exoclock

WASP-19b (TTVs)

Discovered by: Hebb et al. 2010

The Star
Simbad
GAIA
2MASS		 WASP-19
DR2 5411736896952029568
J09534008-4539330
RA 09:53:40.0764 DEC -45:39:33.055
Parallax
3.698 mas		 P.M. RA
-35.407 mas/y		 P.M. DEC
17.288 mas/y
MagV
12.31		 MagR
12.12		 MagI
11.35		 MagJ
10.911		 MagH
10.602		 MagK
10.481
MagG
12.109		 MagGBP
12.523		 MagGRP
11.553
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2456885.482836 ± 3.7e-05 BJDTDB
Period
0.788839092 ± 2.4e-08 days
Transit Parameters
Wong et al. 2016
Rp/Rs
0.1409 ± 0.0013		 a/Rs
3.46 +0.08 -0.08
 i
78.8 +0.6 -0.6 deg
e
0.002 +0.014 -0.002
 ω
259.0 +13.0 -170.0 deg
DepthR*
22.96 mmag		 Duration*
1.66 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hebb et al. 2010
Teff
5500.0 +100.0 -100.0 K
 Log(g)
4.5 +0.2 -0.2 cm/s2
 Fe/H
0.2 +0.09 -0.09 dex
ExoClock Status
Observing Priority TTVs
Minimum aperture 5.92"
Total Observations (Recent) 172 (26)
O-C -0.907 ± 0.089 minutes
ExoClock Observations (Recent) 75 (26)
Space Observations (Recent) 55 (0)
ETD Observations (Recent) 3 (0)
Literature Mid-times (Recent) 39 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.14671 ± 0.00035

WASP-19b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
WASP-19b (TTVs)
2024-11-28		Jean-Pascal Vignes
Deep Sky Chile		PlaneWave CDK 17"
QHYCCD 600 M / Lum / 90.0		-0.87 ± 0.99
WASP-19b (TTVs)
2024-05-18		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.24 ± 0.63
WASP-19b (TTVs)
2024-05-11		Louw Ferreira
PESCOPE		Celestron 9.25 CPC on wedge
Sbig 8300 STF / Clear / 30.0		-1.86 ± 1.07
WASP-19b (TTVs)
2024-04-11		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / R / 120.0		0.84 ± 0.95
WASP-19b (TTVs)
2024-04-03		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		-1.25 ± 0.68
WASP-19b (TTVs)
2024-03-30		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		0.93 ± 0.55
WASP-19b (TTVs)
2024-03-30		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / R / 120.0		-1.86 ± 1.58
WASP-19b (TTVs)
2024-03-27		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.6 ± 0.52
WASP-19b (TTVs)
2024-03-26		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-2.66 ± 0.79
WASP-19b (TTVs)
2024-03-23		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		-0.5 ± 0.95
WASP-19b (TTVs)
2024-03-23		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.5 ± 0.45
WASP-19b (TTVs)
2024-03-19		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.98 ± 0.37
WASP-19b (TTVs)
2024-03-16		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.77 ± 0.45
WASP-19b (TTVs)
2024-03-15		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / R / 120.0		1.6 ± 0.94
WASP-19b (TTVs)
2024-03-15		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 180.0		-0.44 ± 0.46
WASP-19b (TTVs)
2024-03-12		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.0 ± 0.6
WASP-19b (TTVs)
2024-03-08		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.71 ± 0.37
WASP-19b (TTVs)
2024-03-04		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		1.35 ± 0.75
WASP-19b (TTVs)
2024-03-04		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.12 ± 0.4
WASP-19b (TTVs)
2024-03-01		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-2.48 ± 0.4
WASP-19b (TTVs)
2024-02-25		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.89 ± 0.39
WASP-19b (TTVs)
2024-02-18		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-2.01 ± 0.45
WASP-19b (TTVs)
2024-02-07		Rodolfo Artola
EABA - Córdoba - Argentina		Newtonian 1.54 m
Alta U9 / Lum / 80.0		0.2 ± 0.72
WASP-19b (TTVs)
2024-02-07		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 60.0		-2.42 ± 0.78
WASP-19b (TTVs)
2024-01-30		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		-0.37 ± 0.95
WASP-19b (TTVs)
2024-01-23		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 60.0		1.34 ± 1.58
WASP-19b (TTVs)
2023-11-20		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.58 ± 0.6
WASP-19b (TTVs)
2023-06-06		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 60.0		2.18 ± 0.65
WASP-19b (TTVs)
2023-05-07		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.45 ± 0.58
WASP-19b (TTVs)
2023-04-03		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.25 ± 0.36
WASP-19b (TTVs)
2023-03-27		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.64 ± 0.49
WASP-19b (TTVs)
2023-03-26		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 90.0		-0.86 ± 0.5
WASP-19b (TTVs)
2023-03-12		Magdalena Szkudlarek
Deep Sky Chile - ROTUZ		PlaneWave CDK 20
QHY268M pro / R / 32.0		-2.41 ± 0.42
WASP-19b (TTVs)
2023-03-09		ASTEP Team
ASTEP		Newton
Andor iKon936 BEX2-DD / R / 20.0		-0.45 ± 1.08
WASP-19b (TTVs)
2023-03-09		ASTEP Team
ASTEP		Newton
FLI Kepler KL 400 / B / 60.0		-3.45 ± 1.07
WASP-19b (TTVs)
2023-03-08		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.21 ± 0.35
WASP-19b (TTVs)
2023-03-04		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.49 ± 0.52
WASP-19b (TTVs)
2023-01-03		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 120.0		1.21 ± 0.85
WASP-19b (TTVs)
2022-11-23		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-2.42 ± 0.82
WASP-19b (TTVs)
2022-05-19		David Patterson
Numurkah Observatory		Sky Watcher Esprit 120ED APO
ZWOASI294MM Pro / Lum / 45.0		-1.52 ± 1.01
WASP-19b (TTVs)
2022-05-13		Leandro de Almeida
Observatório do Pico dos Dias		1.6m Perkin-Elmer f/10
Andor Ikon 9867 CCD / I / 20.0		-1.47 ± 0.29
WASP-19b (TTVs)
2022-05-10		Leandro de Almeida
Observatório do Pico dos Dias		Boller & Chivens
Andor Ikon 963 / I / 50.0		-1.33 ± 0.4
WASP-19b (TTVs)
2022-04-25		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 60.0		-1.93 ± 0.86
WASP-19b (TTVs)
2022-04-23		Jean-Fabien Barrois
Backyard		Celestron 9.25
ZWO ASI1600 MM pro / Clear / 35.0		-1.24 ± 1.44
WASP-19b (TTVs)
2022-04-07		ASTEP Team
ASTEP		Newton
Andor iKon936 BEX2-DD / R / 70.0		-0.62 ± 0.42
WASP-19b (TTVs)
2022-03-22		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.52 ± 0.58
WASP-19b (TTVs)
2022-03-10		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.25 ± 0.58
WASP-19b (TTVs)
2022-03-07		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 90.0		-1.47 ± 0.43
WASP-19b (TTVs)
2022-02-12		Jean-Pascal Vignes
Deep Sky Chile		PlaneWave CDK 17"
QHYCCD 600 M / R / 60.0		-1.56 ± 0.72
WASP-19b (TTVs)
2022-02-09		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 60.0		-1.91 ± 0.58
WASP-19b (TTVs)
2021-10-30		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		1.89 ± 0.58
WASP-19b (TTVs)
2021-04-23		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-1.39 ± 1.3
WASP-19b (TTVs)
2021-04-09		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-0.09 ± 0.58
WASP-19b (TTVs)
2021-04-05		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-1.53 ± 0.58
WASP-19b (TTVs)
2021-03-05		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-0.06 ± 0.72
WASP-19b (TTVs)
2021-02-11		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-1.08 ± 0.72
WASP-19b (TTVs)
2021-02-07		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-0.94 ± 0.58
WASP-19b (TTVs)
2021-01-23		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-0.01 ± 0.58
WASP-19b (TTVs)
2021-01-16		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-0.08 ± 0.43
WASP-19b (TTVs)
2020-12-24		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		1.98 ± 0.58
WASP-19b (TTVs)
2020-12-17		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 60.0		-0.25 ± 0.43
WASP-19b (TTVs)
2020-05-07		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		0.42 ± 0.58
WASP-19b (TTVs)
2020-05-04		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		0.13 ± 0.58
WASP-19b (TTVs)
2020-03-31		Phil Evans
El Sauce		Planewave CDK14
SBIG STT 1603-3 / R / 120.0		0.82 ± 0.58
WASP-19b (TTVs)
2020-02-26		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		-0.5 ± 0.43
WASP-19b (TTVs)
2020-02-22		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		0.93 ± 0.58
WASP-19b (TTVs)
2020-02-19		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		-0.57 ± 0.86
WASP-19b (TTVs)
2020-02-18		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		-2.25 ± 0.86
WASP-19b (TTVs)
2020-02-11		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		1.14 ± 0.58
WASP-19b (TTVs)
2020-02-04		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		-1.09 ± 0.86
WASP-19b (TTVs)
2020-01-31		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		-0.09 ± 0.58
WASP-19b (TTVs)
2020-01-27		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		-0.81 ± 0.58
WASP-19b (TTVs)
2020-01-23		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / V / 120.0		-0.68 ± 1.01
WASP-19b (TTVs)
2020-01-12		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Clear / 120.0		0.69 ± 0.72
WASP-19b (TTVs)
2019-03-06		Anaël Wünsche
Bathurst Observatory		Cassegrain 320mm
FLI / Lum / 120.0		0.89 ± 0.72

Space Observations
Planet
Observation Date		 Mission O-C
minutes
WASP-19b (TTVs)
2021-04-01		TESS-1.73 ± 0.76
WASP-19b (TTVs)
2021-03-31		TESS-0.55 ± 0.62
WASP-19b (TTVs)
2021-03-30		TESS0.11 ± 0.69
WASP-19b (TTVs)
2021-03-29		TESS-0.28 ± 0.75
WASP-19b (TTVs)
2021-03-28		TESS-1.69 ± 0.68
WASP-19b (TTVs)
2021-03-28		TESS-0.7 ± 0.66
WASP-19b (TTVs)
2021-03-27		TESS-0.79 ± 0.79
WASP-19b (TTVs)
2021-03-26		TESS-1.35 ± 0.6
WASP-19b (TTVs)
2021-03-25		TESS-1.49 ± 0.63
WASP-19b (TTVs)
2021-03-25		TESS-2.4 ± 0.72
WASP-19b (TTVs)
2021-03-24		TESS-2.0 ± 0.76
WASP-19b (TTVs)
2021-03-23		TESS-1.24 ± 0.68
WASP-19b (TTVs)
2021-03-22		TESS0.2 ± 0.63
WASP-19b (TTVs)
2021-03-21		TESS-1.63 ± 0.68
WASP-19b (TTVs)
2021-03-18		TESS-1.15 ± 0.6
WASP-19b (TTVs)
2021-03-17		TESS-1.72 ± 0.71
WASP-19b (TTVs)
2021-03-17		TESS-0.85 ± 0.68
WASP-19b (TTVs)
2021-03-16		TESS-1.31 ± 0.65
WASP-19b (TTVs)
2021-03-15		TESS-0.81 ± 0.56
WASP-19b (TTVs)
2021-03-14		TESS-1.22 ± 0.72
WASP-19b (TTVs)
2021-03-13		TESS-1.12 ± 0.69
WASP-19b (TTVs)
2021-03-13		TESS-0.67 ± 0.68
WASP-19b (TTVs)
2021-03-12		TESS-0.57 ± 0.72
WASP-19b (TTVs)
2021-03-11		TESS-1.55 ± 0.65
WASP-19b (TTVs)
2021-03-10		TESS-0.05 ± 0.73
WASP-19b (TTVs)
2021-03-10		TESS-0.34 ± 0.65
WASP-19b (TTVs)
2021-03-09		TESS-0.86 ± 0.66
WASP-19b (TTVs)
2019-03-25		TESS-0.46 ± 0.62
WASP-19b (TTVs)
2019-03-24		TESS-0.06 ± 0.58
WASP-19b (TTVs)
2019-03-23		TESS-0.28 ± 0.63
WASP-19b (TTVs)
2019-03-23		TESS-1.08 ± 0.63
WASP-19b (TTVs)
2019-03-22		TESS-0.23 ± 0.69
WASP-19b (TTVs)
2019-03-21		TESS-0.74 ± 0.59
WASP-19b (TTVs)
2019-03-20		TESS-1.22 ± 0.72
WASP-19b (TTVs)
2019-03-20		TESS-1.45 ± 0.62
WASP-19b (TTVs)
2019-03-19		TESS-0.59 ± 0.59
WASP-19b (TTVs)
2019-03-18		TESS0.32 ± 0.6
WASP-19b (TTVs)
2019-03-17		TESS-2.06 ± 0.71
WASP-19b (TTVs)
2019-03-16		TESS-0.39 ± 0.63
WASP-19b (TTVs)
2019-03-16		TESS-1.56 ± 0.75
WASP-19b (TTVs)
2019-03-15		TESS-0.2 ± 0.72
WASP-19b (TTVs)
2019-03-12		TESS-1.2 ± 0.68
WASP-19b (TTVs)
2019-03-12		TESS-0.9 ± 0.68
WASP-19b (TTVs)
2019-03-11		TESS-0.76 ± 0.65
WASP-19b (TTVs)
2019-03-10		TESS-1.1 ± 0.68
WASP-19b (TTVs)
2019-03-09		TESS-1.32 ± 0.72
WASP-19b (TTVs)
2019-03-09		TESS-1.37 ± 0.65
WASP-19b (TTVs)
2019-03-08		TESS-1.42 ± 0.65
WASP-19b (TTVs)
2019-03-07		TESS-1.38 ± 0.66
WASP-19b (TTVs)
2019-03-06		TESS-0.38 ± 0.72
WASP-19b (TTVs)
2019-03-05		TESS-1.1 ± 0.62
WASP-19b (TTVs)
2019-03-05		TESS0.18 ± 0.6
WASP-19b (TTVs)
2019-03-04		TESS-1.09 ± 0.6
WASP-19b (TTVs)
2019-03-03		TESS-0.18 ± 0.56
WASP-19b (TTVs)
2019-03-02		TESS-1.74 ± 0.59

ETD Observations
Planet
Observation Date		 Observer(s) ETD link O-C
minutes
WASP-19b (TTVs)
2018-02-04		Carl R Knight15177791240.15 ± 0.73
WASP-19b (TTVs)
2016-12-02		Eduardo Fernández-Lajús, Romina P. Di Sisto14822985960.3 ± 0.37
WASP-19b (TTVs)
2014-03-03		Phil Evans1393876297-0.72 ± 0.76

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2017-04-13 Espinoza et al. 2019 0.12 ± 0.16
2017-04-05 Espinoza et al. 2019 0.32 ± 0.1
2017-02-12 Espinoza et al. 2019 0.37 ± 0.09
2015-06-03 Espinoza et al. 2019 0.41 ± 0.14
2014-04-29 Espinoza et al. 2019 0.36 ± 0.1
2014-03-23 Espinoza et al. 2019 0.51 ± 0.07
2012-05-16 Lendl et al. 2013 -1.16 ± 0.43
2012-04-16 Mancini et al. 2013 -0.15 ± 0.1
2012-04-12 Lendl et al. 2013 0.11 ± 0.5
2012-04-04 Bean et al. 2013 -0.42 ± 0.12
2012-03-13 Bean et al. 2013 -0.34 ± 0.1
2011-12-23 Mancini et al. 2013 -0.14 ± 1.48
2011-12-19 Mancini et al. 2013 -1.37 ± 0.94
2011-05-27 Mancini et al. 2013 0.06 ± 0.22
2011-05-23 Mancini et al. 2013 0.09 ± 0.49
2011-05-12 Mancini et al. 2013 -0.83 ± 0.19
2011-05-08 Mancini et al. 2013 0.04 ± 0.43
2011-04-26 Mancini et al. 2013 0.28 ± 2.81
2011-04-19 Lendl et al. 2013 -1.26 ± 0.92
2011-04-04 Lendl et al. 2013 -0.68 ± 0.65
2011-03-12 Lendl et al. 2013 -0.31 ± 0.36
2011-03-03 Mancini et al. 2013 -1.81 ± 2.04
2011-03-02 Lendl et al. 2013 -1.24 ± 0.37
2011-02-15 Lendl et al. 2013 -1.54 ± 0.48
2011-02-14 Lendl et al. 2013 0.0 ± 0.32
2011-02-10 Lendl et al. 2013 1.35 ± 0.66
2011-02-08 Mancini et al. 2013 -1.66 ± 1.02
2011-02-01 Mancini et al. 2013 -1.96 ± 2.42
2011-01-08 Lendl et al. 2013 -1.34 ± 0.52
2010-12-09 Lendl et al. 2013 -0.06 ± 0.43
2010-06-06 Mancini et al. 2013 -1.05 ± 0.35
2010-05-22 Lendl et al. 2013 -0.17 ± 0.33
2010-05-18 Mancini et al. 2013 0.32 ± 0.3
2010-02-28 Tregloan-Reed et al. 2013 -0.05 ± 0.17
2010-02-25 Tregloan-Reed et al. 2013 -0.02 ± 0.14
2010-02-24 Tregloan-Reed et al. 2013 -0.01 ± 0.2
2009-12-03 Huitson et al. 2013 0.04 ± 0.86
2008-12-16 Lendl et al. 2013 -0.53 ± 0.3
2008-11-04 Hebb et al. 2010 -0.38 ± 0.29
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