Timing Plot

Total Reductions to Date: 2

Date Processed: 09/06/2025 at 07:00:04 (PDT)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 4.942777508660234 1.893747633299008e-06
Ephemeris (BJD_TDB) 2460203.7305516354 0.001986540959352275
Time saved (hours) -  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 296.2005506 decimal
DEC 49.1400304 decimal
Host Star Metallicity 0.1927 0.0204 Gajdoš et al. 2019
Host Star log(g) 4.18442 0.051 Log10(cgs) Gajdoš et al. 2019
Host Star Radius [R_Sun] 1.32567 0.035 Sol Gajdoš et al. 2019
Host Star Effective Temperature [K] 5550.93 21.59 K Gajdoš et al. 2019
a/Rs 10.97 0.243 Q1-Q17 DR25 KOI Table
eccentricity 0.0 Q1-Q17 DR25 KOI Table
inclination [degrees] 87.04 0.18 deg Q1-Q17 DR25 KOI Table
omega [degrees] 0.0 deg Gajdoš et al. 2019
orbital period [days] 4.94278382 1.7e-07 day Gajdoš et al. 2019
Rp 13.34 0.38 R_Earth Fulton & Petigura 2018
Rp/Rs 0.1056 0 Q1-Q17 DR25 KOI Table
ephemeris [JD] 2454969.3294 2.856e-05 BJD Gajdoš et al. 2019

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2454969.32929354 4.5815999999999996e-05 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, Endl et al. 2011
2455097.841168 6e-05 BJD-TDB Bonomo et al. 2017
2459422.773399 0.00345668 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0003837
Parameter Value Uncertainty
Am1 1.0096 0.0079
Am2 -0.0059 0.0088
a/Rs 9.89 0.49
Rp/Rs 0.132 0.01
ephemeris [JD] 2460109.8359 0.0047
eccentricity 0.0
inclination [degrees] 87.04
omega [degrees] 0.0
orbital period [days] 4.94278382
u0 2.2466584929020197
u1 -3.8603033428059206
u2 4.021615839355711
u3 -1.4079709295250646
duration 0.161 0.01

Light curve chart for 0004493
Parameter Value Uncertainty
Am1 0.9852 0.0062
Am2 0.0105 0.0067
a/Rs 9.76 0.43
Rp/Rs 0.1035 0.0085
ephemeris [JD] 2460203.7462 0.0053
eccentricity 0.0
inclination [degrees] 87.04
omega [degrees] 0.0
orbital period [days] 4.94278382
u0 1.9539332357263863
u1 -3.444773964930274
u2 3.8757635433661757
u3 -1.3849227564089102
duration 0.159 0.0091