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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 - Not verified False
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
22 (10)
-0.55±0.16
0
HAT-P-23b


ExoClock Observations
Obs. Date O-C (min) Observer
Observatory
Telescope
Camera / Filter / Exp [s]
2020-08-24 -1.7 ± 0.7 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 120.0
2020-08-18 -2.0 ± 2.0 Iakovos Strikis
Elizabeth Observatory of Athens
Sky Watcher Quattro
SBIG STF-8300mm / R / 80.0
2020-08-01 -0.3 ± 2.6 Adam Popowicz
Adam Popowicz
RC12" GSO
ASI ZWO 1600 MM / ATIK 11000M / R / 90.0
2020-07-27 -2.8 ± 1.2 Adrian Jones
Private Observatory (I64)
Meade ACF 30cm
QSI 583 / R / 90.0
2020-06-28 2.5 ± 1.6 Mauro Calo’
Cavallino
RC
SBIG ST10 / Clear / 120.0
2020-06-28 -0.7 ± 1.0 Alberto Tomatis
Alto-Observatory
RC
STL 6303 / Lum / 120.0
2020-06-28 -1.3 ± 1.3 Claudio Lopresti
Claudio Lopresti
Makutov-Newton
CCD Sbig ST8xme / Lum / 240.0
2020-06-28 -2.4 ± 1.2 Dim Stouraitis
Galilaios
SCT
SXVF-H9 Starlight-Xpress / Clear / 40.0
2020-06-17 -4.3 ± 1.2 Fabio Mortari
Hypatia Observatory
Newton 250mm f/4.9
Sbig ST8-XE / R / 200.0
2020-05-31 0.7 ± 1.4 Adrian Jones
Oldfield Observatory (I64)
Meade ACF 30cm
QSI 583 / R / 90.0
2019-09-28 -1.3 ± 0.6 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 120.0
2019-09-17 -0.4 ± 0.6 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / V / 120.0
2019-08-03 -0.4 ± 0.6 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Clear / 120.0
2018-10-21 -1.3 ± 1.0 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 60.0
2018-08-26 -1.1 ± 0.9 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
2018-07-23 -2.3 ± 0.9 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 120.0
2018-07-17 -2.3 ± 0.9 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 120.0
2018-06-30 0.0 ± 0.9 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 60.0
2017-10-16 0.6 ± 0.7 Anaël Wünsche
Observatoire des Baronnies Provençales
CDK Planewave
SBIG STL11K / Clear / 120.0
2017-09-29 1.2 ± 0.4 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
2017-09-06 1.1 ± 0.7 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 60.0
2016-07-18 -1.1 ± 0.4 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 60.0
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