exoclock

K2-155c (HIGH)

Discovered by: Hirano et al. 2018

The Star
Simbad
GAIA
2MASS
LP 415-17
DR2 145333927996558976
J04215245+2121131
RA 04:21:52.4852 DEC +21:21:12.937
Parallax
13.708 mas
P.M. RA
200.606 mas/y
P.M. DEC
-76.763 mas/y
MagV*
12.762
MagR
12.46
MagI*
11.271
MagJ
10.274
MagH
9.686
MagK
9.496
MagG
12.253
MagGBP
13.053
MagGRP
11.389
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2457925.3976 ± 0.00099 BJDTDB
Period
13.853487 ± 4.6e-05 days

Transit Parameters
Hirano et al. 2018
Rp/Rs
0.0339 ± 0.0031
a/Rs
30.0 +6.2 -9.8
i
88.9 +0.8 -0.8 deg
e
-
ω
- deg
DepthR*
1.39 mmag
Duration*
3.03 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hirano et al. 2018
Teff
3919.0 +70.0 -70.0 K
Log(g)
4.73 +0.05 -0.05 cm/s2
Fe/H
-0.42 +0.12 -0.12 dex
ExoClock Status
Observing Priority HIGH
Minimum aperture 60.52"
Total Observations (Recent) 5 (0)
O-C -
ExoClock Observations (Recent) 0 (0)
Space Observations (Recent) 5 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs 0.03303 ± 0.00059
TESS Rp/Rs 0.0399 ± 0.0059

K2-155c


Space Observations

Planet
Observation Date
Mission O-C
minutes
K2-155c (HIGH)
2021-10-17
TESS-0.46 ± 7.49
K2-155c (HIGH)
2017-05-10
K20.38 ± 2.16
K2-155c (HIGH)
2017-04-26
K2-1.23 ± 4.9
K2-155c (HIGH)
2017-04-12
K21.92 ± 3.74
K2-155c (HIGH)
2017-03-29
K2-1.7 ± 2.74
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