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WASP-14 b

View target in exoplanet catalog
Timing Plot
Global Light Curve

Total Reductions to Date: 18

Date Processed: 05/03/2025 at 07:00:28 (PDT)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 2.243766498328717 8.826628610300051e-08
Ephemeris (BJD_TDB) 2460429.7516999985 0.00016893734729911473

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 218.2766247 decimal
DEC 21.8946875 decimal
Host Star Metallicity 0.0 0.2 Bonomo et al. 2017
Host Star log(g) 4.31 0.09 Log10(cgs) ExoFOP-TESS TOI
Host Star Radius [R_Sun] 1.306 0.073 Sol Kokori et al. 2023
Host Star Effective Temperature [K] 6475.0 100.0 K Kokori et al. 2023
a/Rs 5.99 0.09 Kokori et al. 2023
eccentricity 0.083 0.003 Kokori et al. 2023
inclination [degrees] 84.63 0.24 deg Kokori et al. 2023
omega [degrees] 252.7 0.7 deg Kokori et al. 2023
orbital period [days] 2.24376639 2.3e-07 day Kokori et al. 2023
Rp 14.29 0.72 R_Earth ExoFOP-TESS TOI
Rp/Rs 0.1015 0 ExoFOP-TESS TOI
ephemeris [JD] 2455798.61781 0.00013 BJD-TDB Kokori et al. 2023

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2454827.06666 0.00024 BJD-TDB Bonomo et al. 2017
2455605.65303 0.00066 BJD-TDB Ivshina & Winn 2022
2455643.79792 0.00011 BJD-TDB Kokori et al. 2022
2455798.61781 0.00013 BJD-TDB Kokori et al. 2023
2456034.21261 0.00015 BJD-TDB Wong et al. 2015
2459689.309412 0.0002022 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0008087
Parameter Value Uncertainty
Am1 1.0472 0.0068
Am2 -0.042 0.039
a/Rs 5.54 0.2
Rp/Rs 0.106 0.024
ephemeris [JD] 2458939.8856 0.0056
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 1.9728735737205365
u1 -3.4994861405955597
u2 4.07011803059739
u3 -1.5435054030728814
duration 0.1214 0.0067
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO NLIC (collaborate/publish) MOBS
Light curve chart for 0000599
Parameter Value Uncertainty
Am1 1.3284 0.0074
Am2 -0.235 0.021
a/Rs 5.6 0.26
Rp/Rs 0.153 0.035
ephemeris [JD] 2458975.771 0.013
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.1662970538635826
u1 -3.9289457511040697
u2 4.406427984212029
u3 -1.6437792213106484
duration 0.119 0.011
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
CV Clear (unfiltered) reduced to V sequence 350.0 nm 850.0 nm
Organization Observer Code Secondary Observers
AAVSO SGEO (collaborate/publish)
Light curve chart for 0009508
Parameter Value Uncertainty
Am1 0.8527 0.0092
Am2 0.147 0.079
a/Rs 5.61 0.25
Rp/Rs 0.203 0.014
ephemeris [JD] 2459316.8311 0.0082
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 1.9723471975542244
u1 -3.496977182541091
u2 4.06665067147017
u3 -1.5420206258854874
duration 0.0787 0.0095
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO SCMA (collaborate/publish) MOBS
Light curve chart for 0001347
Parameter Value Uncertainty
Am1 1.199 0.017
Am2 -0.173 0.021
a/Rs 5.88 0.19
Rp/Rs 0.146 0.011
ephemeris [JD] 2459675.8412 0.0034
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 1.9730567051988446
u1 -3.499508243004816
u2 4.069872162797858
u3 -1.5434205643460652
duration 0.127 0.005
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO LPAC (collaborate/publish)
Light curve chart for 0003021
Parameter Value Uncertainty
Am1 1.0134 0.0036
Am2 -0.0116 0.0062
a/Rs 6.142 0.069
Rp/Rs 0.1069 0.0033
ephemeris [JD] 2460023.62577 0.00068
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.301238950340277
u1 -4.057255333335658
u2 4.331656785726805
u3 -1.5756403381847082
duration 0.1165 0.002
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
SR Sloan r 553.1 nm 693.1 nm
Organization Observer Code Secondary Observers
AAVSO SAJB (collaborate/publish)
Light curve chart for 0003362
Parameter Value Uncertainty
Am1 1.2213 0.0038
Am2 -0.19 0.015
a/Rs 6.31 0.26
Rp/Rs 0.1 0.042
ephemeris [JD] 2460061.753 0.011
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 1.9726827349337692
u1 -3.498740600523327
u2 4.069141359514127
u3 -1.5430834332896386
duration 0.1107 0.0096
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO CCHD (collaborate/publish)
Light curve chart for 0005863
Parameter Value Uncertainty
Am1 0.678 0.024
Am2 0.245 0.019
a/Rs 6.44 0.11
Rp/Rs 0.2027 0.0049
ephemeris [JD] 2460411.7879 0.003
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.3564902791193947
u1 -4.164083387770974
u2 4.397816592796127
u3 -1.590223418611973
duration 0.1202 0.0029
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
R Cousins R 561.7 nm 719.7 nm
Organization Observer Code Secondary Observers
AAVSO RHEC (collaborate/publish)
Light curve chart for 0005923
Parameter Value Uncertainty
Am1 1.016 0.0027
Am2 -0.0125 0.0093
a/Rs 5.908 0.084
Rp/Rs 0.098 0.0051
ephemeris [JD] 2460418.5253 0.0011
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.3000881559592545
u1 -4.052925609541659
u2 4.326396287510687
u3 -1.5735587694599542
duration 0.122 0.0026
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
SR Sloan r 553.1 nm 693.1 nm
Organization Observer Code Secondary Observers
AAVSO CJOB (collaborate/publish)
Light curve chart for 0005936
Parameter Value Uncertainty
Am1 1.084 0.03
Am2 -0.074 0.011
a/Rs 6.41 0.26
Rp/Rs 0.11 0.033
ephemeris [JD] 2460420.756 0.011
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.355913352408247
u1 -4.161413799610842
u2 4.393926389914774
u3 -1.5884258772375737
duration 0.11 0.0084
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
R Cousins R 561.7 nm 719.7 nm
Organization Observer Code Secondary Observers
AAVSO RHEC (collaborate/publish)
Light curve chart for 0006023
Parameter Value Uncertainty
Am1 0.9979 0.0066
Am2 0.0024 0.0045
a/Rs 5.74 0.26
Rp/Rs 0.0668 0.0091
ephemeris [JD] 2460429.7725 0.0036
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.043620178641454
u1 -3.7191197516511947
u2 4.309190961319579
u3 -1.6336913240978892
duration 0.1212 0.0078
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
NA Custom 380.0 nm 750.0 nm
Organization Observer Code Secondary Observers
AAVSO MKEE (collaborate/publish)
Light curve chart for 0006020
Parameter Value Uncertainty
Am1 0.895 0.033
Am2 0.11 0.097
a/Rs 6.39 0.26
Rp/Rs 0.165 0.05
ephemeris [JD] 2460429.772 0.013
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.119785135873327
u1 -3.8589193114768996
u2 4.3892080630737835
u3 -1.6500738220659148
duration 0.067 0.014
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
NA Custom 390.0 nm 790.0 nm
Organization Observer Code Secondary Observers
AAVSO OJOB (collaborate/publish)
Light curve chart for 0006128
Parameter Value Uncertainty
Am1 1.002 0.016
Am2 -0.0 0.038
a/Rs 5.98 0.24
Rp/Rs 0.101 0.018
ephemeris [JD] 2460438.7277 0.0059
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.120009178251954
u1 -3.859389152813544
u2 4.389740351760058
u3 -1.6503603117862395
duration 0.1185 0.0069
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
NA Custom 390.0 nm 790.0 nm
Organization Observer Code Secondary Observers
AAVSO OJOB (collaborate/publish)
Light curve chart for 3adc215c5f210b9471a5dd6896928b23
Parameter Value Uncertainty
Am1 1.00001 0.00072
Am2 0
a/Rs 5.973 0.046
Rp/Rs 0.0957 0.001
ephemeris [JD] 2459689.30882 0.00058
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.8813169839486448
u1 -5.171246868661542
u2 5.018948520531922
u3 -1.729018561030864
duration 0.1194 0.0014
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
I Cousins I 721.0 nm 875.0 nm
Organization Observer Code Secondary Observers
EPW TESS (collaborate/publish)
Light curve chart for a72d98f0b5a2dfcad1932e6e916281b1
Parameter Value Uncertainty
Am1 0.9998 0.001
Am2 0
a/Rs 5.995 0.051
Rp/Rs 0.0963 0.0011
ephemeris [JD] 2459671.35861 0.00065
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.8800992914081083
u1 -5.16739210200473
u2 5.014755356463738
u3 -1.7274624711414375
duration 0.1187 0.0015
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
I Cousins I 721.0 nm 875.0 nm
Organization Observer Code Secondary Observers
EPW TESS (collaborate/publish)
Light curve chart for 2edbfb5620b0fd6759da20ee52e46055
Parameter Value Uncertainty
Am1 0.99999 0.00069
Am2 0
a/Rs 6.024 0.044
Rp/Rs 0.0965 0.001
ephemeris [JD] 2459675.84631 0.00054
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.8798556468400744
u1 -5.165410535348636
u2 5.011628276142318
u3 -1.7260733129546755
duration 0.118 0.0013
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
I Cousins I 721.0 nm 875.0 nm
Organization Observer Code Secondary Observers
EPW TESS (collaborate/publish)
Light curve chart for 4eb0c1bc59ff9c83124bdd83f11953da
Parameter Value Uncertainty
Am1 0.99995 0.00074
Am2 0
a/Rs 5.96 0.048
Rp/Rs 0.0954 0.0011
ephemeris [JD] 2459678.0901 0.00061
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.880167504771324
u1 -5.167417712111298
u2 5.014451337981
u3 -1.727201055919878
duration 0.1196 0.0014
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
I Cousins I 721.0 nm 875.0 nm
Organization Observer Code Secondary Observers
EPW TESS (collaborate/publish)
Light curve chart for c6c3cecc76173bfbe558e3f26badcab0
Parameter Value Uncertainty
Am1 1.00002 0.0007
Am2 0
a/Rs 6.013 0.047
Rp/Rs 0.095 0.001
ephemeris [JD] 2459673.60259 0.00059
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.8808537243895964
u1 -5.170332019720423
u2 5.018095708204261
u3 -1.7286173380979823
duration 0.1184 0.0014
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
I Cousins I 721.0 nm 875.0 nm
Organization Observer Code Secondary Observers
EPW TESS (collaborate/publish)
Light curve chart for 6698e43cc3dd928cd69842e90bc2b345
Parameter Value Uncertainty
Am1 0.99995 0.00073
Am2 0
a/Rs 5.988 0.047
Rp/Rs 0.0958 0.001
ephemeris [JD] 2459687.06548 0.00059
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.8814932001720495
u1 -5.172517029209159
u2 5.020876950598693
u3 -1.7298530467446875
duration 0.1191 0.0014
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
I Cousins I 721.0 nm 875.0 nm
Organization Observer Code Secondary Observers
EPW TESS (collaborate/publish)

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