ExoClock

The Star
Simbad GAIA 2MASS	HAT-P-36 DR2 1541532207133249920 J12330390+4454552
RA	12:33:03.9061		DEC	+44:54:55.197
Parallax 3.368 mas		P.M. RA -11.641 mas/y		P.M. DEC 8.065 mas/y
Mag_V 12.15	Mag_R 12.27	Mag_I^* 11.382	Mag_J 11.046	Mag_H 10.723	Mag_K 10.603
Mag_G 12.093		Mag_{G_BP} 12.467		Mag_{G_RP} 11.578
^*Calculated from GAIA magnitudes.

Ephemeris - Verified
Kokori et al. 2021
Mid-time 2457334.53507 ± 0.0001 BJD_TDB
Period 1.32734682 ± 1.2e-07 days
Transit Parameters
Wang et al. 2019
R_p/R_s 0.126 ± 0.0011	a/R_s 4.67 +0.04 -0.03		i 85.2 +0.7 -0.6 deg
R_p/R_s 0.126 ± 0.0011	e 0.063 +0.021 -0.023		ω 51.0 +20.0 -19.0 deg
Depth_R^* 20.66 mmag		Duration^* 2.22 hours
^Calculated from the other parameters, using PyLightcurve. ^*Adjusted to produce a duration that matches the observations.
Limb Darkening Parameters
Bakos et al. 2012
T_eff 5560.0 +100.0 -100.0 K	Log(g) 4.36 +0.05 -0.05 cm/s²		Fe/H 0.26 +0.1 -0.1 dex

ExoClock Status
Observing Priority ExoClock Observations (Recent) Space Observations Literature Mid-times ETD Observations O-C minutes		LOW 80 (26) 28 0.06±0.13

ExoClock Observations

Observation Date	Observer Observatory	Telescope Camera / Filter / Exp [s]	O-C minutes
2022-05-30	Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81)	Ritchey Chretien 40cm-F5.3 CCD ICX453AQ / Lum / 90.0	-4.3 ± 2.0
2022-05-18	Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81)	Ritchey Chretien 40cm-F5.3 CCD ICX453AQ / Lum / 60.0	1.4 ± 1.6
2022-05-18	Alessandro Marchini Astronomical Observatory, University of Siena	Mak-Cas 0.3m f/5.6 Sbig STL-6303 / R / 180.0	1.2 ± 1.4
2022-05-07	David Quiles David Quiles Observatory	Celestron EDGEHD800 ZWO ASI2600 MM / r' / 120.0	0.7 ± 1.0
2022-04-29	Manfred Raetz privat observatory Herges-Hallenberg	SCT 280 /1790 (Celestron C11 with reducer) Moravian Instruments G2-1600 / Clear / 120.0	-0.2 ± 0.9
2022-04-25	Simon Dawes William James II Observatory	Skywatcher MN190 2 ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Lum / 90.0	3.0 ± 1.7
2022-04-25	Kevin Johnson Holbrook Observatory	Meade LX10 EMC Atik 383L+ / Lum / 75.0	2.6 ± 1.9
2022-03-26	Francesco Scaggiante Gruppo Astrofili Salese "GALILEO GALILEI"	NEWTON 410/1710 Custom made with KAF-1603ME CCD sensor / R / 50.0	3.2 ± 1.6
2022-03-22	Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81)	Ritchey Chretien 40cm-F5.3 CCD ICX453AQ / Lum / 90.0	0.4 ± 2.0
2022-03-22	Mark Salisbury POST	Orion Optics ODK SBIG ST-10 XME / R / 300.0	-0.1 ± 1.3
2022-03-18	Kevin Johnson Holbrook Observatory	Meade LX10 EMC Atik 383L+ / R / 180.0	3.9 ± 1.9
2022-03-18	Stéphane Montchaud Burgundy Observatory	Celestron 8 Zwo Asi 1600 / Lum / 120.0	0.3 ± 2.3
2022-03-10	Leon Bewersdorff Observatory Kipshoven (BLEW)	GSO Ritchey-Chrétien QHY268M-PH / V / 60.0	-0.6 ± 1.3
2022-03-06	Andy McGregor Farr Observatory	Celestron C8 ZWO ASI-183MM / R / 400.0	-9.9 ± 4.3
2022-02-26	Efrem Frigeni Resegone Observatory	Corrected Cassegrain CCA SBIG-STF8300M / R / 150.0	2.7 ± 1.6
2022-02-26	Matthieu Bachschmidt Gonachon	Celestron C11 SBIG ST8XME / Astrodon ExoPlanet-BB / 120.0	-0.7 ± 0.9
2022-02-22	Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81)	Ritchey Chretien 40cm-F5.3 CCD ICX453AQ / Lum / 120.0	3.2 ± 1.9
2022-02-22	Esteban García N. Paraje de Ricardo	Sky-Watcher CF 254. 10" ASI ZWO 071 MC-Pro / Clear / 20.0	-2.4 ± 1.4
2022-02-11	Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81)	Ritchey Chretien 40cm-F5.3 CCD ICX453AQ / Lum / 150.0	1.2 ± 1.3
2022-02-11	Simon Dawes William James II Observatory	Skywatcher MN190 2 ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Clear / 120.0	-0.5 ± 1.2
2022-02-11	Fabio Mortari Hypatia Observatory	Ritchey Chretienne 250mm f/5.3 Sbig ST8-XE / Clear / 120.0	-1.2 ± 1.0
2022-01-30	Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81)	Ritchey Chretien 40cm-F5.3 CCD ICX453AQ / Lum / 180.0	1.3 ± 2.2
2022-01-30	Simon Dawes William James II Observatory	Skywatcher MN190 2 ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Clear / 90.0	-1.2 ± 1.3
2022-01-26	Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81)	Ritchey Chretien 40cm-F5.3 CCD ICX453AQ / R / 120.0	-3.1 ± 3.2
2022-01-14	Paolo Arcangelo Matassa P.M.P.H.R. Deep Sky (K81)	Ritchey Chretien 40cm-F4.6 ICX453AQ / Lum / 120.0	0.5 ± 1.3
2022-01-14	Adrian Jones Private Observatory (I64)	Meade ACF 30cm QSI 583 / R / 150.0	-1.1 ± 1.2
2021-05-28	Andre Kovacs MicroObservatory Cecillia	152mm Maksutov Kodak KAF-1402ME / Clear / 60.0	-1.3 ± 3.0
2021-05-08	Andre Kovacs MicroObservatory Cecillia	152mm Maksutov Kodak KAF-1402ME / Clear / 60.0	1.6 ± 2.4
2021-05-02	Jean-Louis Naudin Naudin's Observatory	Orion Astrograph 8" f/3.9 ZWO ASI 294 MC PRO / Clear / 40.0	1.7 ± 1.7
2021-04-29	Adam Popowicz Observatory Pyskowice	RC12" GSO ASI ZWO 1600 MM / ATIK 11000M / R / 240.0	-2.1 ± 2.0
2021-04-25	Fabio Mortari Hypatia Observatory	Ritchey Chretienne 250mm f/5.3 Sbig ST8-XE / R / 250.0	3.7 ± 1.6
2021-04-25	Martin Crow Burnham Observatory	Celestron C9.25 SX694 mono / R / 120.0	1.1 ± 0.9
2021-04-18	Andre Kovacs MicroObservatory Cecillia	152mm Maksutov Kodak KAF-1402ME / Clear / 60.0	4.9 ± 4.3
2021-04-17	Giorgio Baj M57	Ritchey-Chretien Sbig STT1603 ME / R / 120.0	2.4 ± 1.6
2021-03-30	Carmelo Falco GALHassin Robotic Telescope 2 (GRT2)	Giacometti-Fogale RC16 Andor Apogee Aspen CG16M / g' / 60.0	-2.7 ± 1.0
2021-03-22	Harri Kiiskinen Harri Kiiskinen	Takahashi FSQ-85ED QHY163M / R / 60.0	4.2 ± 2.7
2021-03-22	Tõnis Eenmäe Tartu Observatory	Zeiss 600 Andor Ikon-L / R / 50.0	-0.5 ± 0.4
2021-03-22	Yves Jongen Rasteau Observatory	Plane Wave CDK 17" SBIG STXL 11002 / Lum / 120.0	-2.1 ± 1.4
2021-03-22	Claudio Lopresti Claudio Lopresti	Mak-Newton CCD Sbig ST10xme / I / 240.0	-3.1 ± 1.9
2021-03-16	Andre Kovacs MicroObservatory Cecillia	152mm Maksutov Kodak KAF-1402ME / Clear / 60.0	-4.9 ± 2.9
2021-03-06	Fabio Mortari Hypatia Observatory	Ritchey Chretienne 250mm f/5.3 Sbig ST8-XE / R / 250.0	0.4 ± 1.7
2021-03-02	Nikolaos Paschalis Nunki Observatory	Officina Stellare RILA 400 SBIG STXL 11002 / R / 60.0	-1.0 ± 1.4
2021-02-26	Martin Crow Burnham Observatory	Celestron C9.25 SX694 mono / R / 30.0	1.1 ± 1.2
2021-02-24	Andre Kovacs MicroObservatory Cecillia	152mm Maksutov Kodak KAF-1402ME / Clear / 60.0	4.7 ± 5.8
2021-02-20	Andre Kovacs MicroObservatory Cecillia	152mm Maksutov Kodak KAF-1402ME / Clear / 60.0	-0.1 ± 2.7
2021-02-20	Roger Dymock MicroObservatory located at Whipple Observatory	Maksutov reflector KAF 1402ME / Clear / 60.0	-2.4 ± 2.7
2021-02-11	Philip Michel Verulamium (Private Observatory)	Celestron SCT ZWO ASI1600MM / R / 120.0	3.2 ± 1.3
2021-01-31	Andre Kovacs MicroObservatory Cecillia	152mm Maksutov Kodak KAF-1402ME / Clear / 60.0	5.1 ± 4.3
2021-01-30	Fabio Mortari Hypatia Observatory	Newton 250mm f/4.9 Sbig ST8-XE / R / 150.0	2.5 ± 2.6
2021-01-22	Adrian Jones Private Observatory (I64)	Meade ACF 30cm QSI 583 / R / 100.0	-1.4 ± 1.6
2021-01-14	Francois Regembal HRTobs	Astrosib RC360 SBIG STX 16803 / Lum / 120.0	2.9 ± 4.3
2020-05-18	Tõnis Eenmäe Tartu Observatory	Planewave CDK 12.5 Apogee Alta U42 / R / 30.0	1.7 ± 0.9	- Data available
2020-05-14	Tõnis Eenmäe Tartu Observatory	Planewave CDK 12.5 Apogee Alta U42 / R / 30.0	0.5 ± 1.0	- Data available
2020-05-06	Anaël Wünsche Observatoire des Baronnies Provençales	CDK Planewave SBIG STL11K / Clear / 120.0	0.2 ± 0.9	- Data available
2020-04-21	Manfred Raetz privat observatory Herges-Hallenberg	SCT 280 /1790 (Celestron C11 with reducer) Moravian Instruments G2-1600 / Clear / 120.0	-0.6 ± 0.7	- Data available
2020-04-15	Taewoo Kim Deokheung Optical Astronomy Observatory	NYSC 1m Telescope FLI PL-16803 or PI SOPHIA-2048B / R / 120.0	-1.9 ± 0.4	- Data available
2020-04-05	Manfred Raetz privat observatory Herges-Hallenberg	SCT 280 /1790 (Celestron C11 with reducer) Moravian Instruments G2-1600 / Clear / 120.0	0.3 ± 0.9	- Data available
2020-04-01	John Savage Z42 Rushay Farm Observatory	Celeston 14Edge with focal reducer ATIK One 9.0 / R / 120.0	0.5 ± 0.6	- Data available
2020-03-18	Raniero Albanesi 157 Frasso Sabino	Cassegrain 14.5" FLI PROLINE PL1301E-1 / R / 120.0	-0.2 ± 1.7
2020-03-18	Anaël Wünsche Observatoire des Baronnies Provençales	CDK Planewave SBIG STL11K / Clear / 120.0	-0.8 ± 0.9	- Data available
2020-03-10	Alberto Tomatis Alto-Observatory	RC STL 6303 / B / 120.0	-2.0 ± 1.0	- Data available
2020-03-10	Mauro Caló Cavallino	RC SBIG ST10 / R / 120.0	-4.7 ± 1.6	- Data available
2020-03-06	Martin Crow Burnham Observatory	Celestron C9.25 SX694 mono / R / 75.0	5.0 ± 1.6	- Data available
2020-03-06	Alberto Tomatis Alto-Observatory	RC STL 6303 / R / 120.0	3.8 ± 2.6	- Data available
2020-03-02	Nikolaos Paschalis Nunki Observatory	Officina Stellare RILA 400 SBIG STXL 11002 / Rc / 60.0	0.6 ± 2.6	- Data available
2020-03-02	Martin Crow Burnham Observatory	Celestron C9.25 SX694 mono / R / 60.0	0.3 ± 0.9	- Data available
2020-02-19	Anaël Wünsche Observatoire des Baronnies Provençales	CDK Planewave SBIG STL11K / Clear / 60.0	3.1 ± 0.9	- Data available
2020-02-15	Anaël Wünsche Observatoire des Baronnies Provençales	Astelco FLIPL230 / Clear / 60.0	1.1 ± 0.7	- Data available
2020-02-09	Billy Edwards McDonald Observatory	LCO Meade SBIG STX6303 / r' / 90.0	1.2 ± 0.7	- Data available
2020-02-05	Martin Fowler MicroObservatory Cecilia	MicroObservatory robotic telescope KAF 1402ME / Clear / 60.0	-2.8 ± 3.2	- Data available
2020-02-04	Adrian Jones Oldfield Observatory (MPC I64)	Meade ACF QSI 583 / R / 60.0	-2.0 ± 0.9	- Data available
2020-01-19	John Savage Z42 Rushay Farm Observatory	Celeston 14Edge with focal reducer ATIK One 9.0 / Rc / 240.0	1.9 ± 1.7	- Data available
2019-03-15	Mario Morales Aimar Observatorio de Sencelles MPC K14	Reflector 10" SBIG ST7-XME / V / 70.0	2.4 ± 1.3
2019-02-15	Anaël Wünsche Observatoire des Baronnies Provençales	Astelco FLIPL230 / V / 60.0	3.2 ± 0.7	- Data available
2019-02-15	Anaël Wünsche Observatoire des Baronnies Provençales	CDK Planewave SBIG STL11K / Lum / 90.0	0.6 ± 0.7	- Data available
2018-04-21	Nikolaos Paschalis Nunki Observatory	Officina Stellare RILA 400 SBIG STXL 11002 / Rc / 60.0	-4.4 ± 1.7	- Data available
2016-02-16	Anaël Wünsche Observatoire des Baronnies Provençales	CDK Planewave SBIG STL11K / Clear / 120.0	0.7 ± 1.4	- Data available
2014-03-18	Angelos Tsiaras Holomon Astronomical Station	Celestron C11 ATIK4000/11000 / Clear / 60.0	2.4 ± 1.9	- Data available
2012-04-26	Filip Walter Stefanik Observatory	Meade SCT SBIG ST-10XME / Clear / 120.0	-0.1 ± 1.0	- Data available
2012-03-22	Filip Walter Stefanik Observatory	Meade SCT SBIG ST-10XME / R / 90.0	-1.0 ± 0.9	- Data available

Literature Mid-times

Observation Date	Mid-time	Time format	Reference	O-C minutes
2017-04-20	2457864.14544 ± 0.00163	BJD_TDB	Wang et al. 2019	-1.5 ± 2.3
2016-06-24	2457564.16608 ± 0.00219	BJD_TDB	Wang et al. 2019	0.0 ± 3.2
2016-05-06	2457515.05405 ± 0.00102	BJD_TDB	Wang et al. 2019	-0.3 ± 1.5
2016-04-12	2457491.16331 ± 0.00071	BJD_TDB	Wang et al. 2019	1.9 ± 1.0
2016-03-11	2457459.30494 ± 0.00098	BJD_TDB	Wang et al. 2019	-1.1 ± 1.4
2016-02-28	2457447.35849 ± 0.00053	BJD_TDB	Wang et al. 2019	-1.5 ± 0.8
2016-02-20	2457439.39401 ± 0.00098	BJD_TDB	Wang et al. 2019	-2.1 ± 1.4
2016-02-16	2457435.4134 ± 0.0015	BJD_TDB	Wang et al. 2019	-0.0 ± 2.2
2016-02-15	2457434.0858 ± 0.00132	BJD_TDB	Wang et al. 2019	-0.4 ± 1.9
2016-01-18	2457406.21179 ± 0.00092	BJD_TDB	Wang et al. 2019	-0.0 ± 1.3
2016-01-14	2457402.22948 ± 0.00041	BJD_TDB	Wang et al. 2019	-0.4 ± 0.6
2016-01-10	2457398.2483 ± 0.00043	BJD_TDB	Wang et al. 2019	0.8 ± 0.6
2015-04-25	2457138.08645 ± 0.00073	BJD_TDB	Wang et al. 2019	-1.9 ± 1.1
2015-02-16	2457070.3928 ± 0.00085	BJD_TDB	Wang et al. 2019	-0.4 ± 1.2
2015-02-12	2457066.41202 ± 0.00077	BJD_TDB	Wang et al. 2019	1.5 ± 1.1
2015-02-04	2457058.44614 ± 0.00149	BJD_TDB	Wang et al. 2019	-1.1 ± 2.1
2014-05-07	2456785.01425 ± 0.00127	BJD_TDB	Wang et al. 2019	1.1 ± 1.8
2014-04-05	2456753.15819 ± 0.00084	BJD_TDB	Wang et al. 2019	1.5 ± 1.2
2014-04-01	2456749.1758 ± 0.00108	BJD_TDB	Wang et al. 2019	1.0 ± 1.6
2014-03-12	2456729.26439 ± 0.00095	BJD_TDB	Wang et al. 2019	-0.8 ± 1.4
2014-03-08	2456725.281 ± 0.00067	BJD_TDB	Wang et al. 2019	-2.7 ± 1.0
2014-03-04	2456721.30085 ± 0.00084	BJD_TDB	Wang et al. 2019	0.0 ± 1.2
2014-02-10	2456698.73591 ± 0.000149	BJD_TDB	Wang et al. 2019	-0.0 ± 0.2
2013-03-20	2456372.20849 ± 0.00078	BJD_TDB	Wang et al. 2019	-0.2 ± 1.1
2013-03-04	2456356.28178 ± 0.00104	BJD_TDB	Wang et al. 2019	1.9 ± 1.5
2012-03-28	2456015.1511 ± 0.00034	BJD_TDB	Wang et al. 2019	-1.8 ± 0.5
2012-03-20	2456007.18909 ± 0.0007	BJD_TDB	Wang et al. 2019	1.2 ± 1.0
2011-01-03	2455565.18144 ± 0.0002	BJD_UTC	Bakos et al. 2012	0.6 ± 0.3

HAT-P-36b

Discovered by: Bakos et al. 2012

ExoClock Observations

Literature Mid-times