exoclock

HAT-P-70b (MEDIUM)

Discovered by: Zhou et al. 2019

The Star
Simbad
GAIA
2MASS
HD 287325
DR2 3291455819447952768
J04581255+0959527
RA 04:58:12.5627 DEC +09:59:52.803
Parallax
2.996 mas
P.M. RA
-2.657 mas/y
P.M. DEC
-4.996 mas/y
MagV
9.47
MagR*
9.363
MagI*
9.227
MagJ
9.068
MagH
9.023
MagK
8.963
MagG
9.452
MagGBP
9.554
MagGRP
9.289
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2459089.978883 ± 8.9e-05 BJDTDB
Period
2.74431939 ± 9.8e-07 days

Transit Parameters
Zhou et al. 2019
Rp/Rs
0.09887 ± 0.00133
a/Rs**
5.31 +0.06 -0.06
i
83.5 +0.91 -1.42 deg
e
-
ω
- deg
DepthR*
11.4 mmag
Duration*
3.67 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Zhou et al. 2019
Teff
8450.0 +540.0 -690.0 K
Log(g)
4.18 +0.06 -0.06 cm/s2
Fe/H
-0.059 +0.075 -0.088 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 5.0"
Total Observations (Recent) 16 (2)
O-C -1.04 ± 0.87 minutes
ExoClock Observations (Recent) 7 (2)
Space Observations (Recent) 8 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.09381 ± 0.00034

HAT-P-70b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
HAT-P-70b (MEDIUM)
2024-01-31
Guillaume Biesse
Observatoire de la colline Tossius
Ritchey Chretien GSO
ASI 533 MM - Gain=0 / Lum / 30.0
-4.79 ± 1.58
HAT-P-70b (MEDIUM)
2024-01-20
Zlatko Orbanić
Explorer
Newton Truss 254mm F/3.8
Atik 414 Ex Mono / rpr / 20.0
7.71 ± 2.45
HAT-P-70b (MEDIUM)
2023-01-20
Miguel Ángel Álava Amat
Sarriguren
Meade SC 8"
Asi 1600 MM / rpr / 180.0
3.65 ± 2.16
HAT-P-70b (MEDIUM)
2023-01-09
Simon Dawes
William James II Observatory
Skywatcher MN190 2
ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / R / 180.0
-3.73 ± 3.74
HAT-P-70b (MEDIUM)
2022-11-05
Martin Crow
Burnham Observatory
Celestron C9.25
SX694 mono / R / 20.0
-0.61 ± 2.88
HAT-P-70b (MEDIUM)
2022-11-05
Mark van der Grijp
Trevinca Observatory
William Optics FLT132
ZWO ASI2600mm Pro / Lum / 30.0
-3.49 ± 1.73
HAT-P-70b (MEDIUM)
2022-01-20
Robert Roth
TURMX Observatory
Planewave CDK17
QHY600M / rpr / 10.0
0.88 ± 1.73

Space Observations

Planet
Observation Date
Mission O-C
minutes
HAT-P-70b (MEDIUM)
2020-12-13
TESS-0.73 ± 0.73
HAT-P-70b (MEDIUM)
2020-12-10
TESS0.58 ± 0.65
HAT-P-70b (MEDIUM)
2020-12-08
TESS-0.46 ± 0.81
HAT-P-70b (MEDIUM)
2020-12-05
TESS-0.15 ± 0.69
HAT-P-70b (MEDIUM)
2020-11-29
TESS-0.2 ± 0.76
HAT-P-70b (MEDIUM)
2020-11-27
TESS0.2 ± 0.72
HAT-P-70b (MEDIUM)
2020-11-24
TESS0.02 ± 0.66
HAT-P-70b (MEDIUM)
2020-11-21
TESS0.44 ± 0.68

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2018-11-17 Zhou et al. 2019 0.0 ± 0.65
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