Total Reductions to Date: 2
Date Processed:
09/06/2025 at 07:00:04 (PDT)
Exoplanet Watch Ephemeris
|
Parameter
|
Value
|
Uncertainty
|
|
Orbital Period (Days)
|
-
|
-
|
|
Ephemeris (BJD_TDB)
|
-
|
-
|
|
Time saved (hours)
|
-
|
|
Assumed Priors
|
Parameter
|
Value
|
Uncertainty
|
Units
|
Reference
|
|
RA
|
297.7292296
|
|
decimal
|
|
|
DEC
|
42.8666919
|
|
decimal
|
|
|
Host Star Metallicity
|
-0.06
|
0.15
|
|
Q1-Q17 DR25 KOI Table
|
|
Host Star log(g)
|
4.85873
|
0.001126
|
Log10(cgs)
|
Q1-Q17 DR25 Supplemental KOI Table
|
|
Host Star Radius [R_Sun]
|
0.366
|
0.01
|
Sol
|
Berger et al. 2018
|
|
Host Star Effective Temperature [K]
|
3356.0
|
67.0
|
K
|
Berger et al. 2018
|
|
a/Rs
|
4.27
|
2.1
|
|
Q1-Q17 DR25 KOI Table
|
|
eccentricity
|
0.0
|
0.15
|
|
Q1-Q17 DR25 KOI Table
|
|
inclination [degrees]
|
77.38
|
|
deg
|
Q1-Q17 DR25 KOI Table
|
|
omega [degrees]
|
0.0
|
|
deg
|
Gaidos et al. 2024
|
|
orbital period [days]
|
1.54
|
1.6e-06
|
day
|
Gaidos et al. 2024
|
|
Rp
|
1.07
|
0.04
|
R_Earth
|
Gaidos et al. 2024
|
|
Rp/Rs
|
0.029
|
0
|
|
Q1-Q17 DR25 KOI Table
|
|
ephemeris [JD]
|
2454964.822823
|
0.000896
|
BJD
|
Q1-Q17 DR25 Supplemental KOI Table
|
Previously Published Mid-Transit Times
|
Value
|
Uncertainty
|
Units
|
Reference
|
|
2454964.8230479998
|
0.0008831666666666666
|
BJD
|
Q1-Q17 DR25 Supplemental KOI Table, Q1-Q17 DR25 KOI Table, Q1-Q17 DR24 KOI Table, Q1-Q16 KOI Table, Q1-Q12 KOI Table, Q1-Q8 KOI Table
|
|
2455001.73959
|
0.00088
|
BJD
|
Mann et al. 2017
|
|
2455003.277326
|
0.001148
|
BJD
|
Holczer et al. 2016
|
Observations
|
Parameter
|
Value
|
Uncertainty
|
|
Am1
|
0.554
|
0.01
|
|
Am2
|
-0.031
|
0.03
|
|
a/Rs
|
1.23
|
6.04
|
|
Rp/Rs
|
0.058
|
0.017
|
|
ephemeris [JD]
|
2459053.517
|
0.012
|
|
eccentricity
|
0.0
|
|
|
inclination [degrees]
|
77.38
|
|
|
omega [degrees]
|
0.0
|
|
|
orbital period [days]
|
1.54
|
|
|
u0
|
1.0908649466099247
|
|
|
u1
|
-0.5078292862820789
|
|
|
u2
|
0.7079902108787829
|
|
|
u3
|
-0.2910258606567525
|
|
|
duration
|
0
|
0
|
|
Parameter
|
Value
|
Uncertainty
|
|
Am1
|
1.072
|
0.046
|
|
Am2
|
-0.053
|
0.076
|
|
a/Rs
|
4.33
|
6.18
|
|
Rp/Rs
|
0.056
|
0.017
|
|
ephemeris [JD]
|
2460146.905
|
0.012
|
|
eccentricity
|
0.0
|
|
|
inclination [degrees]
|
77.38
|
|
|
omega [degrees]
|
0.0
|
|
|
orbital period [days]
|
1.54
|
|
|
u0
|
1.9897390150996563
|
|
|
u1
|
-2.1532774043816696
|
|
|
u2
|
1.6905202783394049
|
|
|
u3
|
-0.5269818638666763
|
|
|
duration
|
0
|
0
|
