exoclock

HAT-P-1b (MEDIUM)

Discovered by: Bakos et al. 2007

The Star
Simbad
GAIA
2MASS
BD+37 4734B
DR2 1928431764627661440
J22574684+3840302
RA 22:57:46.8443 DEC +38:40:30.355
Parallax
6.262 mas
P.M. RA
32.384 mas/y
P.M. DEC
-41.751 mas/y
MagV
9.87
MagR
10.02
MagI
9.7
MagJ
9.156
MagH
8.923
MagK
8.858
MagG
10.179
MagGBP
10.51
MagGRP
9.714
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2456476.03405 ± 0.00019 BJDTDB
Period
4.46529913 ± 3.7e-07 days

Transit Parameters
Nikolov et al. 2014
Rp/Rs
0.11802 ± 0.00018
a/Rs
9.85 +0.07 -0.07
i
85.63 +0.06 -0.06 deg
e
-
ω
- deg
DepthR*
15.23 mmag
Duration*
2.88 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Torres et al. 2008
Teff
5975.0 +120.0 -120.0 K
Log(g)
4.38 +0.03 -0.03 cm/s2
Fe/H
0.13 +0.08 -0.08 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 5.0"
Total Observations (Recent) 28 (1)
O-C 1.93 ± 0.84 minutes
ExoClock Observations (Recent) 15 (1)
Space Observations (Recent) 0 (0)
ETD Observations (Recent) 3 (0)
Literature Mid-times (Recent) 10 (0)
Kepler Rp/Rs -
TESS Rp/Rs -

HAT-P-1b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
HAT-P-1b (MEDIUM)
2023-07-12
David Quiles
David Quiles Observatory
Celestron EDGEHD 800
Omegon veTEC 571M / R / 90.0
1.65 ± 1.24
HAT-P-1b (MEDIUM)
2022-11-21
Kevin Johnson
Holbrook Observatory
Meade LX10 EMC
Atik 383L+ / R / 180.0
3.19 ± 1.87
HAT-P-1b (MEDIUM)
2022-07-01
Kevin Johnson
Holbrook Observatory
Meade LX10 EMC
Atik 383L+ / R / 45.0
2.72 ± 2.02
HAT-P-1b (MEDIUM)
2022-07-01
Patrick Brandebourg
Patrick Brandebourg (Observatoire du Guernet)
RC 250
Asi294MM Pro / R / 30.0
2.43 ± 3.46
HAT-P-1b (MEDIUM)
2021-11-02
Martin Crow
Burnham Observatory
Celestron C9.25
SX694 mono / R / 20.0
-2.96 ± 4.32
HAT-P-1b (MEDIUM)
2021-10-24
Jacques Michelet
Claix
GSO Ritchey-Chrétien
QSI-632 / R / 30.0
1.36 ± 1.01
HAT-P-1b (MEDIUM)
2021-10-24
Robert Roth
TURMX Observatory
CFF Telescopes 160mm APO
ZWO ASI6200MM Pro / rpr / 60.0
0.49 ± 1.01
HAT-P-1b (MEDIUM)
2021-10-24
Bernhard Wenzel
Vienna Little Telescope - Department of Astrophysics
Cassegrain A=80 cm F=6,64 m
FLI Proline PL16803 / V / 15.0
-0.95 ± 0.86
HAT-P-1b (MEDIUM)
2020-10-05
Harri Kiiskinen
Hankasalmi observatory
RCOS Carbon Tube Ritchey-Chrétien Telescope
SBIG STX-16803 / R / 15.0
2.83 ± 3.02
HAT-P-1b (MEDIUM)
2020-07-22
Martin Smith
Heathwood Road
Skywatcher 120mm ED Apochromatic
Atik 414 ex / R / 12.0
-0.93 ± 4.32
HAT-P-1b (MEDIUM)
2020-07-22
Pierros Papadeas
Archodiko Avias
Celestron EdgeHD 9.25
ASI183MM-Pro / Lum / 10.0
-1.51 ± 2.02
HAT-P-1b (MEDIUM)
2019-12-02
Martin Crow
Burnham Observatory
Celestron C9.25
SX694 mono / R / 20.0
-0.71 ± 2.16
HAT-P-1b (MEDIUM)
2019-09-08
Anaël Wünsche
Observatoire des Baronnies Provençales
CDK Planewave
SBIG STL11K / B / 60.0
2.72 ± 2.16
HAT-P-1b (MEDIUM)
2017-09-28
Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / V / 30.0
-0.07 ± 0.43
HAT-P-1b (MEDIUM)
2016-07-04
Anaël Wünsche
Observatoire des Baronnies Provençales
CDK Planewave
SBIG STL11K / Clear / 60.0
-0.92 ± 5.76

ETD Observations

Planet
Observation Date
Observer(s) ETD link O-C
minutes
HAT-P-1b (MEDIUM)
2022-07-01
Gianluca Rossi1656869547-0.59 ± 2.45
HAT-P-1b (MEDIUM)
2021-08-18
Fran Campos16294782995.28 ± 1.18
HAT-P-1b (MEDIUM)
2013-11-09
Mark Salisbury13842023641.4 ± 1.44

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2012-10-03 Turner et al. 2016 -1.4 ± 1.37
2007-10-08 Johnson et al. 2008 0.69 ± 1.8
2007-09-20 Johnson et al. 2008 -1.14 ± 1.31
2006-11-29 Winn et al. 2007 1.27 ± 4.18
2006-10-02 Winn et al. 2007 0.29 ± 1.54
2006-09-28 Winn et al. 2007 0.57 ± 0.85
2006-09-19 Winn et al. 2007 1.75 ± 0.68
2006-09-19 Winn et al. 2007 -0.38 ± 0.78
2006-09-10 Winn et al. 2007 0.45 ± 1.09
2006-09-01 Winn et al. 2007 -3.71 ± 0.99
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