exoclock

HAT-P-52b (LOW)

Discovered by: Hartman et al. 2015

The Star
Simbad
GAIA
2MASS
HAT-P-52
DR2 128623485853170432
J02505320+2901206
RA 02:50:53.2003 DEC +29:01:20.522
Parallax
2.74 mas
P.M. RA
14.865 mas/y
P.M. DEC
-27.458 mas/y
MagV
14.068
MagR*
13.52
MagI
13.02
MagJ
12.195
MagH
11.745
MagK
11.621
MagG
13.787
MagGBP
14.368
MagGRP
13.091
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2458233.96601 ± 0.0002 BJDTDB
Period
2.7535976 ± 3.6e-07 days

Transit Parameters
Hartman et al. 2015
Rp/Rs
0.116 ± 0.003
a/Rs
8.9 +0.5 -0.5
i
87.0 +0.9 -0.9 deg
e
-
ω
- deg
DepthR*
17.25 mmag
Duration*
2.41 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hartman et al. 2015
Teff
5131.0 +50.0 -50.0 K
Log(g)
4.48 +0.05 -0.05 cm/s2
Fe/H
0.28 +0.08 -0.08 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 9.51"
Total Observations (Recent) 46 (8)
O-C -1.36 ± 0.59 minutes
ExoClock Observations (Recent) 21 (8)
Space Observations (Recent) 23 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 2 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.1137 ± 0.0014

HAT-P-52b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
HAT-P-52b (LOW)
2023-12-28
Dim Stouraitis
Galilaios
SCT
SXVF-H9 Starlight-Xpress / R / 130.0
-3.32 ± 4.61
HAT-P-52b (LOW)
2023-12-17
Marc Deldem
Les Barres Observatory
Celestron C11
SBIG ST10-XME / Clear / 180.0
1.42 ± 1.44
HAT-P-52b (LOW)
2023-12-17
Mercedes Correa
Calar Alto
CAHA 1.23m
DLR MK-IV / I / 120.0
-4.06 ± 1.21
HAT-P-52b (LOW)
2023-11-14
Giuseppe Marino
Gruppo Astrofili Catanesi
Newtonian
SBIG ST-7 XME / Clear / 200.0
-0.92 ± 2.3
HAT-P-52b (LOW)
2023-11-14
Lluis Ribe
Les Pedritxes
Celestron
Moravian G3 16200 / R / 120.0
-1.93 ± 3.02
HAT-P-52b (LOW)
2023-11-03
Adrian Jones
Private Observatory (I64)
Meade ACF 30cm
QSI 583 / Lum / 200.0
-2.52 ± 3.6
HAT-P-52b (LOW)
2023-09-07
Paul De Backer
Sorbus
Ritchey-Chrétien
QHY268M / R / 240.0
1.15 ± 2.45
HAT-P-52b (LOW)
2023-09-07
Pierre Farissier
Astroqueyras France
RC500
sbig / Lum / 180.0
-4.32 ± 2.02
HAT-P-52b (LOW)
2023-01-04
Mark van der Grijp
Trevinca Observatory
William Optics FLT132
ZWO ASI2600mm Pro / Lum / 60.0
-0.17 ± 3.89
HAT-P-52b (LOW)
2022-10-30
Claudio Lopresti
Claudio Lopresti
Meade LX200 12"
CCD Sbig ST9xe / Lum / 180.0
4.22 ± 4.61
HAT-P-52b (LOW)
2022-10-17
David Arnot
OSO PIRATE
PlaneWave Instruments CDK24 24 inch (610 mm) f/6.5 Corrected Dall-Kirkham Astrograph
FLI ProLine KAF-16803 / R / 90.0
-1.27 ± 1.73
HAT-P-52b (LOW)
2022-09-22
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 180.0
0.14 ± 1.58
HAT-P-52b (LOW)
2022-01-03
Vikrant Kumar Agnihotri
Cepheid Observatory India
C11/f6.3 Schmidt-Cassegrain
SX-35 TRIUS mono (KAF11002) / Lum / 120.0
-3.5 ± 3.02
HAT-P-52b (LOW)
2021-12-31
Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 120.0
-4.66 ± 1.01
HAT-P-52b (LOW)
2021-10-26
Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Clear / 120.0
1.16 ± 0.72
HAT-P-52b (LOW)
2021-10-26
Anaël Wünsche
Observatoire des Baronnies Provençales
CDK Planewave 2
ZWO ASI6200 / Clear / 120.0
-1.14 ± 1.44
HAT-P-52b (LOW)
2021-09-18
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
0.39 ± 2.74
HAT-P-52b (LOW)
2021-08-08
Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / Lum / 90.0
-3.84 ± 1.58
HAT-P-52b (LOW)
2017-11-02
Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
-4.26 ± 2.02
HAT-P-52b (LOW)
2016-12-26
Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
1.39 ± 2.45
HAT-P-52b (LOW)
2016-12-04
Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
0.36 ± 0.86

Space Observations

Planet
Observation Date
Mission O-C
minutes
HAT-P-52b (LOW)
2021-11-04
TESS2.9 ± 3.46
HAT-P-52b (LOW)
2021-11-01
TESS0.59 ± 2.16
HAT-P-52b (LOW)
2021-10-29
TESS-1.43 ± 2.02
HAT-P-52b (LOW)
2021-10-26
TESS0.3 ± 2.74
HAT-P-52b (LOW)
2021-10-21
TESS-3.6 ± 2.88
HAT-P-52b (LOW)
2021-10-18
TESS0.43 ± 2.16
HAT-P-52b (LOW)
2021-10-15
TESS-2.6 ± 2.45
HAT-P-52b (LOW)
2021-10-13
TESS-3.9 ± 2.88
HAT-P-52b (LOW)
2021-10-10
TESS-0.73 ± 4.03
HAT-P-52b (LOW)
2021-10-07
TESS3.73 ± 3.17
HAT-P-52b (LOW)
2021-10-04
TESS-2.32 ± 4.03
HAT-P-52b (LOW)
2021-10-02
TESS2.14 ± 2.59
HAT-P-52b (LOW)
2021-09-23
TESS-4.64 ± 3.46
HAT-P-52b (LOW)
2021-09-21
TESS1.12 ± 2.45
HAT-P-52b (LOW)
2021-09-18
TESS-1.05 ± 2.88
HAT-P-52b (LOW)
2021-09-12
TESS1.54 ± 2.45
HAT-P-52b (LOW)
2021-09-10
TESS3.55 ± 3.17
HAT-P-52b (LOW)
2021-09-07
TESS-2.79 ± 2.88
HAT-P-52b (LOW)
2021-09-04
TESS2.39 ± 2.88
HAT-P-52b (LOW)
2021-08-30
TESS0.22 ± 3.02
HAT-P-52b (LOW)
2021-08-27
TESS0.36 ± 2.3
HAT-P-52b (LOW)
2021-08-24
TESS-2.23 ± 2.59
HAT-P-52b (LOW)
2021-08-21
TESS1.37 ± 2.3

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2017-11-16 Wang et al. 2021 1.66 ± 1.38
2011-10-17 Hartman et al. 2015 -0.08 ± 0.59
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