Total Reductions to Date: 1

Date Processed: 05/15/2025 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 290.7857595 decimal
DEC 50.0540561 decimal
Host Star Metallicity -0.1 0.3 Q1-Q17 DR25 KOI Table
Host Star log(g) 4.55918 0.034 Log10(cgs) Gajdoš et al. 2019
Host Star Radius [R_Sun] 0.820614 0.064 Sol Gajdoš et al. 2019
Host Star Effective Temperature [K] 5227.0 122.0 K Gajdoš et al. 2019
a/Rs 9.7 3.1 Q1-Q17 DR25 KOI Table
eccentricity 0.0 Q1-Q17 DR25 KOI Table
inclination [degrees] 86.7 deg Q1-Q17 DR25 KOI Table
omega [degrees] 0.0 deg Gajdoš et al. 2019
orbital period [days] 3.7287338 5.9e-07 day Gajdoš et al. 2019
Rp 5.94 0.52 R_Earth Berger et al. 2018
Rp/Rs 0.0723 0 Q1-Q17 DR25 KOI Table
ephemeris [JD] 2455004.79301 0.00012082 BJD Gajdoš et al. 2019

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2454967.505555 0.000225 BJD Holczer et al. 2016
2455004.7932344996 0.0001956025 BJD, JD Gajdoš et al. 2019, Q1-Q17 DR25 Supplemental KOI Table, Q1-Q17 DR25 KOI Table, 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 0000770
Parameter Value Uncertainty
Am1 1.045 0.018
Am2 -0.036 0.023
a/Rs 8.2 3.61
Rp/Rs 0.12 0.027
ephemeris [JD] 2459348.773 0.011
eccentricity 0.0
inclination [degrees] 86.7
omega [degrees] 0.0
orbital period [days] 3.7287338
u0 1.6570485502061567
u1 -2.8739492152430133
u2 3.5175064672798326
u3 -1.3006057498280454
duration 0 0
Not included in ephemeris calculations