Total Reductions to Date: 36

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

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) - -
Ephemeris (BJD_TDB) - -
Time saved (hours) -  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 297.7101763 decimal
DEC 48.0818635 decimal
Host Star Metallicity 0.31 0.05 Basilicata et al. 2024
Host Star log(g) 4.563 0.092 Log10(cgs) Basilicata et al. 2024
Host Star Radius [R_Sun] 0.76 0.01 Sol Basilicata et al. 2024
Host Star Effective Temperature [K] 4780.0 50.0 K Basilicata et al. 2024
a/Rs 15.05 0.21 Basilicata et al. 2024
eccentricity 0.251 0.045 An et al. 2025
inclination [degrees] 89.027 0.068 deg Basilicata et al. 2024
omega [degrees] 28.0 11.0 deg An et al. 2025
orbital period [days] 4.888 0.0001 day An et al. 2025
Rp 5.006 0.066 R_Earth Basilicata et al. 2024
Rp/Rs 0.0657 0 Q1-Q17 DR25 KOI Table
ephemeris [JD] 2454957.8132067 5.3e-06 BJD-TDB Basilicata et al. 2024

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2454605.89132 0.00032 BJD Bakos et al. 2010
2454957.813063309 3.321818181818182e-05 BJD, BJD-TDB, JD Basilicata et al. 2024, Bourrier et al. 2023, 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, Sanchis-Ojeda & Winn 2011
2455109.335119 2.1e-05 BJD-TDB Kokori et al. 2022
2455798.515261 2.3e-05 BJD-TDB Kokori et al. 2023
2457631.44091 0.00014 BJD-TDB Ivshina & Winn 2022
2460554.347022 0.0001457 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0001552
Parameter Value Uncertainty
Am1 1.0007 0.0041
Am2 -0.00046 0.00092
a/Rs 14.38 0.61
Rp/Rs 0.022 0.037
ephemeris [JD] 2459005.058 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182355426954647
u1 -3.7274251461135766
u2 3.8849889945166147
u3 -1.339919217466838
duration 0 0
Not included in ephemeris calculations

Light curve chart for 0001928
Parameter Value Uncertainty
Am1 1.227 0.01
Am2 -0.1868 0.0097
a/Rs 14.25 0.61
Rp/Rs 0.104 0.038
ephemeris [JD] 2459102.842 0.011
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.02625489509696
u1 -3.5139808231367953
u2 3.8087381033903025
u3 -1.321012118595847
duration 0 0
Not included in ephemeris calculations

Light curve chart for 0000746
Parameter Value Uncertainty
Am1 1.0185 0.0047
Am2 -0.0208 0.0095
a/Rs 14.3 0.61
Rp/Rs 0.081 0.038
ephemeris [JD] 2459396.123 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 1.36858556884472
u1 -2.320094977603336
u2 2.9748702233414877
u3 -1.023360770253851
duration 0 0
Not included in ephemeris calculations

Light curve chart for 0000828
Parameter Value Uncertainty
Am1 0.9425 0.0072
Am2 0.056 0.013
a/Rs 15.11 0.6
Rp/Rs 0.018 0.038
ephemeris [JD] 2459445.017 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 1.3688170001365416
u1 -2.32110534099882
u2 2.976116370711656
u3 -1.0238279855017873
duration 0 0
Not included in ephemeris calculations

Light curve chart for 0bd3ec773775510055d208c431eaa688
Parameter Value Uncertainty
Am1 0.9991 0.0018
Am2 0
a/Rs 14.99 0.6
Rp/Rs 0.0 0.0018
ephemeris [JD] 2459821.369 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1818995995289496
u1 -3.726604811757955
u2 3.8843812468332657
u3 -1.3396759767224689
duration 0 0
Not included in ephemeris calculations

Light curve chart for ae2576e49d5c7cdef857052476ff06a2
Parameter Value Uncertainty
Am1 0.999 0.0019
Am2 0
a/Rs 15.75 0.59
Rp/Rs 0.0 0.0032
ephemeris [JD] 2459816.473 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182581417195537
u1 -3.728125154307815
u2 3.8857072169725835
u3 -1.3401634219587564
duration 0.044 0.013
Not included in ephemeris calculations

Light curve chart for 5138e1619770dee62a695fa1c30a01d5
Parameter Value Uncertainty
Am1 0.9989 0.0019
Am2 0
a/Rs 15.08 0.6
Rp/Rs 0.0 0.0027
ephemeris [JD] 2459826.271 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1821982924721066
u1 -3.726795932198268
u2 3.8841119175835193
u3 -1.3395142199795802
duration 0 0
Not included in ephemeris calculations

Light curve chart for 684df466cea708b2b1fb140b4a5ca355
Parameter Value Uncertainty
Am1 0.9991 0.0018
Am2 0
a/Rs 15.49 0.61
Rp/Rs 0.0 0.0035
ephemeris [JD] 2458702.032 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182630377053101
u1 -3.7290473098857175
u2 3.887256524852887
u3 -1.3408395340956347
duration 0.066 0.011
Not included in ephemeris calculations

Light curve chart for 221ff9bc83d678d640c143e6a1847d60
Parameter Value Uncertainty
Am1 0.9993 0.0019
Am2 0
a/Rs 14.96 0.6
Rp/Rs 0.0 0.0031
ephemeris [JD] 2459836.023 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1826373691344587
u1 -3.7286566280418993
u2 3.886555507640264
u3 -1.340536190818633
duration 0.046 0.013
Not included in ephemeris calculations

Light curve chart for 5b210688ce95767375abbbf4098abb4f
Parameter Value Uncertainty
Am1 0.9993 0.0017
Am2 0
a/Rs 14.0 0.61
Rp/Rs 0.0057 0.0038
ephemeris [JD] 2458716.667 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1820631915428055
u1 -3.7263337566251904
u2 3.8834639888455866
u3 -1.3391933658950785
duration 0.0928 0.0069
Not included in ephemeris calculations

Light curve chart for bef21ecdb50c6e23d441588540441a37
Parameter Value Uncertainty
Am1 0.9987 0.0018
Am2 0
a/Rs 15.34 0.61
Rp/Rs 0.0 0.0032
ephemeris [JD] 2459845.799 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182325957932095
u1 -3.7275002846061365
u2 3.8850513564830775
u3 -1.3398769719172599
duration 0.047 0.012
Not included in ephemeris calculations

Light curve chart for 0f1fff5d79eb545648ca306941d5b2a5
Parameter Value Uncertainty
Am1 0.9992 0.0018
Am2 0
a/Rs 15.42 0.61
Rp/Rs 0.0 0.0028
ephemeris [JD] 2458706.92 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1821576962804814
u1 -3.7276661552442585
u2 3.8856607305439965
u3 -1.3401522136793624
duration 0.065 0.012
Not included in ephemeris calculations

Light curve chart for 1300de2d0aa1d8abc116da3371e2453c
Parameter Value Uncertainty
Am1 0.999 0.0019
Am2 0
a/Rs 15.89 0.6
Rp/Rs 0.0 0.0019
ephemeris [JD] 2459420.553 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1819945050004037
u1 -3.726388924123074
u2 3.883840855630669
u3 -1.33944637863426
duration 0.051 0.012
Not included in ephemeris calculations

Light curve chart for d93290f285cba5970c01558473aed9b8
Parameter Value Uncertainty
Am1 0.9986 0.0019
Am2 0
a/Rs 14.43 0.61
Rp/Rs 0.0 0.0029
ephemeris [JD] 2459777.378 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1822526568534575
u1 -3.7272435942712443
u2 3.8847905903734086
u3 -1.3397995950677313
duration 0.04 0.012
Not included in ephemeris calculations

Light curve chart for 715ef2856db59c7adb17cafae769d7c1
Parameter Value Uncertainty
Am1 0.999 0.0019
Am2 0
a/Rs 15.04 0.6
Rp/Rs 0.0 0.0022
ephemeris [JD] 2459425.46 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182417475147872
u1 -3.7282766808526513
u2 3.8863039691968737
u3 -1.3404447055816524
duration 0 0
Not included in ephemeris calculations

Light curve chart for 2ef045da9c403e1a0c05f95a8ea8d316
Parameter Value Uncertainty
Am1 0.9987 0.0019
Am2 0
a/Rs 15.42 0.61
Rp/Rs 0.0 0.0026
ephemeris [JD] 2459796.933 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1817434502448507
u1 -3.7266486759621746
u2 3.8847584486817697
u3 -1.339853165077034
duration 0 0
Not included in ephemeris calculations

Light curve chart for bb8717011b026ec35614d479e3bc673e
Parameter Value Uncertainty
Am1 0.9994 0.0019
Am2 0
a/Rs 15.17 0.63
Rp/Rs 0.0 0.0032
ephemeris [JD] 2459772.485 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182513433717231
u1 -3.728629961571686
u2 3.8866801729985347
u3 -1.3405635872280324
duration 0.044 0.012
Not included in ephemeris calculations

Light curve chart for 15f5c56a04bc02ac928ecb88c33e2a45
Parameter Value Uncertainty
Am1 0.9989 0.0018
Am2 0
a/Rs 14.34 0.61
Rp/Rs 0.0 0.0039
ephemeris [JD] 2458692.246 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1825555437489617
u1 -3.7287915410239014
u2 3.886988290320917
u3 -1.340752235125338
duration 0.081 0.011
Not included in ephemeris calculations

Light curve chart for 64b3bf48f60027bf48e3eaebfb385e23
Parameter Value Uncertainty
Am1 0.9994 0.0017
Am2 0
a/Rs 14.63 0.63
Rp/Rs 0.0 0.0033
ephemeris [JD] 2458731.341 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182373052684172
u1 -3.7278339410702523
u2 3.88561651754853
u3 -1.3401555712622515
duration 0.0854 0.0084
Not included in ephemeris calculations

Light curve chart for a5419bb5a29830ccbb5688ceaad807ce
Parameter Value Uncertainty
Am1 0.9988 0.0019
Am2 0
a/Rs 15.99 0.6
Rp/Rs 0.0 0.0025
ephemeris [JD] 2459787.139 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182329683204648
u1 -3.7279813314517787
u2 3.8859857449925768
u3 -1.340334038839746
duration 0.05 0.012
Not included in ephemeris calculations

Light curve chart for f638de1462310665675c0a23273f061f
Parameter Value Uncertainty
Am1 0.9993 0.0019
Am2 0
a/Rs 15.09 0.61
Rp/Rs 0.0 0.0021
ephemeris [JD] 2459831.153 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1822521606778964
u1 -3.727931353003311
u2 3.886057631608369
u3 -1.3403783813761834
duration 0 0
Not included in ephemeris calculations

Light curve chart for 0d2d4d45ec653ed6b223174ed4c5df8a
Parameter Value Uncertainty
Am1 0.9987 0.0018
Am2 0
a/Rs 15.12 0.6
Rp/Rs 0.0 0.0028
ephemeris [JD] 2458711.808 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182092858027866
u1 -3.7266407280273217
u2 3.8840544083878936
u3 -1.3395064805115173
duration 0.067 0.012
Not included in ephemeris calculations

Light curve chart for c4a22fe58037a8dca2c6cdfe2287712e
Parameter Value Uncertainty
Am1 0.9991 0.0019
Am2 0
a/Rs 15.02 0.61
Rp/Rs 0.0 0.0027
ephemeris [JD] 2459811.601 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182334987337237
u1 -3.7280562257111747
u2 3.8861347617496262
u3 -1.3404134654677682
duration 0 0
Not included in ephemeris calculations

Light curve chart for 672d760273975f2774fdc00a85a2e398
Parameter Value Uncertainty
Am1 0.9989 0.0019
Am2 0
a/Rs 14.15 0.6
Rp/Rs 0.0 0.0015
ephemeris [JD] 2459444.989 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1821287277563077
u1 -3.727630087655572
u2 3.8856872237270257
u3 -1.34018580592651
duration 0.06 0.012
Not included in ephemeris calculations

Light curve chart for 29b57583b31bcbb44ccb39760057d85a
Parameter Value Uncertainty
Am1 0.998 0.0017
Am2 0
a/Rs 15.32 0.61
Rp/Rs 0.0 0.003
ephemeris [JD] 2458736.232 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182267268516079
u1 -3.7267728789270858
u2 3.883923377193383
u3 -1.339417708907408
duration 0.0806 0.009
Not included in ephemeris calculations

Light curve chart for 20e13378230cf50f5f52c76bf11753da
Parameter Value Uncertainty
Am1 0.9988 0.0016
Am2 0
a/Rs 15.48 0.61
Rp/Rs 0.0 0.0032
ephemeris [JD] 2458687.373 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182370628371867
u1 -3.7282083769978764
u2 3.8863126913295254
u3 -1.3404748847929442
duration 0.062 0.011
Not included in ephemeris calculations

Light curve chart for 71569e50533251651843bab327d0a87c
Parameter Value Uncertainty
Am1 0.9994 0.0017
Am2 0
a/Rs 15.26 0.62
Rp/Rs 0.0 0.0028
ephemeris [JD] 2458721.559 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1820945204480626
u1 -3.7272138766981424
u2 3.885093160139956
u3 -1.3399737459974763
duration 0.0846 0.0063
Not included in ephemeris calculations

Light curve chart for 89cf04849294db2653c9117fd80468b9
Parameter Value Uncertainty
Am1 0.9979 0.0019
Am2 0
a/Rs 14.42 0.58
Rp/Rs 0.0 0.0037
ephemeris [JD] 2459840.928 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.182115699492535
u1 -3.7270584353448504
u2 3.884706428435419
u3 -1.3397636346964674
duration 0 0
Not included in ephemeris calculations

Light curve chart for 9cafb699bc2517ab7c3d5a140e683dd0
Parameter Value Uncertainty
Am1 0.9993 0.0019
Am2 0
a/Rs 15.71 0.61
Rp/Rs 0.0 0.0029
ephemeris [JD] 2459806.693 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1823933076752406
u1 -3.727969273268823
u2 3.8857764129632635
u3 -1.3402003894671002
duration 0.047 0.012
Not included in ephemeris calculations

Light curve chart for 61c3bc4f496ba5259f3365ad2ccb0a5c
Parameter Value Uncertainty
Am1 0.9993 0.0018
Am2 0
a/Rs 15.97 0.6
Rp/Rs 0.0 0.0031
ephemeris [JD] 2458726.474 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1820614906232993
u1 -3.726719360339637
u2 3.8842351368451493
u3 -1.3395772092491978
duration 0.061 0.011
Not included in ephemeris calculations

Light curve chart for 6f37b2bac47e6d1a5b786757a1d3d7d1
Parameter Value Uncertainty
Am1 0.9993 0.0018
Am2 0
a/Rs 14.89 0.61
Rp/Rs 0.0 0.0016
ephemeris [JD] 2459440.118 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1818548365290202
u1 -3.7263754586201485
u2 3.8840249688131285
u3 -1.3395042888455184
duration 0.04 0.012
Not included in ephemeris calculations

Light curve chart for 27191c9fe67b66bf169d84b2ccc35317
Parameter Value Uncertainty
Am1 0.9994 0.0019
Am2 0
a/Rs 14.26 0.61
Rp/Rs 0.0 0.0027
ephemeris [JD] 2459801.83 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1824340769602797
u1 -3.7287250487782337
u2 3.8870459617714164
u3 -1.3407549320319636
duration 0 0
Not included in ephemeris calculations

Light curve chart for 5105920b67edec800a34cbdf039e13f6
Parameter Value Uncertainty
Am1 0.9992 0.0019
Am2 0
a/Rs 14.23 0.61
Rp/Rs 0.0 0.0011
ephemeris [JD] 2459430.342 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1819304930888173
u1 -3.7262919490814914
u2 3.883724137259764
u3 -1.3393626233950902
duration 0.044 0.012
Not included in ephemeris calculations

Light curve chart for de2a149c921588193b1d53a506daf1a8
Parameter Value Uncertainty
Am1 0.9986 0.0019
Am2 0
a/Rs 15.51 0.6
Rp/Rs 0.0 0.0016
ephemeris [JD] 2459435.201 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1827753548051723
u1 -3.730090888453019
u2 3.8889293262143476
u3 -1.3416137346169386
duration 0.068 0.011
Not included in ephemeris calculations

Light curve chart for 1712fd3796676bcf9dec6c425407a0f8
Parameter Value Uncertainty
Am1 0.9995 0.002
Am2 0
a/Rs 15.36 0.61
Rp/Rs 0.0 0.0023
ephemeris [JD] 2459782.276 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1821515153500934
u1 -3.7272666302811386
u2 3.8850472854918308
u3 -1.3399321126690698
duration 0 0
Not included in ephemeris calculations

Light curve chart for 5ee3ea10153033ce8bdff0895719ec78
Parameter Value Uncertainty
Am1 0.9988 0.002
Am2 0
a/Rs 15.07 0.6
Rp/Rs 0.0 0.0025
ephemeris [JD] 2459767.603 0.012
eccentricity 0.251
inclination [degrees] 89.027
omega [degrees] 28.0
orbital period [days] 4.888
u0 2.1833885075767476
u1 -3.731504902368001
u2 3.890247507915945
u3 -1.3421310551554861
duration 0.037 0.012
Not included in ephemeris calculations