exoclock

WASP-64b (LOW)

Discovered by: Gillon et al. 2013

The Star
Simbad
GAIA
2MASS		 WASP-64
DR2 5583523425437258240
J06442760-3251302
RA 06:44:27.6052 DEC -32:51:30.178
Parallax
2.675 mas		 P.M. RA
-19.389 mas/y		 P.M. DEC
-1.123 mas/y
MagV
12.29		 MagR*
12.292		 MagI*
11.505		 MagJ
11.368		 MagH
11.079		 MagK
10.956
MagG
12.526		 MagGBP
12.907		 MagGRP
11.998
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2457429.644774 ± 8.4e-05 BJDTDB
Period
1.573290335 ± 7.7e-08 days
Transit Parameters
Gillon et al. 2013
Rp/Rs
0.1234 ± 0.0011		 a/Rs
5.39 +0.11 -0.09
 i
86.6 +0.8 -0.6 deg
e
-		 ω
- deg
DepthR*
20.12 mmag		 Duration*
2.42 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Gillon et al. 2013
Teff
5400.0 +100.0 -100.0 K
 Log(g)
4.39 +0.02 -0.02 cm/s2
 Fe/H
-0.08 +0.11 -0.11 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 6.25"
Total Observations (Recent) 92 (3)
O-C -0.98 ± 0.4 minutes
ExoClock Observations (Recent) 25 (3)
Space Observations (Recent) 55 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 12 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.12259 ± 0.00056

WASP-64b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
WASP-64b (LOW)
2025-12-29		Darryl Madison
Ajijic Observatory		Celestron CPC 800 Edge HD
ZWO2400MC / Clear / 90.0		3.74 ± 2.16
WASP-64b (LOW)
2025-11-26		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 60.0		-4.04 ± 0.91
WASP-64b (LOW)
2025-03-10		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		0.61 ± 0.68
WASP-64b (LOW)
2025-01-28		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 60.0		0.5 ± 1.09
WASP-64b (LOW)
2024-03-02		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.85 ± 0.84
WASP-64b (LOW)
2024-03-02		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		-5.3 ± 1.4
WASP-64b (LOW)
2023-12-08		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 60.0		2.62 ± 0.56
WASP-64b (LOW)
2023-11-27		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 60.0		-1.12 ± 1.27
WASP-64b (LOW)
2023-03-11		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		0.51 ± 0.68
WASP-64b (LOW)
2023-02-20		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		1.07 ± 0.99
WASP-64b (LOW)
2022-03-22		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 60.0		0.48 ± 0.86
WASP-64b (LOW)
2022-02-09		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.76 ± 0.58
WASP-64b (LOW)
2022-01-18		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.22 ± 0.72
WASP-64b (LOW)
2021-03-22		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		0.42 ± 0.58
WASP-64b (LOW)
2021-03-03		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		0.25 ± 0.86
WASP-64b (LOW)
2020-12-30		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		0.7 ± 0.72
WASP-64b (LOW)
2020-12-27		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.92 ± 0.58
WASP-64b (LOW)
2020-12-19		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		1.32 ± 0.72
WASP-64b (LOW)
2020-11-27		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-2.47 ± 1.15
WASP-64b (LOW)
2020-11-16		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		0.02 ± 1.01
WASP-64b (LOW)
2020-10-17		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		0.91 ± 1.01
WASP-64b (LOW)
2020-02-10		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		1.0 ± 1.15
WASP-64b (LOW)
2020-02-02		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		-1.52 ± 1.15
WASP-64b (LOW)
2020-01-30		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		-0.1 ± 1.73
WASP-64b (LOW)
2020-01-08		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Clear / 120.0		0.42 ± 1.01

Space Observations
Planet
Observation Date		 Mission O-C
minutes
WASP-64b (LOW)
2021-02-07		TESS-1.54 ± 1.87
WASP-64b (LOW)
2021-02-06		TESS1.21 ± 1.21
WASP-64b (LOW)
2021-02-04		TESS1.02 ± 1.44
WASP-64b (LOW)
2021-02-02		TESS1.44 ± 1.58
WASP-64b (LOW)
2021-02-01		TESS0.56 ± 1.73
WASP-64b (LOW)
2021-01-30		TESS0.26 ± 1.73
WASP-64b (LOW)
2021-01-29		TESS-0.63 ± 1.43
WASP-64b (LOW)
2021-01-25		TESS-0.65 ± 1.44
WASP-64b (LOW)
2021-01-24		TESS0.06 ± 1.73
WASP-64b (LOW)
2021-01-22		TESS-1.73 ± 1.4
WASP-64b (LOW)
2021-01-21		TESS-2.56 ± 1.58
WASP-64b (LOW)
2021-01-19		TESS1.6 ± 1.73
WASP-64b (LOW)
2021-01-18		TESS-1.15 ± 1.44
WASP-64b (LOW)
2021-01-14		TESS1.56 ± 1.44
WASP-64b (LOW)
2021-01-11		TESS-2.93 ± 1.58
WASP-64b (LOW)
2021-01-10		TESS-0.7 ± 1.43
WASP-64b (LOW)
2021-01-08		TESS-2.24 ± 1.44
WASP-64b (LOW)
2021-01-07		TESS0.91 ± 1.58
WASP-64b (LOW)
2021-01-05		TESS-0.31 ± 1.35
WASP-64b (LOW)
2021-01-03		TESS-1.13 ± 1.58
WASP-64b (LOW)
2021-01-02		TESS0.93 ± 1.25
WASP-64b (LOW)
2020-12-30		TESS-1.27 ± 1.27
WASP-64b (LOW)
2020-12-28		TESS-0.54 ± 1.43
WASP-64b (LOW)
2020-12-27		TESS-0.78 ± 1.35
WASP-64b (LOW)
2020-12-25		TESS-1.26 ± 1.38
WASP-64b (LOW)
2020-12-23		TESS-1.95 ± 1.58
WASP-64b (LOW)
2020-12-22		TESS0.77 ± 1.58
WASP-64b (LOW)
2020-12-20		TESS-0.09 ± 1.3
WASP-64b (LOW)
2020-12-19		TESS1.01 ± 1.11
WASP-64b (LOW)
2019-01-31		TESS-2.4 ± 1.37
WASP-64b (LOW)
2019-01-30		TESS0.41 ± 1.58
WASP-64b (LOW)
2019-01-28		TESS-0.9 ± 1.87
WASP-64b (LOW)
2019-01-26		TESS0.09 ± 2.16
WASP-64b (LOW)
2019-01-25		TESS1.23 ± 1.73
WASP-64b (LOW)
2019-01-23		TESS-1.95 ± 2.02
WASP-64b (LOW)
2019-01-22		TESS0.05 ± 1.58
WASP-64b (LOW)
2019-01-19		TESS0.89 ± 1.58
WASP-64b (LOW)
2019-01-17		TESS-1.0 ± 2.02
WASP-64b (LOW)
2019-01-15		TESS-0.29 ± 1.58
WASP-64b (LOW)
2019-01-14		TESS-1.89 ± 1.73
WASP-64b (LOW)
2019-01-12		TESS-0.61 ± 1.73
WASP-64b (LOW)
2019-01-11		TESS-1.63 ± 2.16
WASP-64b (LOW)
2019-01-09		TESS-0.78 ± 1.58
WASP-64b (LOW)
2019-01-04		TESS-0.82 ± 2.02
WASP-64b (LOW)
2019-01-03		TESS0.32 ± 1.73
WASP-64b (LOW)
2019-01-01		TESS2.32 ± 1.87
WASP-64b (LOW)
2018-12-31		TESS2.16 ± 1.87
WASP-64b (LOW)
2018-12-29		TESS-0.73 ± 2.02
WASP-64b (LOW)
2018-12-28		TESS1.41 ± 2.02
WASP-64b (LOW)
2018-12-26		TESS-0.33 ± 1.73
WASP-64b (LOW)
2018-12-23		TESS1.8 ± 1.58
WASP-64b (LOW)
2018-12-21		TESS-0.37 ± 1.58
WASP-64b (LOW)
2018-12-20		TESS-0.38 ± 1.58
WASP-64b (LOW)
2018-12-18		TESS0.03 ± 1.73
WASP-64b (LOW)
2018-12-17		TESS1.58 ± 1.37

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2015-12-10 Kozłowski et al. 2017 -1.67 ± 1.44
2012-01-13 Gillon et al. 2013 -1.48 ± 0.43
2011-12-22 Gillon et al. 2013 0.05 ± 0.27
2011-12-11 Gillon et al. 2013 -0.27 ± 0.59
2011-11-30 Gillon et al. 2013 -0.01 ± 0.42
2011-11-22 Gillon et al. 2013 0.32 ± 0.5
2011-10-31 Gillon et al. 2013 0.59 ± 0.36
2011-10-20 Gillon et al. 2013 1.61 ± 0.39
2011-10-20 Gillon et al. 2013 -0.3 ± 0.46
2011-04-05 Gillon et al. 2013 -0.05 ± 0.5
2011-02-23 Gillon et al. 2013 -0.67 ± 0.82
2011-01-21 Gillon et al. 2013 -1.76 ± 0.73
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