Timing Plot

Total Reductions to Date: 13

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

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 4.542168017777834 4.864516936669532e-07
Ephemeris (BJD_TDB) 2459690.7481968803 0.00026471105730669394
Time saved (hours) 0.0001  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 224.8728589 decimal
DEC 46.9600996 decimal
Host Star Metallicity 0.1 0.09 Kokori et al. 2023
Host Star log(g) 4.2 0.1 Log10(cgs) Kokori et al. 2023
Host Star Radius [R_Sun] 1.608 0.09 Sol Kokori et al. 2023
Host Star Effective Temperature [K] 5890.0 140.0 K Kokori et al. 2023
a/Rs 7.87 0.14 Kokori et al. 2023
eccentricity 0.0 Barros et al. 2016
inclination [degrees] 86.5 1.2 deg Kokori et al. 2023
omega [degrees] 0.0 deg Barros et al. 2016
orbital period [days] 4.54216695 8.3e-07 day Kokori et al. 2023
Rp 17.38 0.94 R_Earth ExoFOP-TESS TOI
Rp/Rs 0.0988 0 ExoFOP-TESS TOI
ephemeris [JD] 2457224.351204 3.9e-05 BJD-TDB Kokori et al. 2023

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2457224.351204 3.9e-05 BJD-TDB Kokori et al. 2023
2458982.16991 0.00042 BJD Patel & Espinoza 2022
2458741.435 0.00028 BJD-TDB Ivshina & Winn 2022
2457201.64037 4e-05 BJD-TDB Kokori et al. 2022
2459686.204782 0.000712 BJD ExoFOP-TESS TOI
2457197.097459 4e-05 HJD Barros et al. 2016

Observations

Light curve chart for 0001416
Parameter Value Uncertainty
Am1 1.432 0.011
Am2 -0.321 0.041
a/Rs 7.18 0.39
Rp/Rs 0.114 0.033
ephemeris [JD] 2459699.827 0.011
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.4113818101088937
u1 -4.3679207618939495
u2 4.601350591929055
u3 -1.6448115715785323
duration 0.207 0.015
Not included in ephemeris calculations

Light curve chart for ad936412a7948df77ff7dcfcfb347510
Parameter Value Uncertainty
Am1 1.0006 0.0018
Am2 0
a/Rs 8.03 0.11
Rp/Rs 0.0925 0.0014
ephemeris [JD] 2458950.3753 0.0013
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.6650466852003643
u1 -4.796629096748155
u2 4.811075698651379
u3 -1.6794932154129745
duration 0.1769 0.0031

Light curve chart for d8390161a02c86690668db229ae1ee5f
Parameter Value Uncertainty
Am1 1.0003 0.0024
Am2 0
a/Rs 7.87 0.14
Rp/Rs 0.0906 0.002
ephemeris [JD] 2458964.0002 0.0017
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.6656271613351787
u1 -4.797239937835202
u2 4.810947159690206
u3 -1.679334311501484
duration 0.1808 0.004

Light curve chart for ba404c873a6fcc2107bc0ec516d35d1c
Parameter Value Uncertainty
Am1 0.9999 0.0019
Am2 0
a/Rs 7.87 0.1
Rp/Rs 0.0906 0.0015
ephemeris [JD] 2459677.1239 0.0013
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.6654794799581163
u1 -4.797678398353241
u2 4.812116373187502
u3 -1.6799173830862548
duration 0.1805 0.0027

Light curve chart for f8637cfa1956043caab356ecb1404cd3
Parameter Value Uncertainty
Am1 1.0007 0.0019
Am2 0
a/Rs 7.89 0.13
Rp/Rs 0.0878 0.0015
ephemeris [JD] 2458936.7488 0.0015
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.665722178329611
u1 -4.79846534543522
u2 4.812911331384731
u3 -1.680168092561154
duration 0.1797 0.0037

Light curve chart for 054c500d2c8a569a2ad2b4eae5000a8f
Parameter Value Uncertainty
Am1 0.9998 0.0026
Am2 0
a/Rs 8.17 0.16
Rp/Rs 0.0828 0.0023
ephemeris [JD] 2458982.1676 0.0018
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.666142666628786
u1 -4.799225697735129
u2 4.813390111316055
u3 -1.6803070084846108
duration 0.171 0.0043

Light curve chart for f0207c4c386e01181259366e6fb1fb92
Parameter Value Uncertainty
Am1 1.0001 0.0021
Am2 0
a/Rs 8.09 0.12
Rp/Rs 0.0933 0.0016
ephemeris [JD] 2458959.461 0.0013
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.6649486608237516
u1 -4.796357976415964
u2 4.810811000434874
u3 -1.6794016131559908
duration 0.1755 0.0033

Light curve chart for 552c83f6fea323e5f226dff9d0551270
Parameter Value Uncertainty
Am1 1.0002 0.0019
Am2 0
a/Rs 7.846 0.093
Rp/Rs 0.0914 0.0015
ephemeris [JD] 2459686.2059 0.0011
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.6655422611941764
u1 -4.797309966414746
u2 4.811096660705649
u3 -1.679328883794153
duration 0.1819 0.0027

Light curve chart for 99eea86bac624470a88f155ac1b1a012
Parameter Value Uncertainty
Am1 1.0 0.0017
Am2 0
a/Rs 7.871 0.093
Rp/Rs 0.0923 0.0014
ephemeris [JD] 2459690.7475 0.0012
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.6659987043588376
u1 -4.798732589803285
u2 4.812889664896263
u3 -1.6801557077341704
duration 0.1808 0.0028

Light curve chart for a23bceeaa4c89224dff196ca5828748c
Parameter Value Uncertainty
Am1 1.0 0.0021
Am2 0
a/Rs 7.96 0.11
Rp/Rs 0.0918 0.0015
ephemeris [JD] 2458973.0879 0.0013
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.6662400579995764
u1 -4.7999013407043405
u2 4.814513518952288
u3 -1.6808521645056822
duration 0.1783 0.0032

Light curve chart for 9dd12177e2162dbc525a1a9f11a25a21
Parameter Value Uncertainty
Am1 1.0004 0.002
Am2 0
a/Rs 7.85 0.1
Rp/Rs 0.0914 0.0015
ephemeris [JD] 2458977.6273 0.0013
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.664504597721547
u1 -4.79515178195635
u2 4.809554013210473
u3 -1.6789067573077308
duration 0.1812 0.0029

Light curve chart for f16ebe54cc3e39d38c4b029b0a3ac3e7
Parameter Value Uncertainty
Am1 1.0006 0.0021
Am2 0
a/Rs 7.98 0.13
Rp/Rs 0.0902 0.0016
ephemeris [JD] 2458945.8311 0.0016
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.665429652313105
u1 -4.797006448992709
u2 4.811018053581531
u3 -1.6794411852121711
duration 0.1776 0.0036

Light curve chart for 24c64a6b3861f0d57b083bfb433442b5
Parameter Value Uncertainty
Am1 1.0004 0.002
Am2 0
a/Rs 7.95 0.12
Rp/Rs 0.0903 0.0016
ephemeris [JD] 2458932.2062 0.0014
eccentricity 0.0
inclination [degrees] 86.5
omega [degrees] 0.0
orbital period [days] 4.54216695
u0 2.6651375490001548
u1 -4.797135062802896
u2 4.8118569550839085
u3 -1.6798593695789106
duration 0.1783 0.0033