exoclock

WASP-98b (LOW)

Discovered by: Hellier et al. 2014

The Star
Simbad
GAIA
2MASS
WASP-98
DR2 4859136199796131200
J03534291-3419414
RA 03:53:42.9206 DEC -34:19:41.585
Parallax
3.52 mas
P.M. RA
33.627 mas/y
P.M. DEC
-12.405 mas/y
MagV
13.0
MagR*
12.634
MagI*
12.216
MagJ
11.691
MagH
11.295
MagK
11.284
MagG
12.868
MagGBP
13.245
MagGRP
12.337
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2457213.296469 ± 6.9e-05 BJDTDB
Period
2.96264191 ± 2.3e-07 days

Transit Parameters
Mancini et al. 2016
Rp/Rs
0.1582 ± 0.0008
a/Rs
10.92 +0.08 -0.08
i
86.38 +0.07 -0.07 deg
e
-
ω
- deg
DepthR*
28.66 mmag
Duration*
1.94 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hellier et al. 2014
Teff
5525.0 +130.0 -130.0 K
Log(g)
4.58 +0.01 -0.01 cm/s2
Fe/H
-0.6 +0.19 -0.19 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 6.98"
Total Observations (Recent) 36 (6)
O-C 0.08 ± 0.18 minutes
ExoClock Observations (Recent) 12 (6)
Space Observations (Recent) 14 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 10 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.16208 ± 0.00093

WASP-98b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
WASP-98b (LOW)
2022-10-30
Anaël Wünsche
El Sauce Observatory
CDK Planewave Chili
Moravian G4 16k / Lum / 120.0
1.14 ± 0.72
WASP-98b (LOW)
2022-10-30
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
0.1 ± 2.16
WASP-98b (LOW)
2022-10-27
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Clear / 120.0
-0.14 ± 0.76
WASP-98b (LOW)
2022-10-21
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
-4.76 ± 1.58
WASP-98b (LOW)
2022-10-18
Jean-Pascal Vignes
Deep Sky Chile
Planewave CDK400
QHYCCD 600M / R / 120.0
-1.77 ± 0.76
WASP-98b (LOW)
2021-12-08
Fernando Martínez
Fernando
Skywatcher 200/1000
QHY 294 MC Pro / Clear / 229.0
-2.91 ± 2.74
WASP-98b (LOW)
2021-09-10
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Clear / 120.0
1.78 ± 0.43
WASP-98b (LOW)
2020-11-09
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
0.8 ± 0.43
WASP-98b (LOW)
2020-11-06
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Clear / 120.0
-0.73 ± 0.43
WASP-98b (LOW)
2020-11-03
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
-0.95 ± 0.58
WASP-98b (LOW)
2020-08-18
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Clear / 120.0
1.48 ± 0.86
WASP-98b (LOW)
2020-08-15
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-0.04 ± 0.72

Space Observations

Planet
Observation Date
Mission O-C
minutes
WASP-98b (LOW)
2020-11-15
TESS-1.38 ± 0.99
WASP-98b (LOW)
2020-11-12
TESS0.18 ± 0.92
WASP-98b (LOW)
2020-11-09
TESS-0.61 ± 0.95
WASP-98b (LOW)
2020-11-06
TESS0.37 ± 0.99
WASP-98b (LOW)
2020-10-31
TESS-0.09 ± 1.02
WASP-98b (LOW)
2020-10-28
TESS-2.07 ± 1.05
WASP-98b (LOW)
2020-10-25
TESS-0.25 ± 0.85
WASP-98b (LOW)
2020-10-22
TESS-0.73 ± 0.99
WASP-98b (LOW)
2018-11-11
TESS-1.58 ± 0.94
WASP-98b (LOW)
2018-11-08
TESS-0.16 ± 1.02
WASP-98b (LOW)
2018-11-05
TESS-0.33 ± 0.91
WASP-98b (LOW)
2018-10-30
TESS0.07 ± 0.92
WASP-98b (LOW)
2018-10-24
TESS-1.85 ± 0.89
WASP-98b (LOW)
2018-10-21
TESS1.36 ± 0.91

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2015-10-09 Kozłowski et al. 2017 1.95 ± 0.71
2015-01-07 Mancini et al. 2016 0.14 ± 0.23
2015-01-07 Mancini et al. 2016 -0.17 ± 0.2
2015-01-07 Mancini et al. 2016 -0.25 ± 0.22
2015-01-07 Mancini et al. 2016 -0.5 ± 0.23
2014-10-13 Mancini et al. 2016 0.11 ± 0.33
2014-10-13 Mancini et al. 2016 0.04 ± 0.27
2014-10-13 Mancini et al. 2016 -0.08 ± 0.26
2014-10-13 Mancini et al. 2016 -0.17 ± 0.32
2013-02-09 Hellier et al. 2014 0.26 ± 0.14
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