exoclock

HAT-P-22b (LOW)

Discovered by: Bakos et al. 2011

The Star
Simbad
GAIA
2MASS		 HD 233731
DR2 846946629987527168
J10224361+5007420
RA 10:22:43.5924 DEC +50:07:42.063
Parallax
12.201 mas		 P.M. RA
-26.182 mas/y		 P.M. DEC
83.727 mas/y
MagV
9.76		 MagR
9.44		 MagI*
8.905		 MagJ
8.293		 MagH
7.935		 MagK
7.837
MagG
9.519		 MagGBP
9.949		 MagGRP
8.961
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2458261.30598 ± 6.9e-05 BJDTDB
Period
3.21223218 ± 1.9e-07 days
Transit Parameters
Bakos et al. 2011
Rp/Rs
0.1065 ± 0.0017		 a/Rs
8.6 +0.3 -0.3
 i
86.9 +0.6 -0.5 deg
e
0.016 +0.009 -0.009
 ω
156.0 +66.0 -66.0 deg
DepthR*
14.48 mmag		 Duration*
2.86 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Bakos et al. 2011
Teff
5302.0 +80.0 -80.0 K
 Log(g)
4.36 +0.04 -0.04 cm/s2
 Fe/H
0.24 +0.08 -0.08 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 5.0"
Total Observations (Recent) 71 (8)
O-C 0.65 ± 0.32 minutes
ExoClock Observations (Recent) 33 (8)
Space Observations (Recent) 7 (0)
ETD Observations (Recent) 24 (0)
Literature Mid-times (Recent) 7 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.11094 ± 0.0002

HAT-P-22b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
HAT-P-22b (LOW)
2024-05-11		Andre Kovacs
Moletai Astronomical Observatory (MAO)		35 cm Maksutov f/3.5
Apogee Alta U47 / I / 8.0		1.22 ± 0.84
HAT-P-22b (LOW)
2024-04-12		Giovanni Calapai
Home Astronomical Observatory		Celestron 11 Schmidt-Cassegrain
Atik 314L+ / Clear / 90.0		7.57 ± 3.17
HAT-P-22b (LOW)
2024-04-12		Eric Miny
BLOIS SOLOGNE ASTRONOMIE OBSERVATORY		Newton T305
QSI 683WS / R / 45.0		5.13 ± 3.31
HAT-P-22b (LOW)
2024-04-12		Gerard Tartalo
Dark Energy Observatory		Ts Photoline triplet apo 115/800 F7
Qhy294M pro / rpr / 15.0		2.82 ± 1.73
HAT-P-22b (LOW)
2024-04-12		Deborah Smith
El Olivar, Gergal, Spain		Celestron C8
ASI2600MM / Clear / 60.0		-0.06 ± 1.44
HAT-P-22b (LOW)
2024-04-12		Fabio Mortari
Hypatia Observatory		Ritchey Chretienne 250mm f/5.3
MORAVIAN C2-7000A / Clear / 60.0		-0.63 ± 3.89
HAT-P-22b (LOW)
2024-03-08		Hao-Yuan Duan
Lulin Observatory, Taiwan		GSO RC12
ASI 294MM Pro / I / 30.0		1.03 ± 4.03
HAT-P-22b (LOW)
2023-12-16		David Quiles
David Quiles Observatory		Celestron EDGEHD 800
Omegon veTEC 571M / R / 120.0		-4.1 ± 1.87
HAT-P-22b (LOW)
2023-05-02		Eric Miny
BLOIS SOLOGNE ASTRONOMIE OBSERVATORY		Newton T305
QSI 683WS / R / 45.0		-2.11 ± 1.58
HAT-P-22b (LOW)
2023-03-02		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / R / 120.0		1.69 ± 0.68
HAT-P-22b (LOW)
2023-01-28		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 20.0		2.26 ± 1.44
HAT-P-22b (LOW)
2022-12-14		Andre Kovacs
Moletai Astronomical Observatory (MAO)		35 cm Maksutov f/3.5
Apogee Alta U47 / R / 12.0		-0.03 ± 0.49
HAT-P-22b (LOW)
2022-05-16		Marco Iozzi
H.O.B. Astronomical Observatory (MPC code L63)		Schmidt Cassegrain
CCD ATIK 383L+ / V / 21.0		1.21 ± 4.32
HAT-P-22b (LOW)
2022-05-16		Mauro Caló
Cavallino		RC
SBIG ST10 / Lum / 60.0		-2.1 ± 2.45
HAT-P-22b (LOW)
2022-02-28		Claudio Lopresti
Claudio Lopresti		Mak-Newton
CCD Sbig ST10xme / R / 120.0		4.63 ± 1.15
HAT-P-22b (LOW)
2022-01-30		Cyrille Aumasson
observatory of Baronnies Provençales		CDK PLANEWAVE 17"
zwo asi 6200 / Clear / 60.0		0.01 ± 0.72
HAT-P-22b (LOW)
2021-04-03		Matthieu Bachschmidt
Gonachon		Celestron C11
SBIG ST8XME / AstrodonExoPlanet-BB / 30.0		-0.1 ± 1.15
HAT-P-22b (LOW)
2021-03-02		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / I / 120.0		1.66 ± 0.72
HAT-P-22b (LOW)
2021-03-02		Fabio Mortari
Hypatia Observatory		Ritchey Chretienne 250mm f/5.3
Sbig ST8-XE / R / 120.0		0.94 ± 2.74
HAT-P-22b (LOW)
2020-12-18		Valère Perroud
Observatoire de Duines		RC 10
Moravian G2-4000 / V / 30.0		2.44 ± 1.87
HAT-P-22b (LOW)
2020-05-20		Geoffrey Thurston
I67		Celestron C-14
Atik 314L+ / R / 20.0		1.17 ± 1.44
HAT-P-22b (LOW)
2020-05-04		Fabio Mortari
Hypatia Observatory		Newton 250mm f/4.9
Sbig ST8-XE / rpr / 120.0		-2.19 ± 4.32
HAT-P-22b (LOW)
2020-04-06		Martin Crow
Burnham Observatory		Celestron C9.25
SX694 mono / R / 25.0		1.68 ± 0.86
HAT-P-22b (LOW)
2020-04-06		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave
SBIG STL11K / B / 60.0		1.53 ± 2.16
HAT-P-22b (LOW)
2020-04-06		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / R / 120.0		0.09 ± 0.86
HAT-P-22b (LOW)
2020-03-20		Nikolaos Paschalis
Nunki Observatory		Officina Stellare RILA 400
SBIG STXL 11002 / R / 60.0		-1.55 ± 2.16
HAT-P-22b (LOW)
2020-03-04		Mauro Caló
Cavallino		RC
SBIG ST10 / R / 60.0		-3.91 ± 2.45
HAT-P-22b (LOW)
2020-02-21		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 20.0		0.6 ± 1.44
HAT-P-22b (LOW)
2020-02-17		Nikolaos Paschalis
Nunki Observatory		Officina Stellare RILA 400
SBIG STXL 11002 / R / 60.0		1.37 ± 1.87
HAT-P-22b (LOW)
2020-01-26		Billy Edwards
McDonald Observatory		LCO Meade
SBIG STX6303 / rpr / 10.0		-4.79 ± 4.32
HAT-P-22b (LOW)
2020-01-19		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 10.0		4.81 ± 3.17
HAT-P-22b (LOW)
2020-01-07		Mauro Caló
Cavallino		RC
SBIG ST10 / Lum / 60.0		0.1 ± 7.2
HAT-P-22b (LOW)
2019-01-28		Steven Peterson
Vail View Observatory H18		RCOS 14.5" f/ 7.9
SBIG STL-1301E / I / 60.0		0.98 ± 0.48

Space Observations
Planet
Observation Date		 Mission O-C
minutes
HAT-P-22b (LOW)
2020-02-14		TESS0.36 ± 0.26
HAT-P-22b (LOW)
2020-02-11		TESS-0.08 ± 0.27
HAT-P-22b (LOW)
2020-02-08		TESS-0.4 ± 0.27
HAT-P-22b (LOW)
2020-02-01		TESS-0.29 ± 0.29
HAT-P-22b (LOW)
2020-01-29		TESS-0.14 ± 0.27
HAT-P-22b (LOW)
2020-01-26		TESS-0.4 ± 0.23
HAT-P-22b (LOW)
2020-01-23		TESS0.27 ± 0.29

ETD Observations
Planet
Observation Date		 Observer(s) ETD link O-C
minutes
HAT-P-22b (LOW)
2021-03-02		Jens Jacobsen16147978311.95 ± 2.16
HAT-P-22b (LOW)
2020-05-04		Alberto Tomatis1588670478-0.9 ± 2.45
HAT-P-22b (LOW)
2020-03-20		Michael Theusner1584874942-0.83 ± 1.15
HAT-P-22b (LOW)
2019-12-25		Pere Guerra15773911801.0 ± 1.15
HAT-P-22b (LOW)
2019-04-05		Veli-Pekka Hentunen15545536850.77 ± 1.3
HAT-P-22b (LOW)
2019-03-07		JOSEP GAITAN1552034513-1.69 ± 1.01
HAT-P-22b (LOW)
2019-02-23		Fran Campos1551474670-1.8 ± 0.86
HAT-P-22b (LOW)
2019-01-21		Anael Wunsche15481641030.54 ± 2.16
HAT-P-22b (LOW)
2017-03-27		Manfred Raetz15312573890.05 ± 1.3
HAT-P-22b (LOW)
2017-01-25		David Molina14854695680.93 ± 0.86
HAT-P-22b (LOW)
2015-04-14		AAAV Astrofili Valdera14290546832.13 ± 2.59
HAT-P-22b (LOW)
2015-04-02		Marc Bretton1427952822-1.57 ± 1.15
HAT-P-22b (LOW)
2015-01-14		Francesco Scaggiante, Danilo Zardin14213180042.28 ± 2.45
HAT-P-22b (LOW)
2015-01-02		Ramon Naves Nogues14201881330.45 ± 1.3
HAT-P-22b (LOW)
2014-05-02		Mark Salisbury1399444587-1.5 ± 0.72
HAT-P-22b (LOW)
2013-04-09		Stan Shadick1366574033-1.37 ± 1.87
HAT-P-22b (LOW)
2012-04-11		Stan Shadick13343436011.85 ± 1.87
HAT-P-22b (LOW)
2012-01-21		Giuseppe Marino1327260991-1.89 ± 1.3
HAT-P-22b (LOW)
2012-01-12		Stan Shadick13332217083.58 ± 1.87
HAT-P-22b (LOW)
2012-01-09		Stan Shadick13337254901.03 ± 2.16
HAT-P-22b (LOW)
2011-05-13		Stan Shadick and Michael Butler1310072470-1.54 ± 1.87
HAT-P-22b (LOW)
2011-03-09		roberto zambelli1299788165-0.18 ± 0.86
HAT-P-22b (LOW)
2011-02-21		Luboš Brát12983347780.34 ± 1.01
HAT-P-22b (LOW)
2011-02-09		Luboš Brát12972378061.39 ± 0.86

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2017-01-22 Wang et al. 2021 0.26 ± 3.89
2016-03-10 Wang et al. 2021 -2.35 ± 3.17
2016-01-09 Wang et al. 2021 2.26 ± 0.6
2014-03-22 Turner et al. 2016 2.09 ± 0.91
2014-01-13 Hinse et al. 2015 0.21 ± 0.29
2013-02-23 Turner et al. 2016 -0.58 ± 2.02
2009-04-08 Bakos et al. 2011 -0.62 ± 0.36
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