exoclock
exoclock
HD189733b
Discovered by: Bouchy et al. 2005
The Star
Simbad
GAIA
2MASS
HD 189733
DR2 1827242816201846144
J20004370+2242391
RA 20:00:43.7130 DEC +22:42:39.071
Parallax
50.568 mas
P.M. RA
-3.294 mas/y
P.M. DEC
-250.225 mas/y
MagV
7.648
MagR
7.126
MagI
6.68
MagJ
6.073
MagH
5.587
MagK
5.541
MagG
7.414
MagGBP
7.913
MagGRP
6.808
* calculated from GAIA magnitudes

Ephemeris - Verified True
Agol et al. 2010
Mid-time
2454279.437468 ± 1.5e-05 BJDTDB
Period
2.21857567 ± 1.5e-07 days

Transit Parameters
Morello et al. 2014
Rp/Rs
0.15534 ± 0.00011
a/Rs
8.92 +0.03 -0.03
i
85.78 +0.03 -0.03 deg
e
-
ω
- deg
DepthR*
28.36 mmag
Duration*
1.81 hours
* calculated from the other parameters, using PyLightcurve

Limb Darkening Parameters
Torres et al. 2008
Teff
5040.0 +50.0 -50.0 K
Log(g)
4.59 +0.01 -0.01 cm/s2
Fe/H
-0.03 +0.08 -0.08 dex
ExoClock Status
Observing Priority
Total Observations (Recent)
O-C minutes
Total Literature Mid-times
LOW
22 (3)
-0.98±0.13
0
HD189733b


ExoClock Observations
Observation
Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
2021-07-22 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / V / 120.0
-0.7 ± 0.7
2021-07-19 Claudio Lopresti
Claudio Lopresti
Mak-Newton
CCD Sbig ST10xme / I / 80.0
-1.2 ± 0.6
2021-04-11 Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / z' / 25.0
-1.5 ± 0.6
2020-07-29 Didier Laloum
Observatoire Privé du Mont (OPM)
RC 8 GSO
Atik 383L+ / I / 15.0
-1.1 ± 0.6
2020-07-29 Patrick Brandebourg
Patrick Brandebourg (Observatoire du Guernet)
RC 250
Sbig ST8300M / R / 1.5
-3.7 ± 1.4
2020-07-09 Mauro Calo’
Cavallino
RC
SBIG ST10 / H / 60.0
-2.7 ± 0.9
2020-06-28 Constantinos Aggelis
AGGELIS CONSTANTINOS
GSO RC8
ZWO ASI183MM-PRO / R / 20.0
-3.3 ± 2.2
2019-08-29 Alberto Tomatis
Alto-Observatory
RC
Sbig 6303 / i / 30.0
0.8 ± 2.3 - Data available
2019-07-09 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / V / 120.0
-2.8 ± 0.4
2018-10-27 lionel rousselot
lroussel
Newton
ZWO 1600 monochrome / Clear / 120.0
0.5 ± 0.6
2018-08-19 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / V / 120.0
0.4 ± 1.2
2018-07-19 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / V / 120.0
-0.5 ± 1.0
2018-06-29 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / V / 120.0
-2.6 ± 1.0
2017-08-18 Alessandro Marchini
Astronomical Observatory, University of Siena
Mak-Cas 0.3m f/5.6
Sbig STL-6303 / I / 90.0
-1.8 ± 0.4
2017-07-18 Alessandro Marchini
Astronomical Observatory, University of Siena
Mak-Cas 0.3m f/5.6
Sbig STL-6303 / I / 90.0
-1.8 ± 0.3
2015-07-19 Marc Deldem
Les Barres Observatory
Celestron C8
SBIG ST8-XME / Clear / 60.0
-2.3 ± 0.6 - Data available
2014-08-07 Claudio Lopresti
Claudio Lopresti
Mak-Newton
CCD Sbig ST10xme / R / 90.0
-1.1 ± 0.6 - Data available
2009-10-06 Alessandro Marchini
Astronomical Observatory, University of Siena
Mak-Cas 0.3m f/5.6
Sbig STL-6303 / R / 60.0
-0.4 ± 0.9
2009-07-07 Alessandro Marchini
Astronomical Observatory, University of Siena
Mak-Cas 0.3m f/5.6
Sbig STL-6303 / R / 60.0
1.1 ± 0.9
2008-08-26 Filip Walter
Stefanik Observatory
Meade SCT
SBIG ST-10XME / R / 25.0
-1.0 ± 0.6
2008-06-27 Filip Walter
Stefanik Observatory
Meade SCT
SBIG ST-10XME / B / 70.0
2.8 ± 0.4
2007-07-28 Alessandro Marchini
Astronomical Observatory, University of Siena
Mak-Cas 0.3m f/5.6
Sbig STL-6303 / V / 60.0
1.0 ± 0.7
© 2019-2021 ExoClock Project - Privacy policy