exoclock

WASP-139b (MEDIUM)

Discovered by: Hellier et al. 2017

The Star
Simbad
GAIA
2MASS
WASP-139
DR2 4851398799032507776
J03181493-4118077
RA 03:18:14.9435 DEC -41:18:07.664
Parallax
4.678 mas
P.M. RA
-16.0 mas/y
P.M. DEC
24.512 mas/y
MagV
12.48
MagR
12.3
MagI
11.59
MagJ
10.982
MagH
10.575
MagK
10.472
MagG
12.271
MagGBP
12.733
MagGRP
11.677
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2458363.8746 ± 0.00021 BJDTDB
Period
5.9242672 ± 1.5e-06 days

Transit Parameters
Hellier et al. 2017
Rp/Rs
0.1034 ± 0.0015
a/Rs
17.19 +0.14 -0.14
i
88.9 +0.5 -0.5 deg
e
-
ω
- deg
DepthR*
14.11 mmag
Duration*
2.77 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hellier et al. 2017
Teff
5310.0 +90.0 -90.0 K
Log(g)
4.59 +0.06 -0.06 cm/s2
Fe/H
0.2 +0.09 -0.09 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 6.27"
Total Observations (Recent) 21 (2)
O-C -0.92 ± 0.61 minutes
ExoClock Observations (Recent) 5 (2)
Space Observations (Recent) 15 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.10043 ± 0.00058

WASP-139b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
WASP-139b (MEDIUM)
2023-11-05
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
-2.5 ± 1.05
WASP-139b (MEDIUM)
2023-11-05
Jean-Pascal Vignes
Deep Sky Chile
PlaneWave CDK 17"
QHYCCD 600 M / Lum / 120.0
-5.96 ± 2.02
WASP-139b (MEDIUM)
2021-12-06
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
-1.88 ± 1.3
WASP-139b (MEDIUM)
2021-11-30
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
2.39 ± 1.01
WASP-139b (MEDIUM)
2020-10-29
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
-1.64 ± 1.3

Space Observations

Planet
Observation Date
Mission O-C
minutes
WASP-139b (MEDIUM)
2020-11-16
TESS1.28 ± 1.12
WASP-139b (MEDIUM)
2020-11-10
TESS0.73 ± 1.4
WASP-139b (MEDIUM)
2020-10-29
TESS2.48 ± 1.25
WASP-139b (MEDIUM)
2020-10-23
TESS-0.13 ± 1.25
WASP-139b (MEDIUM)
2020-10-17
TESS-1.17 ± 1.41
WASP-139b (MEDIUM)
2020-10-11
TESS0.24 ± 1.58
WASP-139b (MEDIUM)
2020-09-29
TESS-0.29 ± 1.27
WASP-139b (MEDIUM)
2020-09-23
TESS-2.84 ± 1.35
WASP-139b (MEDIUM)
2018-11-12
TESS0.47 ± 1.17
WASP-139b (MEDIUM)
2018-11-06
TESS1.1 ± 1.22
WASP-139b (MEDIUM)
2018-10-19
TESS-0.86 ± 1.07
WASP-139b (MEDIUM)
2018-10-13
TESS1.66 ± 1.27
WASP-139b (MEDIUM)
2018-10-07
TESS-3.03 ± 1.25
WASP-139b (MEDIUM)
2018-10-01
TESS0.47 ± 1.07
WASP-139b (MEDIUM)
2018-09-26
TESS-1.63 ± 1.11

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2015-06-23 Hellier et al. 2017 0.2 ± 0.43
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