exoclock

WASP-8b (MEDIUM)

Discovered by: Queloz et al. 2010

The Star
Simbad
GAIA
2MASS
CD-35 16019
DR2 2312679845530628096
J23593607-3501530
RA 23:59:36.0711 DEC -35:01:52.923
Parallax
11.087 mas
P.M. RA
109.747 mas/y
P.M. DEC
7.614 mas/y
MagV
9.87
MagR
9.91
MagI*
9.1
MagJ
8.501
MagH
8.218
MagK
8.086
MagG
9.612
MagGBP
9.997
MagGRP
9.105
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2458301.80945 ± 0.0001 BJDTDB
Period
8.15872656 ± 7.8e-07 days

Transit Parameters
Queloz et al. 2010
Rp/Rs
0.113 ± 0.0015
a/Rs
18.2 +0.8 -0.8
i
88.55 +0.15 -0.17 deg
e
0.31 +0.0029 -0.0024
ω
274.27 +0.17 -0.18 deg
DepthR*
15.33 mmag
Duration*
4.41 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Queloz et al. 2010
Teff
5600.0 +80.0 -80.0 K
Log(g)
4.5 +0.05 -0.05 cm/s2
Fe/H
0.17 +0.07 -0.07 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 5.0"
Total Observations (Recent) 7 (1)
O-C 0.23 ± 1.11 minutes
ExoClock Observations (Recent) 3 (1)
Space Observations (Recent) 3 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.11783 ± 0.00026

WASP-8b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
WASP-8b (MEDIUM)
2022-11-01
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 30.0
1.72 ± 1.44
WASP-8b (MEDIUM)
2021-08-01
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 20.0
-3.33 ± 2.3
WASP-8b (MEDIUM)
2020-11-13
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 20.0
-0.09 ± 2.74

Space Observations

Planet
Observation Date
Mission O-C
minutes
WASP-8b (MEDIUM)
2020-08-31
TESS-0.25 ± 0.37
WASP-8b (MEDIUM)
2018-09-13
TESS0.29 ± 0.35
WASP-8b (MEDIUM)
2018-08-28
TESS0.08 ± 0.35

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2008-07-31 Queloz et al. 2010 -0.23 ± 0.72
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