Timing Plot

Total Reductions to Date: 2

Date Processed: 11/27/2024 at 07:00:04 (PST)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 2.8505645063204144 1.5491028257589672e-06
Ephemeris (BJD_TDB) 2459806.618470808 0.00147029649216502
Time saved (hours) 0.0061  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 278.9020691 decimal
DEC 6.4795703 decimal
Host Star Metallicity 0.2 0.1 Bonomo et al. 2017
Host Star log(g) 4.33 0.2 Log10(cgs) Pallé et al. 2016
Host Star Radius [R_Sun] 0.9 0.12 Sol Bonomo et al. 2017
Host Star Effective Temperature [K] 5260.0 100.0 K Bonomo et al. 2017
a/Rs 8.53 0.23 Pallé et al. 2016
eccentricity 0.12 0.081 Bonomo et al. 2017
inclination [degrees] 87.3 2.7 deg Bonomo et al. 2017
omega [degrees] 87.0 210.0 deg Cabrera et al. 2015
orbital period [days] 2.85057 6e-06 day Bonomo et al. 2017
Rp 10.09 1.79 R_Earth Bonomo et al. 2017
Rp/Rs 0.1028 0 Bonomo et al. 2017
ephemeris [JD] 2455753.1158 0.001 BJD-TDB Bonomo et al. 2017

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2455753.1154 0.001 BJD-TDB, HJD Bonomo et al. 2017, Cabrera et al. 2015
2457212.60482 0.0003 BJD-TDB Pallé et al. 2016

Observations

Light curve chart for 0001912
Parameter Value Uncertainty
Am1 0.965 0.054
Am2 0.035 0.089
a/Rs 7.65 0.65
Rp/Rs 0.0 0.048
ephemeris [JD] 2459019.857 0.012
eccentricity 0.12
inclination [degrees] 87.3
omega [degrees] 87.0
orbital period [days] 2.85057
u0 2.281784835963117
u1 -3.9243987500438298
u2 4.048219915277586
u3 -1.4056059408736954
duration 0.1039 0.01
Not included in ephemeris calculations

Light curve chart for 0004883
Parameter Value Uncertainty
Am1 1.0021 0.0071
Am2 -0.0005 0.0097
a/Rs 7.89 0.35
Rp/Rs 0.1383 0.0069
ephemeris [JD] 2459806.6175 0.0022
eccentricity 0.12
inclination [degrees] 87.3
omega [degrees] 87.0
orbital period [days] 2.85057
u0 2.2532395763132085
u1 -3.867505588502125
u2 4.007979452844291
u3 -1.3937133809318265
duration 0.1113 0.0055