exoclock

WASP-151b (MEDIUM)

Discovered by: Demangeon et al. 2018

The Star
Simbad
GAIA
2MASS		 WASP-151
DR2 2657135741633337088
J23161522+0018242
RA 23:16:15.2317 DEC +00:18:24.245
Parallax
2.179 mas		 P.M. RA
-0.127 mas/y		 P.M. DEC
-10.564 mas/y
MagV
12.9		 MagR*
12.402		 MagI*
12.162		 MagJ
11.545		 MagH
11.259		 MagK
11.187
MagG
12.628		 MagGBP
12.982		 MagGRP
12.127
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2458108.21958 ± 0.00019 BJDTDB
Period
4.5334685 ± 1.1e-06 days
Transit Parameters
Demangeon et al. 2018
Rp/Rs
0.1011 ± 0.0005		 a/Rs
10.34 +0.11 -0.19
 i
89.2 +0.6 -0.6 deg
e
-		 ω
- deg
DepthR*
13.55 mmag		 Duration*
3.66 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Demangeon et al. 2018
Teff
5871.0 +57.0 -57.0 K
 Log(g)
4.35 +0.02 -0.03 cm/s2
 Fe/H
0.1 +0.1 -0.1 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 6.47"
Total Observations (Recent) 29 (2)
O-C 1.96 ± 0.95 minutes
ExoClock Observations (Recent) 16 (2)
Space Observations (Recent) 13 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs 0.10224 ± 0.00019
TESS Rp/Rs 0.10058 ± 0.00095

WASP-151b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
WASP-151b (MEDIUM)
2025-09-23		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 90.0		2.75 ± 1.58
WASP-151b (MEDIUM)
2025-09-04		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 90.0		-6.36 ± 2.88
WASP-151b (MEDIUM)
2024-11-18		Deborah Smith
Complejo Astronomico Los Coloraos, Gorafe		C9.25
QHY9 / R / 180.0		0.24 ± 3.17
WASP-151b (MEDIUM)
2024-09-29		Gustavo Muler
Obs. Nazaret J47		lx 200
ST8 XME AO8 / R / 60.0		4.35 ± 2.02
WASP-151b (MEDIUM)
2024-09-20		Andre Kovacs
Moletai Astronomical Observatory (MAO)		35 cm Maksutov f/3.5
Apogee Alta U47 / R / 120.0		5.41 ± 3.17
WASP-151b (MEDIUM)
2024-09-20		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		3.1 ± 3.46
WASP-151b (MEDIUM)
2024-08-02		Adam Popowicz
Otivar dome2		Newton 12" ASA
ASI ZWO 1600MM / V / 127.0		-0.56 ± 3.89
WASP-151b (MEDIUM)
2023-10-07		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 180.0		3.79 ± 2.16
WASP-151b (MEDIUM)
2023-10-07		Lionel Rousselot
Private observatory Vierzon		Newton 250/740
ZWO 533 monochrome / Lum / 120.0		-2.12 ± 3.17
WASP-151b (MEDIUM)
2023-08-18		Dim Stouraitis
Galilaios		SCT
SXVF-H9 Starlight-Xpress / R / 90.0		6.31 ± 2.3
WASP-151b (MEDIUM)
2023-08-18		Miguel Ángel Álava Amat
Sarriguren		Meade SC 8"
Asi 1600 MM / Lum / 240.0		5.02 ± 4.61
WASP-151b (MEDIUM)
2023-08-18		Bernhard Wenzel
VDS Sternwarte Kirchheim (Germany)		Cassegrain A=60 cm / F=1,8 m
SBIG STL-6303 3 CCD Camera 3072 x 2048 Pixels (9µm) / R / 120.0		4.3 ± 1.3
WASP-151b (MEDIUM)
2022-09-22		Michael Irzyk
Melun		C14
H694 / AstrodonExoPlanet-BB / 90.0		0.27 ± 1.24
WASP-151b (MEDIUM)
2022-09-12		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave 2
ZWO ASI6200 / Clear / 120.0		-5.15 ± 1.15
WASP-151b (MEDIUM)
2021-07-18		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.44 ± 1.73
WASP-151b (MEDIUM)
2020-08-03		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Clear / 120.0		1.1 ± 1.15

Space Observations
Planet
Observation Date		 Mission O-C
minutes
WASP-151b (MEDIUM)
2023-10-12		TESS-1.06 ± 1.44
WASP-151b (MEDIUM)
2023-10-07		TESS3.21 ± 1.58
WASP-151b (MEDIUM)
2023-09-28		TESS1.83 ± 1.58
WASP-151b (MEDIUM)
2023-09-24		TESS-2.83 ± 1.73
WASP-151b (MEDIUM)
2021-09-10		TESS-0.04 ± 1.58
WASP-151b (MEDIUM)
2021-09-06		TESS-0.09 ± 1.58
WASP-151b (MEDIUM)
2021-08-23		TESS1.79 ± 1.73
WASP-151b (MEDIUM)
2017-03-01		K2-0.13 ± 0.33
WASP-151b (MEDIUM)
2017-02-10		K2-0.97 ± 0.55
WASP-151b (MEDIUM)
2017-01-28		K20.12 ± 0.32
WASP-151b (MEDIUM)
2017-01-10		K20.1 ± 0.88
WASP-151b (MEDIUM)
2017-01-01		K2-0.36 ± 0.78
WASP-151b (MEDIUM)
2016-12-23		K20.85 ± 0.48
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