exoclock
The Star
Simbad
GAIA
2MASS
UCAC4 499-055507
DR2 3867810120985878272
J10564551+0940263
RA 10:56:45.4890 DEC +09:40:26.263
Parallax
4.027 mas
P.M. RA
-34.648 mas/y
P.M. DEC
-3.8 mas/y
MagV
12.356
MagR
12.176
MagI*
11.534
MagJ
10.977
MagH
10.629
MagK
10.581
MagG
12.152
MagGBP
12.558
MagGRP
11.607
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2458177.6933 ± 0.0021 BJDTDB
Period
33.59142 ± 0.00012 days

Transit Parameters
Christiansen et al. 2022
Rp/Rs
0.0551 ± 0.001
a/Rs
39.9 +7.1 -3.1
i
89.0 +42.0 42.0 deg
e
-
ω
- deg
DepthR*
3.45 mmag
Duration*
5.1 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Christiansen et al. 2022
Teff
5511.0 +138.0 -138.0 K
Log(g)
4.44 +0.15 -0.15 cm/s2
Fe/H
-0.162 +0.235 -0.235 dex
ExoClock Status
Observing Priority HIGH
Minimum aperture 20.43"
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 0.0578 ± 0.001
TESS Rp/Rs 0.0576 ± 0.0039

K2-403b


Space Observations

Planet
Observation Date
Mission O-C
minutes
K2-403b (HIGH)
2021-12-06
TESS0.4 ± 5.18
K2-403b (HIGH)
2017-08-10
K2-7.46 ± 4.32
K2-403b (HIGH)
2017-07-08
K2-10.6 ± 6.48
K2-403b (HIGH)
2017-06-04
K25.27 ± 2.88
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