Timing Plot

Total Reductions to Date: 29

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

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 1.2198708760456445 5.3950498876311e-08
Ephemeris (BJD_TDB) 2459896.617467454 0.0001930085516866382
Time saved (hours) 0.0006  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 36.7127375 decimal
DEC 37.5504441 decimal
Host Star Metallicity 0.1 0.1 Zhang et al. 2018
Host Star log(g) 4.3 0.08 Log10(cgs) Zhang et al. 2018
Host Star Radius [R_Sun] 1.444 0.034 Sol Chakrabarty & Sengupta 2019
Host Star Effective Temperature [K] 7430.0 100.0 K Chakrabarty & Sengupta 2019
a/Rs 3.571 0.01 Chakrabarty & Sengupta 2019
eccentricity 0.0 Stassun et al. 2017
inclination [degrees] 86.63 0.03 deg Chakrabarty & Sengupta 2019
omega [degrees] 0.0 deg Ivshina & Winn 2022
orbital period [days] 1.2198707 3.8e-07 day Ivshina & Winn 2022
Rp 17.86 0.83 R_Earth Chakrabarty & Sengupta 2019
Rp/Rs 0.1103 0 ExoFOP-TESS TOI
ephemeris [JD] 2456217.48738 0.00039 BJD-TDB Ivshina & Winn 2022

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2452984.82964 0.0003 nan Turner et al. 2016
2454163.2237 0.00023999999999999998 BJD-UTC, HJD Zhang et al. 2018, Collier Cameron et al. 2010
2455507.5222 0.0003 BJD-TDB von Essen et al. 2014
2456217.48738 0.00039 BJD-TDB Ivshina & Winn 2022
2456934.77146 0.00059 BJD Johnson et al. 2015
2459883.198788 0.00020759 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0007230
Parameter Value Uncertainty
Am1 1.53 0.18
Am2 -0.307 0.068
a/Rs 3.586 0.029
Rp/Rs 0.002 0.051
ephemeris [JD] 2458099.732 0.012
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.125240473720839
u1 -3.628325320348041
u2 4.003374010437129
u3 -1.5002891041550064
duration 0.1115 0.0036
Not included in ephemeris calculations

Light curve chart for 0010236
Parameter Value Uncertainty
Am1 1.134 0.076
Am2 -0.09 0.04
a/Rs 3.618 0.028
Rp/Rs 0.101 0.059
ephemeris [JD] 2458099.746 0.011
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.124853078729705
u1 -3.6269068598539214
u2 4.001831399421997
u3 -1.4997775586658455
duration 0.1179 0.0067
Not included in ephemeris calculations

Light curve chart for 0005612
Parameter Value Uncertainty
Am1 1.1654 0.008
Am2 -0.148 0.022
a/Rs 3.521 0.028
Rp/Rs 0.087 0.014
ephemeris [JD] 2458110.7128 0.0073
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.266694885828343
u1 -3.8556636889340092
u2 4.088180576245533
u3 -1.4992117122212298
duration 0.1191 0.003

Light curve chart for 0007636
Parameter Value Uncertainty
Am1 1.103 0.064
Am2 -0.11 0.11
a/Rs 3.533 0.029
Rp/Rs 0.093 0.05
ephemeris [JD] 2458132.678 0.012
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.1239587509317626
u1 -3.6240501316177918
u2 3.9984457729563316
u3 -1.4983543326888173
duration 0.103 0.011
Not included in ephemeris calculations

Light curve chart for 0012098
Parameter Value Uncertainty
Am1 1.023 0.023
Am2 -0.012 0.013
a/Rs 3.616 0.029
Rp/Rs 0.102 0.035
ephemeris [JD] 2458143.662 0.011
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.125744326258721
u1 -3.6293492965704903
u2 4.004342973154118
u3 -1.5007379431729881
duration 0.1183 0.0042
Not included in ephemeris calculations

Light curve chart for 0008800
Parameter Value Uncertainty
Am1 2.34 0.6
Am2 -0.84 0.1
a/Rs 3.531 0.029
Rp/Rs 0.22 0.059
ephemeris [JD] 2458154.659 0.01
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.2645820691966665
u1 -3.8462838627669056
u2 4.075704616658263
u3 -1.4940027623552932
duration 0.1347 0.0069
Not included in ephemeris calculations

Light curve chart for 0000344
Parameter Value Uncertainty
Am1 3.649 0.027
Am2 -0.0051 0.0045
a/Rs 3.614 0.029
Rp/Rs 0.124 0.0086
ephemeris [JD] 2458154.6416 0.002
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.1244626126574384
u1 -3.6250414185611906
u2 3.99922771011381
u3 -1.4986488446169206
duration 0.1206 0.0014

Light curve chart for 0005755
Parameter Value Uncertainty
Am1 0.936 0.07
Am2 0.035 0.019
a/Rs 3.612 0.029
Rp/Rs 0.188 0.062
ephemeris [JD] 2458160.758 0.013
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.1251713355747417
u1 -3.62814378960874
u2 4.003181973749251
u3 -1.5002094600631932
duration 0.096 0.014
Not included in ephemeris calculations

Light curve chart for 0002014
Parameter Value Uncertainty
Am1 0.974 0.016
Am2 0.024 0.018
a/Rs 3.62 0.028
Rp/Rs 0.101 0.01
ephemeris [JD] 2459858.8044 0.0023
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.2656292172606918
u1 -3.852086563358613
u2 4.0839969535730045
u3 -1.4975395466187864
duration 0.1178 0.0016

Light curve chart for 0002117
Parameter Value Uncertainty
Am1 1.0218 0.003
Am2 -0.0188 0.0041
a/Rs 3.53 0.028
Rp/Rs 0.1029 0.0036
ephemeris [JD] 2459895.396 0.0012
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.572515171050424
u1 -4.487208372145316
u2 4.518871228876953
u3 -1.6041779604456328
duration 0.1215 0.0011

Light curve chart for 0002207
Parameter Value Uncertainty
Am1 0.7057 0.0041
Am2 0.34 0.58
a/Rs 3.621 0.029
Rp/Rs 0.168 0.012
ephemeris [JD] 2459896.6262 0.002
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.2650867536643666
u1 -3.848230418033069
u2 4.07816234976976
u3 -1.4950186246317032
duration 0.0234 0.0022

Light curve chart for 0005366
Parameter Value Uncertainty
Am1 1.195 0.023
Am2 -0.132 0.016
a/Rs 3.61 0.029
Rp/Rs 0.101 0.038
ephemeris [JD] 2459930.773 0.011
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 2.124256818670501
u1 -3.623946023131957
u2 3.9976722087729444
u3 -1.4979829447415303
duration 0.1181 0.0045
Not included in ephemeris calculations

Light curve chart for 1a126d7d7ae9b501c386e3a90556e208
Parameter Value Uncertainty
Am1 0.9997 0.0014
Am2 0
a/Rs 3.563 0.027
Rp/Rs 0.1071 0.0019
ephemeris [JD] 2458798.73339 0.00084
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.169449873062197
u1 -5.6845897327683765
u2 5.302701245155614
u3 -1.7875613064330285
duration 0.1204 0.001
Not included in ephemeris calculations

Light curve chart for 51fd1fa3ab6a7e63cd06dfa7234d1985
Parameter Value Uncertainty
Am1 0.9993 0.0015
Am2 0
a/Rs 3.556 0.028
Rp/Rs 0.103 0.0019
ephemeris [JD] 2458804.83241 0.00088
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.169534905876106
u1 -5.6845539133613325
u2 5.30225749941769
u3 -1.7872384129226697
duration 0.1205 0.0011
Not included in ephemeris calculations

Light curve chart for 1e73b19b7e69aeb6fe1a788b122a0846
Parameter Value Uncertainty
Am1 1.0009 0.0016
Am2 0
a/Rs 3.521 0.022
Rp/Rs 0.1124 0.0019
ephemeris [JD] 2458814.59275 0.00085
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.167856581361009
u1 -5.677891925129527
u2 5.2940337867596705
u3 -1.7839983641039017
duration 0.12297 0.00089
Not included in ephemeris calculations

Light curve chart for a97f8f9493b5a1afcb99196e572c5479
Parameter Value Uncertainty
Am1 1.0002 0.0012
Am2 0
a/Rs 3.545 0.027
Rp/Rs 0.1077 0.0018
ephemeris [JD] 2458793.85444 0.0009
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.169767284721361
u1 -5.685452318649698
u2 5.303675437624381
u3 -1.7879903246651208
duration 0.1213 0.001
Not included in ephemeris calculations

Light curve chart for a8c2051a129c549fa1e3275ff083b048
Parameter Value Uncertainty
Am1 1.0 0.0014
Am2 0
a/Rs 3.522 0.025
Rp/Rs 0.1104 0.0019
ephemeris [JD] 2458810.93339 0.00092
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1695916204044083
u1 -5.685288610897102
u2 5.303746568126066
u3 -1.7880494986013895
duration 0.12254 0.00097
Not included in ephemeris calculations

Light curve chart for 0ab975500f817f499fde24925f522ce0
Parameter Value Uncertainty
Am1 0.9998 0.0011
Am2 0
a/Rs 3.581 0.027
Rp/Rs 0.1066 0.0019
ephemeris [JD] 2458795.07375 0.00091
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1690669395180358
u1 -5.683834555575379
u2 5.302230655977008
u3 -1.787462960910271
duration 0.12 0.001
Not included in ephemeris calculations

Light curve chart for 3ac0d09add747b2a6fd1cc35abcd8eec
Parameter Value Uncertainty
Am1 0.9998 0.0014
Am2 0
a/Rs 3.545 0.028
Rp/Rs 0.1081 0.002
ephemeris [JD] 2458809.71231 0.00094
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1698567606168204
u1 -5.684029401931939
u2 5.300659545315594
u3 -1.7864868250144932
duration 0.1213 0.0011
Not included in ephemeris calculations

Light curve chart for fc9776a6b2118386d9a3ede54f99096a
Parameter Value Uncertainty
Am1 0.9998 0.0012
Am2 0
a/Rs 3.539 0.026
Rp/Rs 0.1102 0.0018
ephemeris [JD] 2458807.27261 0.00088
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1694907494833604
u1 -5.684029452560926
u2 5.301456058519881
u3 -1.7869172764444636
duration 0.1217 0.00093
Not included in ephemeris calculations

Light curve chart for 29aa66b554b2fefc2a4a38b3fae44a20
Parameter Value Uncertainty
Am1 0.9999 0.0013
Am2 0
a/Rs 3.621 0.024
Rp/Rs 0.1089 0.0019
ephemeris [JD] 2458799.95315 0.00097
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1689701527732117
u1 -5.683220917503192
u2 5.301287963884294
u3 -1.787037120158967
duration 0.11876 0.00089
Not included in ephemeris calculations

Light curve chart for f6807fc423aaecbd073734e714fa5ad3
Parameter Value Uncertainty
Am1 0.9997 0.0013
Am2 0
a/Rs 3.564 0.027
Rp/Rs 0.1069 0.0019
ephemeris [JD] 2458797.51287 0.00085
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1691993255707
u1 -5.682522853384471
u2 5.29939822276592
u3 -1.7860746159849628
duration 0.1205 0.001
Not included in ephemeris calculations

Light curve chart for 4aa0b2ef924ea096115940a047a459e4
Parameter Value Uncertainty
Am1 0.9998 0.0015
Am2 0
a/Rs 3.522 0.026
Rp/Rs 0.1089 0.0019
ephemeris [JD] 2458792.63232 0.00092
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1694909656080443
u1 -5.6837092937499065
u2 5.300981676476516
u3 -1.7867632693438718
duration 0.12215 0.00099
Not included in ephemeris calculations

Light curve chart for 92dddfda36a4cbcfeb3a44ee1d67534f
Parameter Value Uncertainty
Am1 0.99982 0.00097
Am2 0
a/Rs 3.524 0.028
Rp/Rs 0.1118 0.0018
ephemeris [JD] 2458796.29266 0.00092
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1697328021915627
u1 -5.6852730723369405
u2 5.303210918252165
u3 -1.7876705690827865
duration 0.1226 0.0011
Not included in ephemeris calculations

Light curve chart for 48c6aac2d9c702a436c76518c4ae5006
Parameter Value Uncertainty
Am1 1.0004 0.0015
Am2 0
a/Rs 3.606 0.028
Rp/Rs 0.1093 0.0024
ephemeris [JD] 2458803.6118 0.0011
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.170609036694083
u1 -5.689969443783355
u2 5.31015328943025
u3 -1.7907928032135292
duration 0.1194 0.0011
Not included in ephemeris calculations

Light curve chart for e83abed5b237423fc3a8db95a71fb540
Parameter Value Uncertainty
Am1 0.9996 0.0013
Am2 0
a/Rs 3.621 0.025
Rp/Rs 0.1047 0.0019
ephemeris [JD] 2458806.05231 0.00091
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1694745945140395
u1 -5.685104719890328
u2 5.303553791479445
u3 -1.7879235870740469
duration 0.11834 0.00091
Not included in ephemeris calculations

Light curve chart for 871782a46b8c26039e0a92ef9e429873
Parameter Value Uncertainty
Am1 1.0002 0.0016
Am2 0
a/Rs 3.521 0.023
Rp/Rs 0.11 0.0019
ephemeris [JD] 2458813.37315 0.00081
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1689747928448053
u1 -5.681952012728487
u2 5.298915325657417
u3 -1.785938026813744
duration 0.1226 0.00091
Not included in ephemeris calculations

Light curve chart for 62e8b80b92eac173cb0a149d27b65ab6
Parameter Value Uncertainty
Am1 0.9998 0.0015
Am2 0
a/Rs 3.535 0.027
Rp/Rs 0.1071 0.0019
ephemeris [JD] 2458812.15195 0.00092
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.1694326663853674
u1 -5.6836535439920075
u2 5.301034039291269
u3 -1.7868130826930666
duration 0.1217 0.0011
Not included in ephemeris calculations

Light curve chart for bdac6c337fb4d3e62eb75f17dfe8b9e5
Parameter Value Uncertainty
Am1 1.0003 0.0012
Am2 0
a/Rs 3.621 0.026
Rp/Rs 0.1056 0.0019
ephemeris [JD] 2458808.49289 0.00094
eccentricity 0.0
inclination [degrees] 86.63
omega [degrees] 0.0
orbital period [days] 1.2198707
u0 3.169626583788661
u1 -5.684174609453527
u2 5.301515093662929
u3 -1.7869669889993318
duration 0.11834 0.00094
Not included in ephemeris calculations