0.96
WASP-100b (LOW)
2023-04-04		TESS0.83 ± 1.15
WASP-100b (LOW)
2023-04-01		TESS-0.18 ± 0.94
WASP-100b (LOW)
2023-03-30		TESS0.06 ± 1.04
WASP-100b (LOW)
2023-03-27		TESS-0.37 ± 0.89
WASP-100b (LOW)
2023-03-24		TESS0.8 ± 1.11
WASP-100b (LOW)
2023-03-21		TESS-0.93 ± 0.99
WASP-100b (LOW)
2023-03-18		TESS0.03 ± 0.99
WASP-100b (LOW)
2023-03-15		TESS0.43 ± 1.05
WASP-100b (LOW)
2023-03-12		TESS-1.48 ± 0.95
WASP-100b (LOW)
2023-03-10		TESS-3.12 ± 1.08
WASP-100b (LOW)
2023-03-07		TESS1.13 ± 1.02
WASP-100b (LOW)
2023-03-01		TESS-0.38 ± 0.81
WASP-100b (LOW)
2023-02-23		TESS1.0 ± 0.91
WASP-100b (LOW)
2023-02-20		TESS0.78 ± 0.94
WASP-100b (LOW)
2023-02-18		TESS-0.72 ± 0.88
WASP-100b (LOW)
2023-02-15		TESS1.19 ± 0.98
WASP-100b (LOW)
2023-02-09		TESS-0.09 ± 0.89
WASP-100b (LOW)
2023-02-03		TESS-0.15 ± 0.89
WASP-100b (LOW)
2023-01-29		TESS0.07 ± 1.05
WASP-100b (LOW)
2023-01-26		TESS2.29 ± 0.88
WASP-100b (LOW)
2023-01-23		TESS-1.41 ± 1.04
WASP-100b (LOW)
2023-01-20		TESS0.32 ± 0.98
WASP-100b (LOW)
2021-06-21		TESS-0.06 ± 1.08
WASP-100b (LOW)
2021-06-18		TESS1.18 ± 0.88
WASP-100b (LOW)
2021-06-15		TESS-2.11 ± 0.99
WASP-100b (LOW)
2021-06-12		TESS0.84 ± 0.85
WASP-100b (LOW)
2021-06-06		TESS-0.81 ± 1.12
WASP-100b (LOW)
2021-06-04		TESS0.22 ± 0.89
WASP-100b (LOW)
2021-06-01		TESS0.02 ± 0.96
WASP-100b (LOW)
2021-05-29		TESS-0.28 ± 0.95
WASP-100b (LOW)
2021-05-23		TESS0.02 ± 0.95
WASP-100b (LOW)
2021-05-20		TESS1.26 ± 0.88
WASP-100b (LOW)
2021-05-18		TESS0.15 ± 0.82
WASP-100b (LOW)
2021-05-09		TESS-1.02 ± 0.98
WASP-100b (LOW)
2021-05-06		TESS0.68 ± 0.98
WASP-100b (LOW)
2021-05-03		TESS-1.53 ± 1.01
WASP-100b (LOW)
2021-04-25		TESS0.64 ± 1.02
WASP-100b (LOW)
2021-04-22		TESS-0.39 ± 0.94
WASP-100b (LOW)
2021-04-19		TESS0.43 ± 0.95
WASP-100b (LOW)
2021-04-13		TESS-1.77 ± 0.95
WASP-100b (LOW)
2021-04-10		TESS-0.13 ± 1.04
WASP-100b (LOW)
2021-04-08		TESS-1.17 ± 0.98
WASP-100b (LOW)
2021-04-05		TESS-0.29 ± 1.01
WASP-100b (LOW)
2021-03-30		TESS1.81 ± 0.96
WASP-100b (LOW)
2021-03-27		TESS-0.74 ± 0.95
WASP-100b (LOW)
2021-03-24		TESS-1.06 ± 0.99
WASP-100b (LOW)
2021-03-19		TESS0.81 ± 1.08
WASP-100b (LOW)
2021-03-16		TESS0.33 ± 0.96
WASP-100b (LOW)
2021-03-13		TESS0.11 ± 0.92
WASP-100b (LOW)
2021-03-10		TESS-0.63 ± 0.94
WASP-100b (LOW)
2021-03-04		TESS-0.21 ± 1.14
WASP-100b (LOW)
2021-03-02		TESS-2.54 ± 1.01
WASP-100b (LOW)
2021-02-27		TESS-0.72 ± 0.94
WASP-100b (LOW)
2021-02-18		TESS0.79 ± 0.94
WASP-100b (LOW)
2021-02-15		TESS-0.29 ± 0.88
WASP-100b (LOW)
2021-02-12		TESS-0.47 ± 0.95
WASP-100b (LOW)
2021-02-07		TESS0.27 ± 0.99
WASP-100b (LOW)
2021-02-04		TESS0.58 ± 0.94
WASP-100b (LOW)
2021-02-01		TESS0.87 ± 1.05
WASP-100b (LOW)
2021-01-29		TESS-0.55 ± 0.94
WASP-100b (LOW)
2021-01-24		TESS-0.82 ± 0.95
WASP-100b (LOW)
2021-01-21		TESS-0.21 ± 0.89
WASP-100b (LOW)
2021-01-18		TESS0.99 ± 1.09
WASP-100b (LOW)
2021-01-15		TESS-0.91 ± 0.91
WASP-100b (LOW)
2021-01-12		TESS1.63 ± 0.96
WASP-100b (LOW)
2021-01-09		TESS0.38 ± 0.99
WASP-100b (LOW)
2021-01-06		TESS0.94 ± 0.94
WASP-100b (LOW)
2021-01-04		TESS-2.01 ± 0.91
WASP-100b (LOW)
2021-01-01		TESS-2.11 ± 0.96
WASP-100b (LOW)
2020-12-29		TESS-0.1 ± 0.99
WASP-100b (LOW)
2020-12-26		TESS0.48 ± 0.98
WASP-100b (LOW)
2020-12-23		TESS-1.23 ± 0.96
WASP-100b (LOW)
2020-12-20		TESS-0.42 ± 0.84
WASP-100b (LOW)
2020-12-15		TESS-1.61 ± 1.04
WASP-100b (LOW)
2020-12-12		TESS1.92 ± 0.94
WASP-100b (LOW)
2020-12-09		TESS0.73 ± 0.94
WASP-100b (LOW)
2020-12-06		TESS0.16 ± 1.01
WASP-100b (LOW)
2020-11-30		TESS-0.07 ± 0.89
WASP-100b (LOW)
2020-11-28		TESS-0.06 ± 0.89
WASP-100b (LOW)
2020-11-25		TESS-0.85 ± 0.95
WASP-100b (LOW)
2020-11-22		TESS-0.07 ± 0.94
WASP-100b (LOW)
2020-11-13		TESS-0.1 ± 0.99
WASP-100b (LOW)
2020-11-10		TESS-0.45 ± 1.02
WASP-100b (LOW)
2020-11-08		TESS-0.43 ± 1.01
WASP-100b (LOW)
2020-11-02		TESS0.8 ± 0.99
WASP-100b (LOW)
2020-10-30		TESS1.37 ± 1.07
WASP-100b (LOW)
2020-10-27		TESS0.72 ± 0.95
WASP-100b (LOW)
2020-10-24		TESS-0.37 ± 1.02
WASP-100b (LOW)
2020-10-19		TESS0.72 ± 1.14
WASP-100b (LOW)
2020-10-16		TESS-2.29 ± 1.04
WASP-100b (LOW)
2020-10-13		TESS-0.27 ± 0.96
WASP-100b (LOW)
2020-10-10		TESS0.47 ± 0.94
WASP-100b (LOW)
2020-10-04		TESS-0.98 ± 1.15
WASP-100b (LOW)
2020-10-02		TESS-1.47 ± 0.99
WASP-100b (LOW)
2020-09-29		TESS-1.2 ± 1.09
WASP-100b (LOW)
2020-09-26		TESS-0.15 ± 1.02
WASP-100b (LOW)
2020-09-17		TESS1.47 ± 0.96
WASP-100b (LOW)
2020-09-14		TESS-0.9 ± 0.99
WASP-100b (LOW)
2020-09-12		TESS0.34 ± 1.02
WASP-100b (LOW)
2020-09-03		TESS-0.84 ± 0.96
WASP-100b (LOW)
2020-08-31		TESS0.75 ± 1.02
WASP-100b (LOW)
2020-08-28		TESS-0.6 ± 1.07
WASP-100b (LOW)
2020-08-23		TESS-0.09 ± 1.02
WASP-100b (LOW)
2020-08-20		TESS0.43 ± 0.95
WASP-100b (LOW)
2020-08-17		TESS1.86 ± 1.08
WASP-100b (LOW)
2020-08-14		TESS-0.08 ± 0.98
WASP-100b (LOW)
2020-08-08		TESS0.85 ± 0.94
WASP-100b (LOW)
2020-08-06		TESS-1.63 ± 1.02
WASP-100b (LOW)
2020-08-03		TESS1.47 ± 0.94
WASP-100b (LOW)
2020-07-28		TESS1.77 ± 1.04
WASP-100b (LOW)
2020-07-25		TESS0.08 ± 1.07
WASP-100b (LOW)
2020-07-22		TESS2.1 ± 1.02
WASP-100b (LOW)
2020-07-19		TESS0.75 ± 0.91
WASP-100b (LOW)
2020-07-14		TESS0.9 ± 0.99
WASP-100b (LOW)
2020-07-11		TESS-0.45 ± 0.96
WASP-100b (LOW)
2020-07-08		TESS0.33 ± 1.01
WASP-100b (LOW)
2019-07-15		TESS0.08 ± 1.01
WASP-100b (LOW)
2019-07-12		TESS0.73 ± 1.01
WASP-100b (LOW)
2019-07-09		TESS1.7 ± 0.98
WASP-100b (LOW)
2019-07-07		TESS1.52 ± 1.08
WASP-100b (LOW)
2019-07-01		TESS-0.02 ± 0.99
WASP-100b (LOW)
2019-06-28		TESS0.84 ± 1.08
WASP-100b (LOW)
2019-06-25		TESS-0.86 ± 1.11
WASP-100b (LOW)
2019-06-17		TESS-0.48 ± 1.04
WASP-100b (LOW)
2019-06-14		TESS-1.91 ± 1.08
WASP-100b (LOW)
2019-05-30		TESS-0.21 ± 1.07
WASP-100b (LOW)
2019-05-28		TESS-1.6 ± 1.04
WASP-100b (LOW)
2019-05-19		TESS-0.66 ± 0.98
WASP-100b (LOW)
2019-05-16		TESS-1.66 ± 0.98
WASP-100b (LOW)
2019-05-13		TESS0.64 ± 0.99
WASP-100b (LOW)
2019-05-11		TESS1.04 ± 1.17
WASP-100b (LOW)
2019-05-05		TESS-0.79 ± 0.96
WASP-100b (LOW)
2019-05-02		TESS0.57 ± 1.05
WASP-100b (LOW)
2019-04-29		TESS-0.42 ± 1.25
WASP-100b (LOW)
2019-04-26		TESS0.72 ± 1.18
WASP-100b (LOW)
2019-04-21		TESS-0.97 ± 0.98
WASP-100b (LOW)
2019-04-18		TESS0.07 ± 1.09
WASP-100b (LOW)
2019-04-15		TESS-0.91 ± 0.98
WASP-100b (LOW)
2019-04-12		TESS-0.54 ± 1.05
WASP-100b (LOW)
2019-04-06		TESS-0.22 ± 0.92
WASP-100b (LOW)
2019-04-03		TESS1.4 ± 0.95
WASP-100b (LOW)
2019-04-01		TESS1.18 ± 1.05
WASP-100b (LOW)
2019-03-29		TESS-0.01 ± 0.96
WASP-100b (LOW)
2019-03-23		TESS1.15 ± 0.94
WASP-100b (LOW)
2019-03-20		TESS1.34 ± 1.02
WASP-100b (LOW)
2019-03-17		TESS0.77 ± 1.02
WASP-100b (LOW)
2019-03-12		TESS0.29 ± 1.01
WASP-100b (LOW)
2019-03-09		TESS0.48 ± 1.08
WASP-100b (LOW)
2019-03-06		TESS1.4 ± 0.94
WASP-100b (LOW)
2019-03-03		TESS-0.78 ± 0.95
WASP-100b (LOW)
2019-02-25		TESS-0.3 ± 1.04
WASP-100b (LOW)
2019-02-23		TESS-0.5 ± 0.99
WASP-100b (LOW)
2019-02-11		TESS0.58 ± 0.94
WASP-100b (LOW)
2019-02-08		TESS-0.61 ± 0.85
WASP-100b (LOW)
2019-02-06		TESS0.11 ± 0.95
WASP-100b (LOW)
2019-01-31		TESS-0.26 ± 0.89
WASP-100b (LOW)
2019-01-28		TESS0.19 ± 0.98
WASP-100b (LOW)
2019-01-25		TESS-1.06 ± 1.01
WASP-100b (LOW)
2019-01-22		TESS0.37 ± 1.04
WASP-100b (LOW)
2019-01-17		TESS-0.73 ± 0.86
WASP-100b (LOW)
2019-01-14		TESS0.35 ± 0.99
WASP-100b (LOW)
2019-01-11		TESS-0.51 ± 0.99
WASP-100b (LOW)
2019-01-08		TESS0.59 ± 0.98
WASP-100b (LOW)
2019-01-05		TESS0.05 ± 0.94
WASP-100b (LOW)
2019-01-02		TESS0.18 ± 0.95
WASP-100b (LOW)
2018-12-30		TESS-1.47 ± 0.91
WASP-100b (LOW)
2018-12-28		TESS0.07 ± 0.94
WASP-100b (LOW)
2018-12-22		TESS0.48 ± 1.05
WASP-100b (LOW)
2018-12-19		TESS-0.5 ± 1.04
WASP-100b (LOW)
2018-12-16		TESS-1.83 ± 0.96
WASP-100b (LOW)
2018-12-08		TESS-1.35 ± 1.09
WASP-100b (LOW)
2018-12-05		TESS-0.8 ± 0.96
WASP-100b (LOW)
2018-12-02		TESS0.1 ± 0.96
WASP-100b (LOW)
2018-11-29		TESS-0.83 ± 1.08
WASP-100b (LOW)
2018-11-26		TESS0.93 ± 0.94
WASP-100b (LOW)
2018-11-23		TESS0.3 ± 0.99
WASP-100b (LOW)
2018-11-21		TESS1.63 ± 0.96
WASP-100b (LOW)
2018-11-18		TESS-0.49 ± 1.02
WASP-100b (LOW)
2018-11-12		TESS0.61 ± 0.94
WASP-100b (LOW)
2018-11-09		TESS0.68 ± 0.96
WASP-100b (LOW)
2018-11-06		TESS0.69 ± 0.98
WASP-100b (LOW)
2018-11-03		TESS2.71 ± 1.07
WASP-100b (LOW)
2018-10-26		TESS0.19 ± 1.05
WASP-100b (LOW)
2018-10-23		TESS0.55 ± 0.98
WASP-100b (LOW)
2018-10-20		TESS-0.57 ± 0.98
WASP-100b (LOW)
2018-10-12		TESS-1.68 ± 1.04
WASP-100b (LOW)
2018-10-09		TESS0.02 ± 1.01
WASP-100b (LOW)
2018-10-06		TESS-0.98 ± 0.98
WASP-100b (LOW)
2018-09-30		TESS-1.02 ± 0.95
WASP-100b (LOW)
2018-09-27		TESS0.42 ± 0.91
WASP-100b (LOW)
2018-09-25		TESS-0.14 ± 0.95
WASP-100b (LOW)
2018-09-19		TESS-0.23 ± 1.09
WASP-100b (LOW)
2018-09-16		TESS0.41 ± 1.01
WASP-100b (LOW)
2018-09-13		TESS-0.96 ± 0.99
WASP-100b (LOW)
2018-09-10		TESS-2.18 ± 0.96
WASP-100b (LOW)
2018-09-07		TESS0.59 ± 0.89
WASP-100b (LOW)
2018-09-05		TESS1.75 ± 0.95
WASP-100b (LOW)
2018-09-02		TESS-1.25 ± 0.88
WASP-100b (LOW)
2018-08-30		TESS1.29 ± 1.05
WASP-100b (LOW)
2018-08-27		TESS0.07 ± 0.95
WASP-100b (LOW)
2018-08-24		TESS0.9 ± 0.96
WASP-100b (LOW)
2018-08-21		TESS-0.51 ± 0.92
WASP-100b (LOW)
2018-08-19		TESS-0.47 ± 0.98
WASP-100b (LOW)
2018-08-16		TESS0.07 ± 1.08
WASP-100b (LOW)
2018-08-13		TESS1.37 ± 0.98
WASP-100b (LOW)
2018-08-07		TESS-0.41 ± 0.88
WASP-100b (LOW)
2018-08-04		TESS-0.29 ± 0.89
WASP-100b (LOW)
2018-08-01		TESS0.56 ± 1.07
WASP-100b (LOW)
2018-07-30		TESS0.02 ± 0.96

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2012-12-10 Hellier et al. 2014 0.04 ± 1.3
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