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WASP-89b

Discovered by: Hellier et al. 2015
The Star
Simbad
GAIA
2MASS
WASP-89
DR2 6857756246957592320
J20553599-1858159
RA 20:55:35.9893 DEC -18:58:16.047
Parallax
3.409 mas
P.M. RA
15.433 mas/y
P.M. DEC
-65.964 mas/y
MagV
13.1
MagR*
12.73
MagI*
12.105
MagJ
11.546
MagH
11.094
MagK
11.004
MagG
12.989
MagGBP
13.491
MagGRP
12.348
* calculated from GAIA magnitudes

Ephemeris - Not verified False
Hellier et al. 2015
Mid-time
2456207.02192 ± 0.00012 BJDTDB
Period
3.356423 ± 3e-06 days

Transit Parameters
Hellier et al. 2015
Rp/Rs
0.1221 ± 0.0008
a/Rs
10.51 +0.08 -0.08
i
89.4 +0.5 -0.5 deg
e
0.193 +0.009 -0.009
ω
28.0 +4.0 -4.0 deg
DepthR*
20.46 mmag
Duration*
2.46 hours
* calculated from the other parameters, using PyLightcurve

Limb Darkening Parameters
Hellier et al. 2015
Teff
5130.0 +90.0 -90.0 K
Log(g)
4.51 +0.02 -0.02 cm/s2
Fe/H
0.15 +0.14 -0.14 dex
ExoClock Status
Observing Priority
Total Observations (Recent)
O-C minutes
Total Literature Mid-times
LOW
3 (3)
-5.9±0.6
0
WASP-89b


ExoClock Observations
Obs. Date O-C (min) Observer
Observatory
Telescope
Camera / Filter / Exp [s]
2020-09-11 -6.3 ± 0.7 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Clear / 120.0
2020-08-11 -5.8 ± 2.2 Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / R / 30.0
2020-07-15 -2.1 ± 2.3 Francois Regembal
HRTobs
Astrosib RC360
SBIG STX 16803 / Lum / 180.0
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