exoclock

TOI-4308b (HIGH)

Discovered by: Mistry et al. 2023

The Star
Simbad
GAIA
2MASS
TYC 7994-571-1
DR2 6565868036138018304
J21510084-4333444
RA 21:51:00.8393 DEC -43:33:44.480
Parallax
9.152 mas
P.M. RA
-72.111 mas/y
P.M. DEC
-1.864 mas/y
MagV
11.25
MagR*
10.618
MagI*
10.37
MagJ
9.634
MagH
9.176
MagK
9.139
MagG
10.865
MagGBP
11.306
MagGRP
10.29
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2459120.4359 ± 0.0018 BJDTDB
Period
9.15122 ± 3.6e-05 days

Transit Parameters
Mistry et al. 2023
Rp/Rs
0.0279 ± 0.0014
a/Rs
23.6 +2.2 -3.9
i
89.07 +0.64 -0.92 deg
e
-
ω
- deg
DepthR*
1.01 mmag
Duration*
2.83 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Mistry et al. 2023
Teff
5243.0 +126.0 -126.0 K
Log(g)
4.59 +0.09 -0.09 cm/s2
Fe/H
0.0 +0.0 0.0 dex
ExoClock Status
Observing Priority HIGH
Minimum aperture 50.55"
Total Observations (Recent) 4 (0)
O-C -
ExoClock Observations (Recent) 0 (0)
Space Observations (Recent) 4 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.0284 ± 0.002

TOI-4308b


Space Observations

Planet
Observation Date
Mission O-C
minutes
TOI-4308b (HIGH)
2023-08-16
TESS2.88 ± 7.2
TOI-4308b (HIGH)
2020-08-04
TESS-1.56 ± 2.88
TOI-4308b (HIGH)
2018-08-21
TESS6.16 ± 8.35
TOI-4308b (HIGH)
2018-08-02
TESS2.91 ± 18.72
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