exoclock

HAT-P-59b (LOW)

Discovered by: Bakos et al. 2021

The Star
Simbad
GAIA
2MASS		 HAT-P-59
DR2 2241743203599727744
J19295008+6231452
RA 19:29:50.0700 DEC +62:31:45.177
Parallax
3.738 mas		 P.M. RA
20.957 mas/y		 P.M. DEC
-6.056 mas/y
MagV
11.901		 MagR
11.64		 MagI*
11.124		 MagJ
10.581		 MagH
10.268		 MagK
10.208
MagG
11.679		 MagGBP
12.059		 MagGRP
11.159
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2459459.36242 ± 9e-05 BJDTDB
Period
4.14197813 ± 8e-07 days
Transit Parameters
Bakos et al. 2021
Rp/Rs
0.10452 ± 0.00096		 a/Rs
9.87 +0.12 -0.12
 i
85.18 +0.1 -0.1 deg
e
-		 ω
- deg
DepthR*
10.98 mmag		 Duration*
2.35 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Bakos et al. 2021
Teff
5678.0 +16.0 -16.0 K
 Log(g)
4.36 +0.01 -0.01 cm/s2
 Fe/H
0.217 +0.049 -0.049 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 6.33"
Total Observations (Recent) 152 (19)
O-C 0.0 ± 0.34 minutes
ExoClock Observations (Recent) 56 (19)
Space Observations (Recent) 95 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.10472 ± 0.00024

HAT-P-59b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
HAT-P-59b (LOW)
2025-10-26		Javier Alonso Santiago
INAF-OACT		Cassegrain 91cm
Moravian C4-1600EC / R / 40.0		1.04 ± 1.41
HAT-P-59b (LOW)
2025-10-01		Arushi Nath
Arushi Nath		12" Ritchey- Chretien Pro
ASI 2600 Mono Camera / R / 180.0		2.67 ± 3.6
HAT-P-59b (LOW)
2025-10-01		Gerold Holtkamp
Observatory Gerold Holtkamp		Newtonian 305/1500
QHY268M / Lum / 30.0		2.38 ± 2.45
HAT-P-59b (LOW)
2025-10-01		Damien Lachat
Jura-Observatory (IAU185)		TBC61 - Newton 24"
ASI294MM-Pro / Clear / 25.0		-1.61 ± 0.96
HAT-P-59b (LOW)
2025-09-02		samuel Diaz Lopez
Tomas Lopez (AstroCamp)		SCA260
ASI2600MM / rpr / 60.0		4.75 ± 2.3
HAT-P-59b (LOW)
2025-09-02		Moises Portillo
Elguin		GSO
Omegon vetec16000c / AstrodonExoPlanet-BB / 120.0		-1.01 ± 4.9
HAT-P-59b (LOW)
2025-08-13		Bryan Martin
Tiger Butte Observatory Remote		AG Optical IDK
ZWO ASI 294 / R / 150.0		0.56 ± 2.59
HAT-P-59b (LOW)
2025-08-04		Clarissa Calamai
Osservatorio Polifunzionale del Chianti		Ritchey-Chretien
Moravian G4-9000 / R / 45.0		0.25 ± 0.65
HAT-P-59b (LOW)
2025-08-04		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 120.0		0.02 ± 1.31
HAT-P-59b (LOW)
2025-08-04		Jordi González-Edo
Landete-Kea		C11
ASI 2600MM pro / Lum / 80.0		-1.8 ± 3.02
HAT-P-59b (LOW)
2025-07-06		samuel Diaz Lopez
Tomas Lopez (AstroCamp)		SCA260
ASI2600MM / rpr / 115.0		0.28 ± 3.46
HAT-P-59b (LOW)
2025-06-07		samuel Diaz Lopez
Tomas Lopez (AstroCamp)		SCA260
ASI2600MM / rpr / 136.0		5.24 ± 2.74
HAT-P-59b (LOW)
2025-06-07		Tommaso Dittadi
TD-TRO		Ritchey-Chretien
Moravian G2-1600 / R / 120.0		3.95 ± 1.58
HAT-P-59b (LOW)
2025-06-07		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave 2
ZWO ASI6200 / R / 120.0		2.94 ± 1.58
HAT-P-59b (LOW)
2025-06-07		Arturo Martín Saura
OBSERVATORIO SURESTE ESTELAR		SC C8
ASI294mm pro / Clear / 100.0		1.07 ± 2.59
HAT-P-59b (LOW)
2025-06-07		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		-2.1 ± 3.17
HAT-P-59b (LOW)
2025-06-07		Fabio Mortari
Hypatia Observatory		Ritchey Chretienne 250mm f/5.3
MORAVIAN C2-7000A / R / 150.0		-3.69 ± 2.74
HAT-P-59b (LOW)
2025-05-10		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 80.0		-2.75 ± 1.73
HAT-P-59b (LOW)
2025-04-11		Ramon Naves
Montcabrer		Meade LX200 12" ACF
Moravian G4-9000 / ipr / 120.0		-2.11 ± 2.3
HAT-P-59b (LOW)
2024-11-21		Leon Bewersdorff
Starfront Observatories		Corrected Ritchey-Chrétien
QHY268M / AstrodonExoPlanet-BB / 60.0		-2.03 ± 4.03
HAT-P-59b (LOW)
2024-09-15		Dominique DANIEL
La Montjoie		T250 Skyvision
Camera CMOS ZWO ASI2600MC pro (color) / Clear / 120.0		-1.96 ± 3.02
HAT-P-59b (LOW)
2024-09-15		Gerard Tartalo
Dark Energy Observatory		Ts Photoline triplet apo 115/800 F7
Qhy294M pro / rpr / 120.0		-2.96 ± 4.75
HAT-P-59b (LOW)
2024-09-15		Mercedes Correa
Sirius B		Meade
Moravian G2 1600 / R / 120.0		-3.54 ± 2.16
HAT-P-59b (LOW)
2024-09-15		Alex Capdevila Corral
Albatàrrec observatory		Ts-Photoline
ZWO 2600MC / Clear / 120.0		-5.12 ± 4.03
HAT-P-59b (LOW)
2024-08-17		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		6.61 ± 5.47
HAT-P-59b (LOW)
2024-07-19		Mario Morales-Aimar
Observatorio de Sencelles MPC K14		Reflector 10"
SBIG ST7-XME / Clear / 60.0		-2.11 ± 1.87
HAT-P-59b (LOW)
2024-07-19		Xavier Bros
Anysllum		Newton Orion Optics 14" f4.6
ASI2600MM Pro / R / 180.0		-3.55 ± 2.74
HAT-P-59b (LOW)
2024-06-25		Miguel Ángel Álava Amat
Sarriguren		Meade SC 8"
Asi 1600 MM / rpr / 180.0		-0.14 ± 2.88
HAT-P-59b (LOW)
2024-05-22		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 45.0		3.79 ± 5.76
HAT-P-59b (LOW)
2024-04-23		Deborah Smith
Complejo Astronomico Los Coloraos, Gorafe		Celestron C11
QHY9 / R / 120.0		-0.03 ± 3.31
HAT-P-59b (LOW)
2024-03-30		David Bennett
Rickford Observatory		GSO RC
ZWO ASI2600MM Pro / R / 120.0		0.78 ± 3.6
HAT-P-59b (LOW)
2024-03-30		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		-1.81 ± 4.75
HAT-P-59b (LOW)
2024-02-01		Fabio Mortari
Hypatia Observatory		Ritchey Chretienne 250mm f/5.3
MORAVIAN C2-7000A / R / 150.0		2.5 ± 3.17
HAT-P-59b (LOW)
2024-02-01		Zlatko Orbanić
Explorer		Newton Truss 254mm F/3.8
Atik 414 Ex Mono / rpr / 120.0		0.06 ± 4.9
HAT-P-59b (LOW)
2023-08-06		Giovanni Calapai
Home Astronomical Observatory		Celestron 11 Schmidt-Cassegrain
Atik 314L+ / Clear / 100.0		3.88 ± 3.89
HAT-P-59b (LOW)
2023-08-06		jean paul vergne
CH9-gapra		Ritchey Chretien
zwo 294mm pro / Clear / 120.0		-1.01 ± 2.3
HAT-P-59b (LOW)
2023-08-06		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 100.0		-2.45 ± 1.87
HAT-P-59b (LOW)
2023-08-02		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		-0.61 ± 5.9
HAT-P-59b (LOW)
2023-07-09		Thomas Mollier
Tomastro		Newtonian
ZWO ASI1600MMC / Clear / 120.0		3.81 ± 3.02
HAT-P-59b (LOW)
2023-07-09		Adam Popowicz
Otivar dome2		Newton 12" ASA
ASI ZWO 1600MM / R / 65.0		2.51 ± 2.45
HAT-P-59b (LOW)
2023-07-09		Eric Miny
BLOIS SOLOGNE ASTRONOMIE OBSERVATORY		Newton T305
QSI 683WS / Lum / 60.0		1.22 ± 1.87
HAT-P-59b (LOW)
2023-07-09		Dominique DANIEL
La Montjoie		T250 Skyvision
Camera CMOS ZWO ASI2600MC pro (color) / Clear / 60.0		0.35 ± 2.02
HAT-P-59b (LOW)
2023-07-09		jean paul vergne
CH9-gapra		Ritchey Chretien
zwo 294mm pro / Clear / 120.0		-4.54 ± 2.59
HAT-P-59b (LOW)
2023-05-07		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		0.74 ± 5.18
HAT-P-59b (LOW)
2023-05-03		Yen-Hsing Lin
NTHU Observatory		Showa 10"
ASI6200MM Pro / Lum / 120.0		2.87 ± 2.59
HAT-P-59b (LOW)
2022-10-16		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 90.0		-2.82 ± 2.59
HAT-P-59b (LOW)
2022-09-17		Simon Dawes
William James II Observatory		Skywatcher MN190 2
ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Lum / 90.0		-0.3 ± 2.45
HAT-P-59b (LOW)
2022-08-19		Simon Dawes
William James II Observatory		Skywatcher MN190 2
ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Lum / 120.0		-6.57 ± 4.32
HAT-P-59b (LOW)
2022-07-01		Thomas Sprecher
SHED OBSERVATORY		RC8 WITH .8FR
ASI533 MC PRO / Clear / 120.0		-4.79 ± 2.45
HAT-P-59b (LOW)
2022-05-24		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 90.0		0.69 ± 2.59
HAT-P-59b (LOW)
2022-05-24		Dim Stouraitis
Galilaios		SCT
SXVF-H9 Starlight-Xpress / R / 50.0		-1.47 ± 2.3
HAT-P-59b (LOW)
2022-04-25		Kevin Johnson
Holbrook Observatory		Meade LX10 EMC
Atik 383L+ / Lum / 75.0		-8.46 ± 3.31
HAT-P-59b (LOW)
2022-03-27		Anaël Wünsche
Observatoire des Baronnies Provençales		Astelco
FLIPL230 / R / 120.0		-0.9 ± 2.45
HAT-P-59b (LOW)
2022-03-27		Martin Crow
Burnham Observatory		Celestron C9.25
SX694 mono / R / 120.0		-2.49 ± 2.02
HAT-P-59b (LOW)
2022-03-27		David Wright
Yorick (private observatory)		10" Ritchey-Chretien
QSI 683WSG-8 / R / 200.0		-5.08 ± 2.59
HAT-P-59b (LOW)
2022-02-26		Trevor Gainey
Kismet		Meade LX200
ZWO ASI 294 MC Pro / R / 90.0		-2.85 ± 3.46

Space Observations
Planet
Observation Date		 Mission O-C
minutes
HAT-P-59b (LOW)
2023-01-16		TESS-1.2 ± 1.22
HAT-P-59b (LOW)
2023-01-03		TESS-0.04 ± 1.09
HAT-P-59b (LOW)
2022-12-22		TESS0.63 ± 1.24
HAT-P-59b (LOW)
2022-12-18		TESS1.37 ± 1.22
HAT-P-59b (LOW)
2022-12-13		TESS0.51 ± 1.17
HAT-P-59b (LOW)
2022-12-05		TESS-0.09 ± 1.11
HAT-P-59b (LOW)
2022-12-01		TESS-2.44 ± 1.4
HAT-P-59b (LOW)
2022-11-23		TESS-0.27 ± 1.2
HAT-P-59b (LOW)
2022-11-19		TESS2.48 ± 1.07
HAT-P-59b (LOW)
2022-11-10		TESS0.73 ± 1.09
HAT-P-59b (LOW)
2022-11-06		TESS2.63 ± 1.11
HAT-P-59b (LOW)
2022-11-02		TESS-0.15 ± 1.15
HAT-P-59b (LOW)
2022-10-29		TESS0.87 ± 1.15
HAT-P-59b (LOW)
2022-10-25		TESS2.81 ± 1.07
HAT-P-59b (LOW)
2022-10-21		TESS-0.21 ± 1.09
HAT-P-59b (LOW)
2022-10-16		TESS0.15 ± 1.05
HAT-P-59b (LOW)
2022-10-08		TESS1.17 ± 1.02
HAT-P-59b (LOW)
2022-10-04		TESS-0.52 ± 1.01
HAT-P-59b (LOW)
2022-09-01		TESS-2.92 ± 1.05
HAT-P-59b (LOW)
2022-08-28		TESS0.22 ± 1.12
HAT-P-59b (LOW)
2022-08-24		TESS1.5 ± 1.02
HAT-P-59b (LOW)
2022-08-19		TESS0.57 ± 1.37
HAT-P-59b (LOW)
2022-08-15		TESS0.86 ± 1.27
HAT-P-59b (LOW)
2022-08-11		TESS-0.38 ± 1.32
HAT-P-59b (LOW)
2022-08-07		TESS0.85 ± 1.09
HAT-P-59b (LOW)
2022-08-03		TESS-1.77 ± 1.21
HAT-P-59b (LOW)
2022-07-30		TESS1.64 ± 1.3
HAT-P-59b (LOW)
2022-07-26		TESS-0.48 ± 1.14
HAT-P-59b (LOW)
2022-07-17		TESS1.17 ± 1.4
HAT-P-59b (LOW)
2022-07-13		TESS-0.82 ± 1.34
HAT-P-59b (LOW)
2022-07-09		TESS-2.19 ± 0.91
HAT-P-59b (LOW)
2022-07-05		TESS-1.3 ± 1.31
HAT-P-59b (LOW)
2022-07-01		TESS-0.58 ± 1.28
HAT-P-59b (LOW)
2022-06-27		TESS2.31 ± 1.3
HAT-P-59b (LOW)
2022-06-22		TESS-0.33 ± 1.11
HAT-P-59b (LOW)
2022-06-18		TESS0.39 ± 1.25
HAT-P-59b (LOW)
2022-06-14		TESS-0.59 ± 1.58
HAT-P-59b (LOW)
2022-06-10		TESS1.38 ± 1.15
HAT-P-59b (LOW)
2022-06-06		TESS0.25 ± 1.18
HAT-P-59b (LOW)
2022-06-02		TESS0.06 ± 1.25
HAT-P-59b (LOW)
2022-05-29		TESS0.36 ± 1.2
HAT-P-59b (LOW)
2022-05-24		TESS1.08 ± 1.24
HAT-P-59b (LOW)
2022-05-20		TESS1.52 ± 1.44
HAT-P-59b (LOW)
2022-05-16		TESS3.42 ± 1.07
HAT-P-59b (LOW)
2022-05-12		TESS0.88 ± 1.44
HAT-P-59b (LOW)
2022-05-04		TESS-0.07 ± 1.08
HAT-P-59b (LOW)
2022-04-30		TESS-2.46 ± 1.4
HAT-P-59b (LOW)
2022-04-21		TESS-1.09 ± 1.21
HAT-P-59b (LOW)
2022-04-17		TESS-0.93 ± 1.09
HAT-P-59b (LOW)
2022-04-05		TESS-2.18 ± 1.09
HAT-P-59b (LOW)
2022-04-01		TESS-2.08 ± 1.41
HAT-P-59b (LOW)
2022-03-23		TESS2.51 ± 1.18
HAT-P-59b (LOW)
2022-03-19		TESS-1.05 ± 1.22
HAT-P-59b (LOW)
2022-03-11		TESS-0.61 ± 1.21
HAT-P-59b (LOW)
2022-03-07		TESS0.91 ± 1.24
HAT-P-59b (LOW)
2022-03-03		TESS-0.89 ± 1.18
HAT-P-59b (LOW)
2022-02-22		TESS-0.13 ± 1.01
HAT-P-59b (LOW)
2022-02-18		TESS-1.27 ± 1.15
HAT-P-59b (LOW)
2022-02-10		TESS-0.27 ± 1.18
HAT-P-59b (LOW)
2022-02-06		TESS0.72 ± 1.15
HAT-P-59b (LOW)
2022-02-02		TESS0.98 ± 1.25
HAT-P-59b (LOW)
2022-01-24		TESS0.21 ± 1.05
HAT-P-59b (LOW)
2022-01-20		TESS-1.36 ± 1.3
HAT-P-59b (LOW)
2022-01-12		TESS-1.53 ± 1.28
HAT-P-59b (LOW)
2022-01-08		TESS-0.41 ± 1.38
HAT-P-59b (LOW)
2022-01-04		TESS-0.42 ± 1.18
HAT-P-59b (LOW)
2021-08-16		TESS-0.59 ± 1.44
HAT-P-59b (LOW)
2021-08-12		TESS-1.09 ± 1.25
HAT-P-59b (LOW)
2021-08-08		TESS-1.21 ± 1.25
HAT-P-59b (LOW)
2021-08-03		TESS1.62 ± 1.24
HAT-P-59b (LOW)
2021-07-30		TESS-1.14 ± 1.73
HAT-P-59b (LOW)
2021-07-26		TESS-0.01 ± 1.24
HAT-P-59b (LOW)
2020-07-02		TESS-1.52 ± 1.21
HAT-P-59b (LOW)
2020-06-28		TESS0.97 ± 1.2
HAT-P-59b (LOW)
2020-06-23		TESS-1.05 ± 1.22
HAT-P-59b (LOW)
2020-06-19		TESS2.23 ± 1.41
HAT-P-59b (LOW)
2020-06-15		TESS0.17 ± 1.15
HAT-P-59b (LOW)
2020-06-11		TESS1.21 ± 1.14
HAT-P-59b (LOW)
2020-06-07		TESS-1.06 ± 1.24
HAT-P-59b (LOW)
2020-06-03		TESS2.43 ± 1.22
HAT-P-59b (LOW)
2020-05-30		TESS-0.23 ± 1.2
HAT-P-59b (LOW)
2020-05-25		TESS0.72 ± 1.2
HAT-P-59b (LOW)
2020-05-21		TESS1.57 ± 1.25
HAT-P-59b (LOW)
2020-05-17		TESS1.13 ± 1.22
HAT-P-59b (LOW)
2020-05-09		TESS-1.52 ± 1.37
HAT-P-59b (LOW)
2020-05-05		TESS1.54 ± 1.25
HAT-P-59b (LOW)
2020-05-01		TESS1.45 ± 1.38
HAT-P-59b (LOW)
2020-04-26		TESS0.1 ± 1.38
HAT-P-59b (LOW)
2020-04-22		TESS-1.49 ± 1.27
HAT-P-59b (LOW)
2020-04-18		TESS-1.43 ± 1.18
HAT-P-59b (LOW)
2020-04-14		TESS-0.82 ± 1.2
HAT-P-59b (LOW)
2020-04-10		TESS0.84 ± 1.3
HAT-P-59b (LOW)
2020-04-06		TESS0.01 ± 1.41
HAT-P-59b (LOW)
2020-03-28		TESS-0.83 ± 1.44
HAT-P-59b (LOW)
2020-03-24		TESS-1.72 ± 1.25

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2019-05-15 Bakos et al. 2021 0.03 ± 0.3
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