exoclock

WASP-47b (MEDIUM)

Discovered by: Hellier et al. 2012

The Star
Simbad
GAIA
2MASS
WASP-47
DR2 2613413008919918976
J22044873-1201079
RA 22:04:48.7262 DEC -12:01:08.000
Parallax
3.75 mas
P.M. RA
15.023 mas/y
P.M. DEC
-41.309 mas/y
MagV
11.99
MagR
11.82
MagI*
11.161
MagJ
10.613
MagH
10.31
MagK
10.192
MagG
11.789
MagGBP
12.198
MagGRP
11.239
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2457182.61643 ± 0.00015 BJDTDB
Period
4.15915035 ± 6.3e-07 days

Transit Parameters
Vanderburg et al. 2017
Rp/Rs
0.10193 ± 0.00021
a/Rs
9.7 +0.04 -0.04
i
88.98 +0.2 -0.2 deg
e
-
ω
- deg
DepthR*
14.01 mmag
Duration*
3.57 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hellier et al. 2012
Teff
5350.0 +90.0 -90.0 K
Log(g)
4.35 +0.03 -0.03 cm/s2
Fe/H
0.18 +0.07 -0.07 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 5.41"
Total Observations (Recent) 19 (0)
O-C 0.22 ± 0.33 minutes
ExoClock Observations (Recent) 9 (0)
Space Observations (Recent) 8 (0)
ETD Observations (Recent) 1 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs 0.10154 ± 0.00015
TESS Rp/Rs 0.10122 ± 0.00082

WASP-47b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
WASP-47b (MEDIUM)
2021-10-20
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-1.84 ± 1.01
WASP-47b (MEDIUM)
2021-09-25
Anaël Wünsche
El Sauce Observatory
CDK Planewave Chili
Moravian G4 16k / Lum / 120.0
1.19 ± 0.86
WASP-47b (MEDIUM)
2021-09-25
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
1.05 ± 1.01
WASP-47b (MEDIUM)
2021-08-31
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
0.76 ± 1.15
WASP-47b (MEDIUM)
2021-08-06
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
3.5 ± 1.01
WASP-47b (MEDIUM)
2021-07-12
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
0.19 ± 1.15
WASP-47b (MEDIUM)
2020-09-19
Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / R / 45.0
-2.29 ± 1.73
WASP-47b (MEDIUM)
2020-08-30
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-0.35 ± 0.86
WASP-47b (MEDIUM)
2020-08-26
Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / R / 45.0
2.46 ± 1.44

Space Observations

Planet
Observation Date
Mission O-C
minutes
WASP-47b (MEDIUM)
2021-09-12
TESS-2.35 ± 1.09
WASP-47b (MEDIUM)
2021-09-08
TESS-2.13 ± 1.07
WASP-47b (MEDIUM)
2021-09-04
TESS-0.03 ± 1.07
WASP-47b (MEDIUM)
2021-08-22
TESS1.01 ± 1.07
WASP-47b (MEDIUM)
2014-12-28
K20.25 ± 0.24
WASP-47b (MEDIUM)
2014-11-29
K20.01 ± 0.23
WASP-47b (MEDIUM)
2014-11-25
K2-0.67 ± 0.22
WASP-47b (MEDIUM)
2014-11-21
K2-0.58 ± 0.36

ETD Observations

Planet
Observation Date
Observer(s) ETD link O-C
minutes
WASP-47b (MEDIUM)
2019-08-25
Pau Bosch15670973604.23 ± 1.3

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2011-07-21 Hellier et al. 2012 0.91 ± 0.32
© 2019-2022 ExoClock Project - Privacy policy