exoclock

HAT-P-33b (LOW)

Discovered by: Hartman et al. 2011

The Star
Simbad
GAIA
2MASS
HAT-P-33
DR2 893550942158776832
J07324421+3350061
RA 07:32:44.2170 DEC +33:50:06.118
Parallax
2.497 mas
P.M. RA
0.096 mas/y
P.M. DEC
-2.647 mas/y
MagV
11.03
MagR
11.1
MagI*
10.518
MagJ
10.263
MagH
10.061
MagK
10.004
MagG
11.024
MagGBP
11.256
MagGRP
10.664
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2458078.129918 ± 8.8e-05 BJDTDB
Period
3.47447703 ± 1.8e-07 days

Transit Parameters
Hartman et al. 2011
Rp/Rs
0.1058 ± 0.0011
a/Rs
6.56 +0.09 -0.12
i
87.2 +0.0 -0.1 deg
e
-
ω
- deg
DepthR*
14.38 mmag
Duration*
4.31 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hartman et al. 2011
Teff
6446.0 +88.0 -88.0 K
Log(g)
4.146 +0.02 -0.02 cm/s2
Fe/H
0.07 +0.08 -0.08 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 5.0"
Total Observations (Recent) 49 (6)
O-C 0.61 ± 0.45 minutes
ExoClock Observations (Recent) 14 (6)
Space Observations (Recent) 24 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 11 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.10264 ± 0.00022

HAT-P-33b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
HAT-P-33b (LOW)
2024-01-16
Yen-Hsing Lin
NTHU TAT
GSO RC10
Apogee AltaF-6: KAF1001E / Clear / 30.0
2.8 ± 3.74
HAT-P-33b (LOW)
2023-03-16
Andre Kovacs
Moletai Astronomical Observatory (MAO)
35 cm Maksutov f/3.5
Apogee Alta U47 / R / 30.0
2.15 ± 0.96
HAT-P-33b (LOW)
2023-03-16
Francesco Scaggiante
Gruppo Astrofili Salese "GALILEO GALILEI"
NEWTON 410/1710
Custom made with KAF-1603ME CCD sensor / R / 25.0
0.32 ± 1.44
HAT-P-33b (LOW)
2023-03-16
Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0
0.08 ± 1.37
HAT-P-33b (LOW)
2023-03-09
Andre Kovacs
Moletai Astronomical Observatory (MAO)
35 cm Maksutov f/3.5
Apogee Alta U47 / R / 40.0
1.82 ± 0.89
HAT-P-33b (LOW)
2023-03-09
Tõnis Eenmäe
Tartu Observatory
Planewave CDK 12.5
Apogee Alta U42 / R / 50.0
-1.34 ± 1.02
HAT-P-33b (LOW)
2022-01-30
Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 150.0
-1.57 ± 1.44
HAT-P-33b (LOW)
2022-01-23
Andras Dan
Rocca1
Celestron C8
QHY 183 M / AstrodonExoPlanet-BB / 60.0
-3.22 ± 1.3
HAT-P-33b (LOW)
2022-01-23
Mercedes Correa
Sirius B
Meade
Moravian G2 1600 / R / 100.0
-3.79 ± 1.3
HAT-P-33b (LOW)
2021-10-22
Adrian Jones
Private Observatory (I64)
Meade ACF 30cm
QSI 583 / R / 100.0
0.35 ± 1.73
HAT-P-33b (LOW)
2021-02-20
Roland Casali
Alto 2000
Ritchey Chretien
Kepler 400 sCMOS / I / 10.0
-0.23 ± 2.88
HAT-P-33b (LOW)
2021-02-20
Manfred Raetz
privat observatory Herges-Hallenberg
SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0
-1.82 ± 1.3
HAT-P-33b (LOW)
2020-11-19
Riccardo Ciantini
Osservatorio Polifunzionale del Chianti
Ritchey-Chretien
Moravian G4-9000 / V / 30.0
0.03 ± 0.58
HAT-P-33b (LOW)
2020-11-19
Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / R / 120.0
-0.26 ± 1.44

Space Observations

Planet
Observation Date
Mission O-C
minutes
HAT-P-33b (LOW)
2021-12-27
TESS0.67 ± 0.82
HAT-P-33b (LOW)
2021-12-23
TESS-0.52 ± 0.88
HAT-P-33b (LOW)
2021-12-20
TESS0.08 ± 0.82
HAT-P-33b (LOW)
2021-12-13
TESS-1.74 ± 0.85
HAT-P-33b (LOW)
2021-12-09
TESS-0.51 ± 0.88
HAT-P-33b (LOW)
2021-12-06
TESS1.78 ± 0.81
HAT-P-33b (LOW)
2021-11-29
TESS-1.62 ± 0.96
HAT-P-33b (LOW)
2021-11-25
TESS-0.08 ± 0.94
HAT-P-33b (LOW)
2021-11-18
TESS-0.43 ± 0.94
HAT-P-33b (LOW)
2021-11-15
TESS-0.42 ± 0.81
HAT-P-33b (LOW)
2021-11-11
TESS0.51 ± 0.92
HAT-P-33b (LOW)
2021-11-08
TESS0.82 ± 0.76
HAT-P-33b (LOW)
2021-11-05
TESS-0.32 ± 0.79
HAT-P-33b (LOW)
2021-11-01
TESS0.31 ± 0.82
HAT-P-33b (LOW)
2021-10-29
TESS0.39 ± 0.84
HAT-P-33b (LOW)
2021-10-22
TESS-0.14 ± 0.78
HAT-P-33b (LOW)
2021-10-18
TESS-0.67 ± 0.81
HAT-P-33b (LOW)
2021-10-15
TESS1.35 ± 0.78
HAT-P-33b (LOW)
2020-01-18
TESS-0.35 ± 0.91
HAT-P-33b (LOW)
2020-01-14
TESS-0.11 ± 0.82
HAT-P-33b (LOW)
2020-01-11
TESS1.14 ± 0.81
HAT-P-33b (LOW)
2020-01-04
TESS0.7 ± 0.85
HAT-P-33b (LOW)
2019-12-31
TESS1.5 ± 0.84
HAT-P-33b (LOW)
2019-12-28
TESS-0.45 ± 0.84

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2016-01-09 Wang et al. 2017 -0.85 ± 0.95
2015-02-13 Wang et al. 2017 0.56 ± 0.62
2015-01-30 Wang et al. 2017 -1.82 ± 0.68
2015-01-23 Wang et al. 2017 -0.62 ± 0.66
2015-01-16 Wang et al. 2017 0.48 ± 0.66
2014-03-06 Wang et al. 2017 0.42 ± 0.84
2014-03-06 Wang et al. 2017 -0.51 ± 0.66
2014-02-27 Wang et al. 2017 0.08 ± 0.94
2014-02-27 Wang et al. 2017 -0.39 ± 0.99
2013-12-09 Wang et al. 2017 -0.2 ± 1.04
2009-10-06 Hartman et al. 2011 0.27 ± 0.32
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