exoclock

HAT-P-29b (LOW)

Discovered by: Buchhave et al. 2011

The Star
Simbad
GAIA
2MASS		 HAT-P-29
DR2 359058441314838528
J02123147+5146435
RA 02:12:31.4784 DEC +51:46:43.562
Parallax
3.161 mas		 P.M. RA
-9.805 mas/y		 P.M. DEC
1.898 mas/y
MagV
11.83		 MagR
11.82		 MagI*
11.081		 MagJ
10.648		 MagH
10.395		 MagK
10.297
MagG
11.734		 MagGBP
12.094		 MagGRP
11.226
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2457589.9469 ± 0.00022 BJDTDB
Period
5.72336883 ± 9.1e-07 days
Transit Parameters
Wang et al. 2018
Rp/Rs
0.0885 ± 0.0012		 a/Rs
11.6 +0.6 -0.6
 i
88.0 +0.6 -0.6 deg
e
0.07 +0.03 -0.03
 ω
203.0 +29.0 -36.0 deg
DepthR*
9.91 mmag		 Duration*
3.9 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Buchhave et al. 2011
Teff
6087.0 +88.0 -88.0 K
 Log(g)
4.34 +0.06 -0.06 cm/s2
 Fe/H
0.21 +0.08 -0.08 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 6.68"
Total Observations (Recent) 33 (6)
O-C -0.65 ± 0.65 minutes
ExoClock Observations (Recent) 24 (6)
Space Observations (Recent) 4 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 5 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.08842 ± 0.0009

HAT-P-29b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
HAT-P-29b (LOW)
2025-10-01		José Luis Hernández Verdejo
José L. Hernández Verdejo (Trevinca Skies)		Newton ONTC
ZWO533MMpro / R / 120.0		8.78 ± 2.45
HAT-P-29b (LOW)
2025-10-01		Lionel Rousselot
Private observatory Vierzon		Newton 250/740
ZWO 533 monochrome / Lum / 60.0		3.16 ± 1.44
HAT-P-29b (LOW)
2025-10-01		Simon Dawes
William James II		Celestron Edge11 HD
Risingcam Monochrome SONY imx571 / Lum / 233.0		0.86 ± 4.46
HAT-P-29b (LOW)
2025-10-01		Pieter Vuylsteke
Marvel (La Palma)		ASA Ritchey
ZWO 6200mm / rpr / 60.0		-4.25 ± 1.05
HAT-P-29b (LOW)
2025-08-21		Dim Stouraitis
Galilaios		SCT
SXVF-H9 Starlight-Xpress / R / 220.0		-0.61 ± 4.9
HAT-P-29b (LOW)
2025-02-19		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280/1850 (C11 with Starizona reducer)
Moravian Instruments G2-1600 / AstrodonExoPlanet-BB / 240.0		-0.6 ± 1.73
HAT-P-29b (LOW)
2024-01-21		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 120.0		-1.25 ± 1.58
HAT-P-29b (LOW)
2023-11-02		Andre Kovacs
Moletai Astronomical Observatory (MAO)		35 cm Maksutov f/3.5
Apogee Alta U47 / R / 120.0		-0.01 ± 3.02
HAT-P-29b (LOW)
2023-10-10		Dim Stouraitis
Galilaios		SCT
SXVF-H9 Starlight-Xpress / R / 120.0		2.26 ± 4.03
HAT-P-29b (LOW)
2023-10-10		Lionel Rousselot
Private observatory Vierzon		Newton 250/740
ZWO 533 monochrome / Lum / 60.0		1.68 ± 1.58
HAT-P-29b (LOW)
2023-10-10		Matthieu Bachschmidt
Gonachon		Celestron C11
SBIG ST8XME / AstrodonExoPlanet-BB / 60.0		-1.08 ± 1.22
HAT-P-29b (LOW)
2022-11-12		David Quiles
David Quiles Observatory		Celestron EDGEHD 800
Omegon veTEC 571 M / R / 120.0		-1.06 ± 2.45
HAT-P-29b (LOW)
2022-10-03		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave 2
ZWO ASI6200 / Clear / 120.0		3.19 ± 1.44
HAT-P-29b (LOW)
2022-10-03		Marc Serrau
A77 Dauban		Celestron 11
QHY268 Mono / rpr / 60.0		-4.69 ± 2.88
HAT-P-29b (LOW)
2022-09-11		Simon Dawes
William James II Observatory		Skywatcher MN190 2
ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Lum / 120.0		-3.57 ± 4.32
HAT-P-29b (LOW)
2022-08-24		Alexey Garmash
Lyceum 130		SW Esprit 150ED
ASI2600MM / V / 150.0		-0.54 ± 2.88
HAT-P-29b (LOW)
2021-10-02		Taewoo Kim
Deokheung Optical Astronomy Observatory		NYSC 1m Telescope
FLI PL-16803 or PI SOPHIA-2048B / R / 60.0		4.82 ± 1.31
HAT-P-29b (LOW)
2021-09-26		Nikolaos Paschalis
Nunki Observatory		Officina Stellare RILA 400
SBIG STXL 11002 / R / 60.0		8.52 ± 3.02
HAT-P-29b (LOW)
2021-09-03		Tõnis Eenmäe
Tartu Observatory		Planewave CDK 12.5
Apogee Alta U42 / R / 60.0		-2.31 ± 2.45
HAT-P-29b (LOW)
2021-09-03		Dim Stouraitis
Galilaios		SCT
SXVF-H9 Starlight-Xpress / R / 50.0		-3.75 ± 3.31
HAT-P-29b (LOW)
2020-09-14		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0		0.23 ± 1.73
HAT-P-29b (LOW)
2020-08-27		Danilo Sedita
Osservatorio Sedita Castrofilippo		RC GSO 14"
Moravian G2-1600 / R / 60.0		0.82 ± 2.16
HAT-P-29b (LOW)
2020-08-27		Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)		Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / Lum / 45.0		-0.34 ± 1.58
HAT-P-29b (LOW)
2011-12-28		Ramon Naves
Montcabrer		Meade LX200 12" ACF
Sbig ST8xme / R / 120.0		1.94 ± 1.17

Space Observations
Planet
Observation Date		 Mission O-C
minutes
HAT-P-29b (LOW)
2022-11-24		TESS1.76 ± 1.44
HAT-P-29b (LOW)
2022-11-18		TESS0.42 ± 1.58
HAT-P-29b (LOW)
2022-11-07		TESS-2.04 ± 1.31
HAT-P-29b (LOW)
2022-11-01		TESS-0.97 ± 1.43

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2020-10-24 Mancini et al. 2022 6.71 ± 3.12
2016-01-07 Mancini et al. 2022 -1.14 ± 0.48
2015-01-06 Wang et al. 2018 2.97 ± 0.98
2014-10-29 Mancini et al. 2022 -0.36 ± 0.52
2014-10-24 Mancini et al. 2022 6.65 ± 1.89
2014-02-08 Wang et al. 2018 -1.1 ± 2.39
2013-12-30 Wang et al. 2018 -2.13 ± 1.58
2013-11-14 Wang et al. 2018 -0.33 ± 2.01
2012-11-02 Mancini et al. 2022 2.62 ± 0.92
2012-10-10 Mancini et al. 2022 0.01 ± 0.81
2011-10-04 Mancini et al. 2022 -0.49 ± 0.72
2010-01-01 Buchhave et al. 2011 -3.69 ± 2.61
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