Total Reductions to Date: 2

Date Processed: 05/27/2025 at 07:00:04 (PDT)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) - -
Ephemeris (BJD_TDB) - -

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 296.5245187 decimal
DEC 39.2498503 decimal
Host Star Metallicity 0.1956 0.1315 Gajdoš et al. 2019
Host Star log(g) 4.53686 0.014 Log10(cgs) Gajdoš et al. 2019
Host Star Radius [R_Sun] 0.790246 0.02 Sol Gajdoš et al. 2019
Host Star Effective Temperature [K] 4834.01 138.73 K Gajdoš et al. 2019
a/Rs 6.57 3.2 Q1-Q17 DR25 KOI Table
eccentricity 0.0 Q1-Q17 DR25 KOI Table
inclination [degrees] 83.75 deg Q1-Q17 DR25 KOI Table
omega [degrees] 0.0 deg Gajdoš et al. 2019
orbital period [days] 4.17622163 9.4e-07 day Gajdoš et al. 2019
Rp 3.18 0.21 R_Earth Fulton & Petigura 2018
Rp/Rs 0.0369 0 Q1-Q17 DR25 KOI Table
ephemeris [JD] 2454966.09822 1.226e-05 BJD Gajdoš et al. 2019

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2454966.091159667 0.00034380666666666664 BJD, JD Gajdoš et al. 2019, Q1-Q17 DR25 Supplemental KOI Table, Q1-Q17 DR25 KOI Table, Holczer et al. 2016, Morton et al. 2016, Q1-Q17 DR24 KOI Table, Q1-Q16 KOI Table, Q1-Q12 KOI Table, Q1-Q8 KOI Table

Observations

Light curve chart for 0001790
Parameter Value Uncertainty
Am1 0.9869 0.0067
Am2 0.0092 0.0069
a/Rs 6.42 5.54
Rp/Rs 0.074 0.019
ephemeris [JD] 2459793.792 0.011
eccentricity 0.0
inclination [degrees] 83.75
omega [degrees] 0.0
orbital period [days] 4.17622163
u0 2.0445090644303607
u1 -3.525888621645545
u2 3.8034179551309846
u3 -1.3220383412404564
duration 0 0
Not included in ephemeris calculations

Light curve chart for 0004275
Parameter Value Uncertainty
Am1 1.0104 0.0083
Am2 -0.0036 0.0023
a/Rs 3.76 9.56
Rp/Rs 0.062 0.021
ephemeris [JD] 2460173.826 0.012
eccentricity 0.0
inclination [degrees] 83.75
omega [degrees] 0.0
orbital period [days] 4.17622163
u0 2.2301726365687005
u1 -3.82701630480489
u2 3.966433580160117
u3 -1.3695898528194612
duration 0 0
Not included in ephemeris calculations