exoclock

WASP-24b (LOW)

Discovered by: Street et al. 2010

The Star
Simbad
GAIA
2MASS		 WASP-24
DR2 1153682508388170112
J15085174+0220358
RA 15:08:51.7366 DEC +02:20:35.964
Parallax
3.076 mas		 P.M. RA
-16.713 mas/y		 P.M. DEC
-8.702 mas/y
MagV
11.22		 MagR
11.43		 MagI*
10.583		 MagJ
10.457		 MagH
10.219		 MagK
10.148
MagG
11.394		 MagGBP
11.69		 MagGRP
10.952
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2456387.7812 ± 0.00016 BJDTDB
Period
2.34122031 ± 1.8e-07 days
Transit Parameters
Southworth et al. 2014
Rp/Rs
0.1018 ± 0.0007		 a/Rs
5.94 +0.13 -0.13
 i
83.9 +0.4 -0.4 deg
e
-		 ω
- deg
DepthR*
12.2 mmag		 Duration*
2.75 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Street et al. 2010
Teff
6075.0 +100.0 -100.0 K
 Log(g)
4.263 +0.022 -0.022 cm/s2
 Fe/H
0.1 +0.07 -0.07 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 5.19"
Total Observations (Recent) 47 (6)
O-C 1.99 ± 0.52 minutes
ExoClock Observations (Recent) 33 (6)
Space Observations (Recent) 4 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 10 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.102 ± 0.001

WASP-24b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
WASP-24b (LOW)
2026-04-16		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		3.9 ± 2.16
WASP-24b (LOW)
2026-04-09		Giovanni Calapai
Calapai Astronomical Observatory		Celestron C14
Atik 314L+ / Clear / 90.0		-5.08 ± 3.31
WASP-24b (LOW)
2025-06-25		Rodrigo Castillo
Rodrigo-Moro		Meade ACF-SC 10
Atik 383L+ Mono / Lum / 60.0		3.27 ± 3.74
WASP-24b (LOW)
2025-06-18		Gerard Tartalo
Dark Energy Observatory		Ts RC8" Carbon
Player One Ares M (imx533M) / Clear / 120.0		1.91 ± 2.16
WASP-24b (LOW)
2025-06-11		Stefan Brenner
NOE Volkssternwarte AMO 1		Takahasi TOA-150B
Touptek 2600M / Lum / 120.0		1.86 ± 5.47
WASP-24b (LOW)
2025-06-04		Antonio Marino
OPLA		Newton 200/1000
ATIK 414 / R / 40.0		2.09 ± 2.3
WASP-24b (LOW)
2025-04-12		Daniel Kustrin
Daniel Kustrin		Sky Watcher Classic 200P
ZWO ASI2600MM-Pro / R / 180.0		0.89 ± 3.31
WASP-24b (LOW)
2025-04-05		Livia Moretti
Leavitt Observatory		Ritchey-Chrétien 10'' f/8
QHY268 / R / 120.0		4.58 ± 3.02
WASP-24b (LOW)
2024-05-30		Ian Sharp
PixelSkies		Celestron C11 Edge HD
Starlight Xpress Trius Pro SX694 / R / 120.0		-5.1 ± 2.74
WASP-24b (LOW)
2024-05-16		Deborah Smith
Complejo Astronomico Los Coloraos, Gorafe		Celestron C11 EdgeHD
ASI2600MM / R / 60.0		7.61 ± 1.73
WASP-24b (LOW)
2024-05-16		samuel Diaz Lopez
Tomas Lopez (AstroCamp)		RC10
Atik16200M / V / 180.0		-4.06 ± 2.59
WASP-24b (LOW)
2024-05-14		Yen-Hsing Lin
NTHU Observatory		Showa 10"
ASI6200MM Pro / Lum / 120.0		-0.72 ± 2.59
WASP-24b (LOW)
2024-05-09		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave 2
ZWO ASI6200 / R / 120.0		6.23 ± 1.17
WASP-24b (LOW)
2024-05-09		Lionel Rousselot
Private observatory Vierzon		Newton 250/740
ZWO 533 monochrome / Lum / 30.0		3.66 ± 2.45
WASP-24b (LOW)
2024-05-09		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		0.21 ± 3.6
WASP-24b (LOW)
2024-05-09		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / R / 120.0		-0.83 ± 1.07
WASP-24b (LOW)
2024-05-09		Claudio Lopresti
Claudio Lopresti		Mak-Newton
CCD Sbig ST10xme / I / 240.0		-2.96 ± 3.31
WASP-24b (LOW)
2023-05-01		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-0.37 ± 1.22
WASP-24b (LOW)
2023-04-24		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		-0.5 ± 1.44
WASP-24b (LOW)
2023-04-17		Darryl Madison
Ajijic Observatory		Celestron CPC 800 Edge HD
ZWO2400MC / Clear / 45.0		4.63 ± 2.59
WASP-24b (LOW)
2022-04-10		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 120.0		4.38 ± 2.88
WASP-24b (LOW)
2021-06-04		Francois Regembal
HRTobs		Astrosib RC360
SBIG STX 16803 / Lum / 60.0		1.62 ± 7.2
WASP-24b (LOW)
2021-04-26		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		0.82 ± 1.73
WASP-24b (LOW)
2021-03-29		Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)		Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / gpr / 60.0		0.6 ± 1.58
WASP-24b (LOW)
2021-03-22		Francois Regembal
HRTobs		Astrosib RC360
SBIG STX 16803 / Clear / 120.0		1.98 ± 1.87
WASP-24b (LOW)
2020-06-07		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		0.97 ± 1.44
WASP-24b (LOW)
2020-05-17		Francois Regembal
HRTobs		Astrosib RC360
SBIG STX 16803 / Lum / 60.0		-1.5 ± 2.45
WASP-24b (LOW)
2020-05-05		Steven Peterson
Vail View Observatory H18		Starizona Hyperion 12.5" f/8.0
SBIG STL6303E / Lum / 60.0		0.86 ± 1.35
WASP-24b (LOW)
2020-04-25		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 60.0		2.07 ± 2.3
WASP-24b (LOW)
2020-04-25		Mauro Caló
Cavallino		RC
SBIG ST10 / Lum / 60.0		0.34 ± 4.32
WASP-24b (LOW)
2019-04-07		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 120.0		-1.05 ± 1.44
WASP-24b (LOW)
2019-02-20		Anaël Wünsche
Observatoire des Baronnies Provençales		Astelco
FLIPL230 / V / 120.0		0.11 ± 1.44
WASP-24b (LOW)
2016-07-02		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave
SBIG STL11K / Clear / 120.0		1.33 ± 2.45

Space Observations
Planet
Observation Date		 Mission O-C
minutes
WASP-24b (LOW)
2022-05-17		TESS-0.2 ± 1.12
WASP-24b (LOW)
2022-05-15		TESS-1.7 ± 0.99
WASP-24b (LOW)
2022-05-03		TESS0.13 ± 1.22
WASP-24b (LOW)
2022-05-01		TESS-0.3 ± 1.04

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2016-02-22 Wang et al. 2021 2.82 ± 2.59
2012-04-07 Turner et al. 2017 -1.51 ± 2.16
2012-03-24 Turner et al. 2017 -1.48 ± 2.45
2010-05-15 Street et al. 2010 -0.82 ± 0.82
2010-05-01 Street et al. 2010 -0.18 ± 0.91
2010-04-26 Street et al. 2010 -0.77 ± 1.08
2010-02-22 Street et al. 2010 -1.5 ± 0.92
2009-07-17 Street et al. 2010 -2.66 ± 1.08
2009-06-12 Street et al. 2010 -2.76 ± 0.86
2009-04-24 Street et al. 2010 0.78 ± 0.29
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