Total Reductions to Date: 2
Date Processed:
05/12/2025 at 07:00:28 (PDT)
Exoplanet Watch Ephemeris
Parameter
|
Value
|
Uncertainty
|
Orbital Period (Days)
|
-
|
-
|
Ephemeris (BJD_TDB)
|
-
|
-
|
Assumed Priors
Parameter
|
Value
|
Uncertainty
|
Units
|
Reference
|
RA
|
292.6585253
|
|
decimal
|
|
DEC
|
38.3455558
|
|
decimal
|
|
Host Star Metallicity
|
0.02
|
0.067
|
|
Chachan et al. 2022
|
Host Star log(g)
|
4.579
|
0.027
|
Log10(cgs)
|
Chachan et al. 2022
|
Host Star Radius [R_Sun]
|
0.749
|
0.02
|
Sol
|
Chachan et al. 2022
|
Host Star Effective Temperature [K]
|
4884.0
|
69.0
|
K
|
Chachan et al. 2022
|
a/Rs
|
557.3
|
32.7
|
|
Q1-Q17 DR25 KOI Table
|
eccentricity
|
0.29
|
0.104
|
|
Chachan et al. 2022
|
inclination [degrees]
|
89.972
|
0.0069
|
deg
|
Chachan et al. 2022
|
omega [degrees]
|
201.0
|
149.0
|
deg
|
Kipping et al. 2016
|
orbital period [days]
|
1071.23205
|
0.00059
|
day
|
Chachan et al. 2022
|
Rp
|
10.16
|
0.42
|
R_Earth
|
Chachan et al. 2022
|
Rp/Rs
|
0.1241
|
0
|
|
Chachan et al. 2022
|
ephemeris [JD]
|
2455253.28756
|
0.00039
|
BJD-TDB
|
Chachan et al. 2022
|
Previously Published Mid-Transit Times
Value
|
Uncertainty
|
Units
|
Reference
|
2455253.28698875
|
0.00047149999999999997
|
BJD, BJD-TDB, BJD-UTC
|
Chachan et al. 2022, Dalba & Tamburo 2019, Q1-Q17 DR25 Supplemental KOI Table, Q1-Q17 DR25 KOI Table, Kipping et al. 2016, Q1-Q16 KOI Table, Q1-Q12 KOI Table, Q1-Q8 KOI Table
|
Observations
Parameter
|
Value
|
Uncertainty
|
Am1
|
0.997
|
0.03
|
Am2
|
-0.0017
|
0.0072
|
a/Rs
|
402.61
|
94.48
|
Rp/Rs
|
0.24
|
0.072
|
ephemeris [JD]
|
2458466.967
|
0.012
|
eccentricity
|
0.29
|
|
inclination [degrees]
|
89.972
|
|
omega [degrees]
|
201.0
|
|
orbital period [days]
|
1071.23205
|
|
u0
|
2.258427724006336
|
|
u1
|
-3.882260692116354
|
|
u2
|
4.017690540924995
|
|
u3
|
-1.393857512946722
|
|
duration
|
0
|
0
|
Parameter
|
Value
|
Uncertainty
|
Am1
|
1.0536
|
0.0074
|
Am2
|
-0.032
|
0.022
|
a/Rs
|
667.49
|
49.12
|
Rp/Rs
|
0.125
|
0.052
|
ephemeris [JD]
|
2459538.236
|
0.012
|
eccentricity
|
0.29
|
|
inclination [degrees]
|
89.972
|
|
omega [degrees]
|
201.0
|
|
orbital period [days]
|
1071.23205
|
|
u0
|
2.0628994113245938
|
|
u1
|
-3.5609822613993654
|
|
u2
|
3.8462807031244526
|
|
u3
|
-1.348197795735632
|
|
duration
|
0.104
|
0.023
|