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WASP-14 b

View target in exoplanet catalog
Timing Plot
Global Light Curve

Total Reductions to Date: 18

Date Processed: 05/18/2025 at 07:00:04 (PDT)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 2.2437664860292785 9.267090044571246e-08
Ephemeris (BJD_TDB) 2460429.751673991 0.00017727763699061693

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 1.0421 0.0068
Am2 -0.038 0.038
a/Rs 5.55 0.19
Rp/Rs 0.103 0.023
ephemeris [JD] 2458939.8853 0.0054
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 1.9719237118782755
u1 -3.4957520643147793
u2 4.065349406022894
u3 -1.5415209930079632
duration 0.1207 0.0066
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 1.3344 0.0075
Am2 -0.237 0.021
a/Rs 5.56 0.26
Rp/Rs 0.155 0.035
ephemeris [JD] 2458975.77 0.013
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.1662651819233454
u1 -3.9294022372446955
u2 4.4073668275776745
u3 -1.6442297065814402
duration 0.12 0.012
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 0.8513 0.0091
Am2 0.147 0.083
a/Rs 5.6 0.26
Rp/Rs 0.203 0.013
ephemeris [JD] 2459316.8285 0.0084
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 1.97219019958389
u1 -3.497059957523874
u2 4.067181693021833
u3 -1.5423118744761188
duration 0.076 0.0097
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 1.202 0.016
Am2 -0.175 0.021
a/Rs 5.92 0.19
Rp/Rs 0.147 0.011
ephemeris [JD] 2459675.8416 0.0033
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 1.9725071167009285
u1 -3.497438913958757
u2 4.066988177754474
u3 -1.542056319893799
duration 0.1268 0.0047
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 1.0115 0.0036
Am2 -0.0102 0.0062
a/Rs 6.159 0.071
Rp/Rs 0.106 0.0033
ephemeris [JD] 2460023.62567 0.0007
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.300550679747168
u1 -4.053268681959046
u2 4.325869754774526
u3 -1.5731516881021657
duration 0.1158 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 1.2226 0.0039
Am2 -0.192 0.015
a/Rs 6.4 0.26
Rp/Rs 0.097 0.041
ephemeris [JD] 2460061.754 0.011
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 1.9731053180151845
u1 -3.4996795764144073
u2 4.069991014843941
u3 -1.5434166957971254
duration 0.1079 0.0094
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 0.675 0.023
Am2 0.248 0.02
a/Rs 6.43 0.11
Rp/Rs 0.2028 0.0053
ephemeris [JD] 2460411.7869 0.0031
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.355207960028203
u1 -4.158445349260224
u2 4.390240756395837
u3 -1.5870033017441307
duration 0.121 0.0031
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 1.0184 0.0027
Am2 -0.0143 0.0093
a/Rs 5.9 0.083
Rp/Rs 0.0992 0.0052
ephemeris [JD] 2460418.5253 0.001
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.300508272809113
u1 -4.053806072413292
u2 4.326800995166194
u3 -1.573503131087656
duration 0.1224 0.0025
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 1.086 0.03
Am2 -0.075 0.011
a/Rs 6.44 0.26
Rp/Rs 0.112 0.034
ephemeris [JD] 2460420.757 0.012
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.354815917887256
u1 -4.15586579447641
u2 4.3864111888149475
u3 -1.5853612468631728
duration 0.1093 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 0.9984 0.0066
Am2 0.0021 0.0045
a/Rs 5.71 0.26
Rp/Rs 0.0677 0.0091
ephemeris [JD] 2460429.7725 0.0035
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.044567277897886
u1 -3.7222564124283073
u2 4.313053458871783
u3 -1.6353642600718565
duration 0.1226 0.0083
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 0.112 0.089
a/Rs 6.26 0.26
Rp/Rs 0.2 0.054
ephemeris [JD] 2460429.772 0.012
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.119216576910115
u1 -3.856433741220359
u2 4.385777894316779
u3 -1.6485606646533517
duration 0.071 0.013
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 0.999 0.016
Am2 0.001 0.036
a/Rs 5.94 0.24
Rp/Rs 0.1 0.018
ephemeris [JD] 2460438.7278 0.006
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.1195313876894164
u1 -3.8579695659241047
u2 4.387854387911653
u3 -1.649416144292839
duration 0.1197 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
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 1.0 0.0007
Am2 0
a/Rs 5.971 0.045
Rp/Rs 0.0958 0.001
ephemeris [JD] 2459689.3089 0.00056
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.8824018220244216
u1 -5.176181777699573
u2 5.025549536641838
u3 -1.7317695060801634
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 5.994 0.055
Rp/Rs 0.0963 0.0011
ephemeris [JD] 2459671.35863 0.00067
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.881261081189059
u1 -5.1710235319815645
u2 5.018584930419282
u3 -1.7288224048440326
duration 0.1187 0.0016
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 6.028 0.045
Rp/Rs 0.0965 0.001
ephemeris [JD] 2459675.84633 0.00055
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.880648443447736
u1 -5.169468268098709
u2 5.0172080300898925
u3 -1.7283881306766942
duration 0.118 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 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] 2459678.09012 0.0006
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.8843869766618893
u1 -5.181184893515051
u2 5.029555369811967
u3 -1.7327573780125896
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 1.00003 0.0007
Am2 0
a/Rs 6.01 0.045
Rp/Rs 0.09504 0.00097
ephemeris [JD] 2459673.60259 0.00058
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.8821839007913743
u1 -5.174065052999618
u2 5.021869113053975
u3 -1.72998788601405
duration 0.1184 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 6698e43cc3dd928cd69842e90bc2b345
Parameter Value Uncertainty
Am1 0.99996 0.00074
Am2 0
a/Rs 5.99 0.047
Rp/Rs 0.0958 0.0011
ephemeris [JD] 2459687.06536 0.00059
eccentricity 0.083
inclination [degrees] 84.63
omega [degrees] 252.7
orbital period [days] 2.24376639
u0 2.8813772892314007
u1 -5.173275590525208
u2 5.022468926958838
u3 -1.7305705508244116
duration 0.1191 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)

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