exoclock

L98-59d (HIGH)

Discovered by: Kostov et al. 2019

The Star
Simbad
GAIA
2MASS
L 98-59
DR2 5271055243163629056
J08180763-6818468
RA 08:18:07.6215 DEC -68:18:46.799
Parallax
94.138 mas
P.M. RA
94.767 mas/y
P.M. DEC
-340.47 mas/y
MagV
11.685
MagR
11.294
MagI*
9.276
MagJ
7.933
MagH
7.359
MagK
7.101
MagG
10.598
MagGBP
11.977
MagGRP
9.472
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2459174.86925 ± 0.00021 BJDTDB
Period
7.4507307 ± 2.6e-06 days

Transit Parameters
Demangeon et al. 2021
Rp/Rs
0.0448 ± 0.0011
a/Rs
33.7 +1.9 -1.7
i
88.449 +0.058 -0.111 deg
e
0.074 +0.057 -0.046
ω
180.0 +27.0 -50.0 deg
DepthR*
1.77 mmag
Duration*
0.87 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Kostov et al. 2019
Teff
3367.0 +150.0 -150.0 K
Log(g)
4.946 +0.042 -0.042 cm/s2
Fe/H
-0.5 +0.5 -0.5 dex
ExoClock Status
Observing Priority HIGH
Minimum aperture 47.47"
Total Observations (Recent) 62 (0)
O-C -
ExoClock Observations (Recent) 0 (0)
Space Observations (Recent) 62 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.04402 ± 0.0005

L98-59d


Space Observations

Planet
Observation Date
Mission O-C
minutes
L98-59d (HIGH)
2023-09-15
TESS-2.28 ± 2.3
L98-59d (HIGH)
2023-05-19
TESS2.02 ± 1.87
L98-59d (HIGH)
2023-05-11
TESS-2.4 ± 2.02
L98-59d (HIGH)
2023-05-04
TESS-0.62 ± 1.58
L98-59d (HIGH)
2023-04-27
TESS2.44 ± 2.88
L98-59d (HIGH)
2023-04-19
TESS2.49 ± 1.44
L98-59d (HIGH)
2023-04-12
TESS-0.06 ± 1.44
L98-59d (HIGH)
2023-04-04
TESS0.27 ± 1.58
L98-59d (HIGH)
2023-03-28
TESS-4.72 ± 1.87
L98-59d (HIGH)
2023-03-20
TESS1.51 ± 1.87
L98-59d (HIGH)
2023-03-13
TESS0.2 ± 1.15
L98-59d (HIGH)
2023-03-05
TESS0.59 ± 2.3
L98-59d (HIGH)
2023-02-18
TESS-1.91 ± 1.58
L98-59d (HIGH)
2023-02-11
TESS1.01 ± 1.73
L98-59d (HIGH)
2023-02-04
TESS-4.13 ± 1.87
L98-59d (HIGH)
2023-01-27
TESS-0.63 ± 1.28
L98-59d (HIGH)
2023-01-20
TESS-0.5 ± 1.34
L98-59d (HIGH)
2021-06-17
TESS2.43 ± 2.02
L98-59d (HIGH)
2021-06-10
TESS4.06 ± 3.17
L98-59d (HIGH)
2021-06-03
TESS3.53 ± 2.02
L98-59d (HIGH)
2021-05-19
TESS2.61 ± 2.88
L98-59d (HIGH)
2021-05-11
TESS2.8 ± 2.45
L98-59d (HIGH)
2021-05-04
TESS-1.19 ± 1.44
L98-59d (HIGH)
2021-04-19
TESS1.64 ± 1.58
L98-59d (HIGH)
2021-04-11
TESS4.85 ± 2.74
L98-59d (HIGH)
2021-04-04
TESS8.49 ± 2.02
L98-59d (HIGH)
2021-03-28
TESS3.06 ± 2.02
L98-59d (HIGH)
2021-03-13
TESS-1.6 ± 3.46
L98-59d (HIGH)
2021-03-05
TESS-0.11 ± 1.73
L98-59d (HIGH)
2021-02-18
TESS-2.47 ± 1.73
L98-59d (HIGH)
2021-02-11
TESS1.46 ± 2.02
L98-59d (HIGH)
2020-12-13
TESS-3.66 ± 1.73
L98-59d (HIGH)
2020-12-06
TESS-3.18 ± 1.73
L98-59d (HIGH)
2020-11-28
TESS-0.35 ± 1.24
L98-59d (HIGH)
2020-11-21
TESS3.82 ± 1.73
L98-59d (HIGH)
2020-09-15
TESS-2.41 ± 1.73
L98-59d (HIGH)
2020-08-31
TESS-1.31 ± 1.73
L98-59d (HIGH)
2020-08-16
TESS-0.89 ± 1.28
L98-59d (HIGH)
2020-08-09
TESS-0.37 ± 1.22
L98-59d (HIGH)
2020-08-01
TESS-1.42 ± 1.87
L98-59d (HIGH)
2019-06-11
TESS0.91 ± 1.58
L98-59d (HIGH)
2019-06-03
TESS-2.79 ± 2.74
L98-59d (HIGH)
2019-05-27
TESS-0.59 ± 1.87
L98-59d (HIGH)
2019-05-20
TESS-0.18 ± 1.43
L98-59d (HIGH)
2019-05-12
TESS-0.93 ± 1.58
L98-59d (HIGH)
2019-05-05
TESS3.72 ± 1.87
L98-59d (HIGH)
2019-04-27
TESS-0.12 ± 2.3
L98-59d (HIGH)
2019-04-20
TESS0.35 ± 1.87
L98-59d (HIGH)
2019-04-12
TESS5.87 ± 2.16
L98-59d (HIGH)
2019-04-05
TESS2.46 ± 1.58
L98-59d (HIGH)
2019-03-28
TESS2.64 ± 4.75
L98-59d (HIGH)
2019-03-21
TESS3.41 ± 1.44
L98-59d (HIGH)
2019-03-06
TESS1.09 ± 0.98
L98-59d (HIGH)
2019-02-27
TESS-0.33 ± 1.22
L98-59d (HIGH)
2019-02-12
TESS4.21 ± 1.73
L98-59d (HIGH)
2019-02-04
TESS1.51 ± 2.3
L98-59d (HIGH)
2018-12-07
TESS2.44 ± 1.87
L98-59d (HIGH)
2018-11-22
TESS-2.81 ± 1.41
L98-59d (HIGH)
2018-09-16
TESS-2.82 ± 0.98
L98-59d (HIGH)
2018-09-08
TESS-0.19 ± 1.87
L98-59d (HIGH)
2018-09-01
TESS-4.33 ± 2.02
L98-59d (HIGH)
2018-08-24
TESS-3.71 ± 1.58
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