exoclock

TOI-444b (HIGH)

Discovered by: Oddo et al. 2023

The Star
Simbad
GAIA
2MASS
HD 27196
DR2 4895489043507741440
J04164419-2645571
RA 04:16:44.1893 DEC -26:45:57.260
Parallax
17.394 mas
P.M. RA
-25.83 mas/y
P.M. DEC
-116.428 mas/y
MagV
9.89
MagR*
9.353
MagI*
8.963
MagJ
8.3
MagH
7.915
MagK
7.832
MagG
9.606
MagGBP
10.08
MagGRP
9.012
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2458633.1715 ± 0.0011 BJDTDB
Period
17.964078 ± 5.8e-05 days

Transit Parameters
Oddo et al. 2023
Rp/Rs
0.0325 ± 0.0007
a/Rs
36.8 +2.3 -2.3
i
89.65 +0.31 -0.31 deg
e
-
ω
- deg
DepthR*
1.42 mmag
Duration*
3.76 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Oddo et al. 2023
Teff
5225.0 +70.0 -70.0 K
Log(g)
4.64 +0.1 -0.1 cm/s2
Fe/H
0.08 +0.08 -0.08 dex
ExoClock Status
Observing Priority HIGH
Minimum aperture 26.52"
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 0.03278 ± 0.00076

TOI-444b


Space Observations

Planet
Observation Date
Mission O-C
minutes
TOI-444b (HIGH)
2020-12-06
TESS0.12 ± 2.88
TOI-444b (HIGH)
2018-12-01
TESS-3.63 ± 2.45
TOI-444b (HIGH)
2018-11-13
TESS0.8 ± 3.74
TOI-444b (HIGH)
2018-10-26
TESS4.08 ± 2.88
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