exoclock

TOI-3629b (LOW)

Discovered by: Cañas et al. 2022

The Star
Simbad
GAIA
2MASS		 LP 291-36
DR2 2881820324294985856
J23591015+3918514
RA 23:59:10.1643 DEC +39:18:51.304
Parallax
7.658 mas		 P.M. RA
185.747 mas/y		 P.M. DEC
1.023 mas/y
MagV*
14.633		 MagR
14.0		 MagI*
12.689		 MagJ
11.424		 MagH
10.733		 MagK
10.553
MagG
13.838		 MagGBP
14.913		 MagGRP
12.814
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2459622.74234 ± 0.00019 BJDTDB
Period
3.9365539 ± 2.9e-06 days
Transit Parameters
Cañas et al. 2022
Rp/Rs
0.126 ± 0.002		 a/Rs
15.4 +0.8 -0.8
 i
89.1 +0.5 -0.5 deg
e
0.05 +0.05 -0.04
 ω
250.0 +200.0 -40.0 deg
DepthR*
21.06 mmag		 Duration*
2.25 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Cañas et al. 2022
Teff
3870.0 +90.0 -90.0 K
 Log(g)
4.67 +0.05 -0.05 cm/s2
 Fe/H
0.4 +0.1 -0.1 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 11.37"
Total Observations (Recent) 29 (8)
O-C 2.7 ± 0.38 minutes
ExoClock Observations (Recent) 22 (8)
Space Observations (Recent) 6 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.1197 ± 0.0019

TOI-3629b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
TOI-3629b (LOW)
2025-11-28		Pieter Vuylsteke
Marvel (La Palma)		ASA Ritchey
ZWO 6200mm / rpr / 200.0		2.33 ± 0.91
TOI-3629b (LOW)
2025-09-26		samuel Diaz Lopez
Tomas Lopez (AstroCamp)		SCA260
ASI2600MM / rpr / 180.0		2.66 ± 1.87
TOI-3629b (LOW)
2025-09-22		Pieter Vuylsteke
Marvel (La Palma)		ASA Ritchey
ZWO 6200mm / rpr / 200.0		3.5 ± 0.59
TOI-3629b (LOW)
2025-09-22		Jordi González-Edo
Landete-Kea		C11
ASI 2600MM pro / Lum / 90.0		1.3 ± 2.02
TOI-3629b (LOW)
2025-09-19		samuel Diaz Lopez
Tomas Lopez (AstroCamp)		SCA260
ASI2600MM / AstrodonExoPlanet-BB / 180.0		7.86 ± 1.87
TOI-3629b (LOW)
2025-09-19		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280/1850 (C11 with Starizona reducer)
Moravian Instruments G2-1600 / AstrodonExoPlanet-BB / 120.0		5.99 ± 1.58
TOI-3629b (LOW)
2025-09-19		Michael Irzyk
melun		C14
altair 2600 / Clear / 240.0		-0.21 ± 1.38
TOI-3629b (LOW)
2025-07-22		Dim Stouraitis
Galilaios		SCT
SXVF-H9 Starlight-Xpress / I / 300.0		-0.48 ± 1.44
TOI-3629b (LOW)
2024-12-05		Vikrant Kumar Agnihotri
Cepheid Observatory India		GSO Ritchey–Chrétien
SX-35 TRIUS mono (KAF11002) / Clear / 120.0		5.46 ± 2.88
TOI-3629b (LOW)
2024-09-21		Dim Stouraitis
Galilaios		SCT
SXVF-H9 Starlight-Xpress / Lum / 180.0		1.9 ± 2.3
TOI-3629b (LOW)
2024-07-16		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 180.0		-5.71 ± 2.45
TOI-3629b (LOW)
2023-12-09		Lee YuHsien
KMSH Observatory		C14HD
QSI-660 / Clear / 30.0		2.38 ± 1.58
TOI-3629b (LOW)
2023-11-19		Antonino Brosio
ABObservatory		Skywatcher Newton Quattro 300P
Atik 383 L / rpr / 360.0		-1.41 ± 3.89
TOI-3629b (LOW)
2023-10-23		Bryan Martin
Tiger Butte Observatory Remote		AG Optical IDK
ZWO ASI 294 / Lum / 180.0		-2.6 ± 1.87
TOI-3629b (LOW)
2023-09-09		Kevin Johnson
Holbrook Observatory		Meade LX50 10"
Atik 383L+ / Lum / 240.0		-0.88 ± 2.02
TOI-3629b (LOW)
2022-11-14		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / AstrodonExoPlanet-BB / 120.0		-1.17 ± 1.87
TOI-3629b (LOW)
2022-11-10		Robert Roth
TURMX Observatory		Planewave CDK17
QHY600M / rpr / 120.0		-0.24 ± 1.38
TOI-3629b (LOW)
2022-11-06		Alvaro Fornas
Centro Astronómico Alto Turia (CAAT). MPC J57		Planewave CDK 17"
Sbig STXL 11002 / Lum / 180.0		3.16 ± 1.87
TOI-3629b (LOW)
2022-11-02		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / AstrodonExoPlanet-BB / 120.0		-2.19 ± 1.38
TOI-3629b (LOW)
2021-10-25		MUSCAT Team
Teide Observatory		Telescope Carlos Sanchez
MuSCAT2 - PIXIS: 1024B eXcelon - CH4 z / zpr / 25.0		0.78 ± 0.39
TOI-3629b (LOW)
2021-10-25		MUSCAT Team
Teide Observatory		Telescope Carlos Sanchez
MuSCAT2 - PIXIS: 1024B - CH2 r / rpr / 50.0		-0.58 ± 0.56
TOI-3629b (LOW)
2021-10-25		MUSCAT Team
Teide Observatory		Telescope Carlos Sanchez
MuSCAT2 - PIXIS: 1024B eXcelon - CH1 g / gpr / 60.0		-2.56 ± 1.07

Space Observations
Planet
Observation Date		 Mission O-C
minutes
TOI-3629b (LOW)
2022-10-26		TESS-0.64 ± 1.73
TOI-3629b (LOW)
2022-10-18		TESS0.24 ± 1.58
TOI-3629b (LOW)
2022-10-14		TESS-1.41 ± 1.87
TOI-3629b (LOW)
2022-10-10		TESS0.1 ± 1.73
TOI-3629b (LOW)
2022-10-06		TESS0.61 ± 1.58
TOI-3629b (LOW)
2022-10-02		TESS1.99 ± 1.73

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2019-10-27 Cañas et al. 2022 -0.52 ± 1.44
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