exoclock

TOI-2338b (HIGH)

Discovered by: Brahm et al. 2023

The Star
Simbad
GAIA
2MASS
TYC 7063-698-1
DR2 4822916912388338176
J05252264-3440059
RA 05:25:22.6519 DEC -34:40:05.974
Parallax
3.156 mas
P.M. RA
38.0 mas/y
P.M. DEC
18.022 mas/y
MagV
12.48
MagR*
11.949
MagI*
11.679
MagJ
11.076
MagH
10.746
MagK
10.664
MagG
12.186
MagGBP
12.581
MagGRP
11.654
*Calculated from GAIA magnitudes.

Ephemeris - Not verified False
Brahm et al. 2023
Mid-time
2458458.7545 ± 0.0008 BJDTDB
Period
22.65398 ± 2e-05 days

Transit Parameters
Brahm et al. 2023
Rp/Rs
0.098 ± 0.0008
a/Rs
32.3 +0.6 -0.6
i
89.52 +0.02 -0.02 deg
e
0.676 +0.002 -0.002
ω
12.6 +0.7 -0.6 deg
DepthR*
12.88 mmag
Duration*
3.76 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Brahm et al. 2023
Teff
5581.0 +60.0 -60.0 K
Log(g)
4.4 +0.02 -0.02 cm/s2
Fe/H
0.22 +0.04 -0.04 dex
ExoClock Status
Observing Priority HIGH
Minimum aperture 5.62"
Total Observations (Recent) 3 (2)
O-C 2.31 ± 1.37 minutes
ExoClock Observations (Recent) 2 (2)
Space Observations (Recent) 1 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.0948 ± 0.0021

TOI-2338b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
TOI-2338b (HIGH)
2026-02-15
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 179.0
-3.57 ± 2.74
TOI-2338b (HIGH)
2025-12-09
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 180.0
4.26 ± 1.58

Space Observations

Planet
Observation Date
Mission O-C
minutes
TOI-2338b (HIGH)
2020-11-30
TESS-1.53 ± 1.58
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