exoclock

HAT-P-66b (LOW)

Discovered by: Hartman et al. 2016

The Star
Simbad
GAIA
2MASS
HAT-P-66
DR2 852608874351434752
J10021743+5357031
RA 10:02:17.4467 DEC +53:57:03.201
Parallax
1.04 mas
P.M. RA
-9.381 mas/y
P.M. DEC
-15.255 mas/y
MagV
12.99
MagR
12.94
MagI
12.339
MagJ
12.001
MagH
11.735
MagK
11.675
MagG
12.892
MagGBP
13.178
MagGRP
12.456
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2458248.50549 ± 0.00033 BJDTDB
Period
2.972089 ± 1.1e-06 days

Transit Parameters
Hartman et al. 2016
Rp/Rs
0.0872 ± 0.0024
a/Rs
5.01 +0.21 -0.32
i
86.2 +1.8 -1.8 deg
e
-
ω
- deg
DepthR*
9.83 mmag
Duration*
4.74 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hartman et al. 2016
Teff
6002.0 +50.0 -50.0 K
Log(g)
3.99 +0.04 -0.04 cm/s2
Fe/H
0.04 +0.08 -0.08 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 9.33"
Total Observations (Recent) 22 (7)
O-C -1.56 ± 1.64 minutes
ExoClock Observations (Recent) 13 (7)
Space Observations (Recent) 8 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.0883 ± 0.0012

HAT-P-66b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
HAT-P-66b (LOW)
2024-03-12
Enrique Arce
Vallbona Observatory
Ritchey Chretien
ZWO ASI 294 MM PRO / Lum / 300.0
10.09 ± 6.05
HAT-P-66b (LOW)
2024-03-12
Esteban Reina
Observatori de Masquefa
Meade LX200
ZWO ASI 294 MM Pro / R / 120.0
4.62 ± 4.9
HAT-P-66b (LOW)
2024-03-07
Guillaume Biesse
Observatoire de la colline Tossius
Ritchey Chretien GSO
ASI 533 MM - Gain=0 / Clear / 180.0
-1.75 ± 5.33
HAT-P-66b (LOW)
2024-03-04
Manfred Raetz
privat observatory Herges-Hallenberg
SCT 280/1850 (C11 with Starizona reducer)
Moravian Instruments G2-1600 / AstrodonExoPlanet-BB / 120.0
7.74 ± 3.31
HAT-P-66b (LOW)
2024-03-04
Adrian Jones
Private Observatory (I64)
Meade ACF 30cm
QSI 583 / Lum / 200.0
-0.47 ± 4.75
HAT-P-66b (LOW)
2024-03-04
LluĂ­s Romero Ventura
Astro-Tolva
RC16"
QHY 268C / Lum / 120.0
-5.36 ± 4.9
HAT-P-66b (LOW)
2024-03-04
Aziz Ettahar Kaeouach
High Atlas Observatory
PlaneWave CDK 12.5
Zwo asi 294 mm pro / Clear / 120.0
-15.88 ± 3.31
HAT-P-66b (LOW)
2022-03-03
Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
FLI Kepler CMOS 4040 / Lum / 120.0
-5.52 ± 2.59
HAT-P-66b (LOW)
2022-03-03
Manfred Raetz
privat observatory Herges-Hallenberg
SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0
-6.09 ± 4.32
HAT-P-66b (LOW)
2022-02-20
Sebastien Brouillard
AstroQueyras
RC500
STX16803 / R / 120.0
4.5 ± 5.76
HAT-P-66b (LOW)
2022-02-11
Adrian Jones
Private Observatory (I64)
Meade ACF 30cm
QSI 583 / Lum / 200.0
0.13 ± 3.17
HAT-P-66b (LOW)
2021-03-21
Paul Benni
Acton Sky Portal
C11 EdgeHD
SBIG ST8XME / AstrodonExoPlanet-BB / 40.0
1.41 ± 1.87
HAT-P-66b (LOW)
2021-01-29
Taewoo Kim
Deokheung Optical Astronomy Observatory
NYSC 1m Telescope
FLI PL-16803 or PI SOPHIA-2048B / R / 120.0
-1.88 ± 4.32

Space Observations

Planet
Observation Date
Mission O-C
minutes
HAT-P-66b (LOW)
2020-02-16
TESS2.03 ± 3.17
HAT-P-66b (LOW)
2020-02-13
TESS-2.45 ± 2.3
HAT-P-66b (LOW)
2020-02-10
TESS4.59 ± 3.74
HAT-P-66b (LOW)
2020-02-07
TESS-3.49 ± 4.46
HAT-P-66b (LOW)
2020-02-02
TESS-0.36 ± 2.74
HAT-P-66b (LOW)
2020-01-30
TESS0.35 ± 2.88
HAT-P-66b (LOW)
2020-01-27
TESS-3.12 ± 3.89
HAT-P-66b (LOW)
2020-01-24
TESS-0.12 ± 2.45

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2015-08-24 Hartman et al. 2016 0.01 ± 1.04
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