exoclock

HAT-P-52b

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. 2021
Mid-time
2456581.8074 ± 0.0004 BJDTDB
Period
2.7535973 ± 1.3e-06 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 to produce a duration that matches the 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
ExoClock Observations (Recent)
Space Observations
Literature Mid-times
ETD Observations
O-C minutes
LOW
9 (6)

1

-0.4±0.4

HAT-P-52b


ExoClock Observations

Observation
Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
2022-01-03 Vikrant Kumar Agnihotri
Cepheid Observatory India
C11/f6.3 Schmidt-Cassegrain
SX-35 TRIUS mono (KAF11002) / Lum / 120.0
-3.0 ± 3.0
2021-12-31 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 120.0
-4.1 ± 1.0
2021-10-26 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Clear / 120.0
1.7 ± 0.7
2021-10-26 Anaël Wünsche
Observatoire des Baronnies Provençales
CDK Planewave 2
ZWO ASI6200 / Clear / 120.0
-0.6 ± 1.4
2021-09-18 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
0.9 ± 2.7
2021-08-08 Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / Lum / 90.0
-3.3 ± 1.6
2017-11-02 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
-4.0 ± 2.0 - Data available
2016-12-26 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
1.6 ± 2.4 - Data available
2016-12-04 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 120.0
0.6 ± 0.9 - Data available


Literature Mid-times

Observation
Date
Mid-time Time format Reference O-C
minutes
2011-10-17 2455852.10326 ± 0.00041 BJD_UTC Hartman et al. 2015 -0.1 ± 0.6
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