exoclock

HAT-P-23b

Discovered by: Bakos et al. 2011

The Star
Simbad
GAIA
2MASS
HAT-P-23
DR2 1808938730710633984
J20242972+1645437
RA 20:24:29.7235 DEC +16:45:43.810
Parallax
2.713 mas
P.M. RA
13.263 mas/y
P.M. DEC
-5.412 mas/y
MagV
11.94
MagR
12.27
MagI*
11.216
MagJ
11.103
MagH
10.846
MagK
10.791
MagG
12.174
MagGBP
12.518
MagGRP
11.679
* calculated from GAIA magnitudes

Ephemeris - Verified True
Sada et al. 2016
Mid-time
2454852.26548 ± 0.00017 BJDTDB
Period
1.2128867 ± 2e-07 days

Transit Parameters
Ciceri et al. 2015
Rp/Rs
0.1162 ± 0.0008
a/Rs
4.55 +0.09 -0.09
i
85.7 +0.9 -0.9 deg
e
-
ω
- deg
DepthR*
17.48 mmag
Duration*
2.19 hours
* calculated from the other parameters, using PyLightcurve

Limb Darkening Parameters
Bakos et al. 2011
Teff
5905.0 +80.0 -80.0 K
Log(g)
4.33 +0.05 -0.05 cm/s2
Fe/H
0.15 +0.04 -0.04 dex
ExoClock Status
Observing Priority
Total Observations (Recent)
O-C minutes
Total Literature Mid-times
LOW
34 (8)
-1.0±0.14
0
HAT-P-23b


ExoClock Observations
Observation
Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
2021-10-25 Trevor Gainey
Kismet
Meade LX200
ZWO ASI 294 MC Pro / Lum / 80.0
-2.4 ± 2.3
2021-10-08 Anaël Wünsche
Observatoire des Baronnies Provençales
CDK Planewave 2
ZWO ASI6200 / R / 120.0
-1.2 ± 1.0
2021-10-03 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
-3.0 ± 0.6
2021-09-16 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
-1.4 ± 0.7
2021-08-01 Maurice Audejean
Observatoire ChantePerdrix UAI A77
T400
Atik 160 ex / Clear / 5.0
-3.2 ± 0.9
2021-07-26 Nello Ruocco
Osservatorio Astronomico Nastro Verde di Sorrento MPC code C82
SC Meade LX200 GPS on equatorial fork
Sbig ST10XME / Clear / 180.0
-1.5 ± 1.6
2021-07-15 Tim Haymes
Southside Observatory
Newtonian 30cm
QHY174m / Clear / 20.0
-1.0 ± 1.9
2021-06-11 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 120.0
-3.0 ± 1.0
2020-10-31 Ferran Grau Horta
Ca L'Ou
Meade ACF 16''
FLI Proline PL1001 / R / 180.0
-1.7 ± 1.4
2020-08-24 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 120.0
-1.7 ± 0.7
2020-08-18 Iakovos Strikis
Elizabeth Observatory of Athens
Sky Watcher Quattro
SBIG STF-8300mm / R / 80.0
-2.0 ± 2.0
2020-08-01 Adam Popowicz
Adam Popowicz
RC12" GSO
ASI ZWO 1600 MM / ATIK 11000M / R / 90.0
-0.3 ± 2.6
2020-07-27 Adrian Jones
Private Observatory (I64)
Meade ACF 30cm
QSI 583 / R / 90.0
-2.8 ± 1.2
2020-06-28 Mauro Calo’
Cavallino
RC
SBIG ST10 / Clear / 120.0
2.5 ± 1.6
2020-06-28 Claudio Lopresti
Claudio Lopresti
Makutov-Newton
CCD Sbig ST8xme / Lum / 240.0
-1.3 ± 1.3
2020-06-28 Dim Stouraitis
Galilaios
SCT
SXVF-H9 Starlight-Xpress / Clear / 40.0
-2.4 ± 1.2
2020-06-17 Fabio Mortari
Hypatia Observatory
Newton 250mm f/4.9
Sbig ST8-XE / R / 200.0
-4.3 ± 1.2
2020-05-31 Adrian Jones
Oldfield Observatory (I64)
Meade ACF 30cm
QSI 583 / R / 90.0
0.7 ± 1.4
2019-09-28 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 120.0
-1.3 ± 0.6
2019-09-17 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / V / 120.0
-0.4 ± 0.6 - Data available
2019-08-14 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Clear / 120.0
-0.7 ± 0.6
2019-08-03 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Clear / 120.0
-0.4 ± 0.6 - Data available
2018-10-21 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 60.0
-1.3 ± 1.0 - Data available
2018-08-26 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
-1.1 ± 0.9 - Data available
2018-07-23 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 120.0
-2.3 ± 0.9
2018-07-17 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 120.0
-2.3 ± 0.9
2018-07-11 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
-1.1 ± 1.0
2018-06-30 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 60.0
0.0 ± 0.9 - Data available
2018-06-30 Alessandro Marchini
Astronomical Observatory, University of Siena
Mak-Cas 0.3m f/5.6
Sbig STL-6303 / R / 300.0
-2.8 ± 1.3
2017-11-19 Mario Morales Aimar
Observatorio de Sencelles MPC K14
10" Meade Schmidt Cassegrain
SBIG ST7-XME / Clear / 100.0
-3.2 ± 1.4
2017-10-16 Anaël Wünsche
Observatoire des Baronnies Provençales
CDK Planewave
SBIG STL11K / Clear / 120.0
0.6 ± 0.7 - Data available
2017-09-29 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
1.2 ± 0.4 - Data available
2017-09-06 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 60.0
-0.3 ± 0.9 - Data available
2016-07-18 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 60.0
-1.1 ± 0.4 - Data available
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