Timing Plot

Total Reductions to Date: 2

Date Processed: 04/03/2025 at 07:00:25 (PDT)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 2.850564445049575 1.4953885692246817e-06
Ephemeris (BJD_TDB) 2459806.6184128053 0.0014201126297921697

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) 4.32772 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 0.964 0.054
Am2 0.035 0.087
a/Rs 8.99 0.67
Rp/Rs 0.003 0.048
ephemeris [JD] 2459019.873 0.012
eccentricity 0.12
inclination [degrees] 87.3
omega [degrees] 87.0
orbital period [days] 2.85057
u0 2.2826426405868445
u1 -3.9265080234728695
u2 4.049888611128953
u3 -1.406023167894885
duration 0.0873 0.0084
Not included in ephemeris calculations

Light curve chart for 0004883
Parameter Value Uncertainty
Am1 1.0014 0.0071
Am2 0.0003 0.0098
a/Rs 7.85 0.35
Rp/Rs 0.1387 0.0071
ephemeris [JD] 2459806.6175 0.0021
eccentricity 0.12
inclination [degrees] 87.3
omega [degrees] 87.0
orbital period [days] 2.85057
u0 2.254319434260167
u1 -3.8712309513552072
u2 4.012271653805717
u3 -1.3953600769231707
duration 0.112 0.0055