exoclock

WASP-25b

Discovered by: Enoch et al. 2011

The Star
Simbad
GAIA
2MASS
WASP-25
DR2 6186950525042445824
J13012637-2731199
RA 13:01:26.3760 DEC -27:31:19.920
Parallax
4.701 mas
P.M. RA
-29.268 mas/y
P.M. DEC
-6.293 mas/y
MagV
11.87
MagR
11.82
MagI
11.08
MagJ
10.596
MagH
10.268
MagK
10.174
MagG
11.688
MagGBP
12.068
MagGRP
11.166
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2021
Mid-time
2456396.9176 ± 0.0004 BJDTDB
Period
3.7648334 ± 9e-07 days

Transit Parameters
Southworth et al. 2014
Rp/Rs
0.1387 ± 0.001
a/Rs
11.22 +0.18 -0.17
i
88.1 +0.3 -0.3 deg
e
-
ω
- deg
DepthR*
24.96 mmag
Duration*
2.76 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted to produce a duration that matches the observations.

Limb Darkening Parameters
Enoch et al. 2011
Teff
5703.0 +100.0 -100.0 K
Log(g)
4.51 +0.04 -0.04 cm/s2
Fe/H
-0.05 +0.1 -0.1 dex
ExoClock Status
Observing Priority
ExoClock Observations (Recent)
Space Observations
Literature Mid-times
ETD Observations
O-C minutes
MEDIUM
10 (1)

1

0.22±0.23

WASP-25b


ExoClock Observations

Observation
Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
2021-07-17 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
1.8 ± 0.6
2021-05-14 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-0.8 ± 0.7
2021-04-10 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
0.0 ± 0.6
2021-03-26 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-0.1 ± 0.7
2021-03-22 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
0.3 ± 0.7
2021-02-23 Billy Edwards
Sutherland Observatory
LCO Meade
SBIG STX6303 / r' / 30.286
-0.3 ± 1.0
2020-07-13 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
3.8 ± 1.0 - Data available
2020-05-10 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Clear / 120.0
1.1 ± 0.9 - Data available
2020-05-10 Phil Evans
El Sauce
Planewave CDK14
SBIG STT 1603-3 / R / 60.0
-2.0 ± 0.6 - Data available
2020-03-22 Phil Evans
El Sauce
Planewave CDK14
SBIG STT 1603-3 / R / 120.0
0.6 ± 0.7 - Data available


Literature Mid-times

Observation
Date
Mid-time Time format Reference O-C
minutes
2010-03-19 2455274.99649 ± 0.00017 HJD_UTC Enoch et al. 2011 0.1 ± 0.2
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