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WASP-34 b

View target in exoplanet catalog
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Total Reductions to Date: 11

Date Processed: 09/18/2023 at 00:07:19 (PDT)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 4.317684768478055 4.737412874312483e-07
Ephemeris (BJD_TDB) 2460031.7058470636 0.00015708644333027624
Time saved (hours) 0.0005  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 165.3993679 decimal
DEC -23.8609457 decimal
Host Star Metallicity -0.02 0.1 Bonomo et al. 2017
Host Star log(g) 4.51 0.1 Log10(cgs) ExoFOP-TESS TOI
Host Star Radius [R_Sun] 1.11 0.06 Sol ExoFOP-TESS TOI
Host Star Effective Temperature [K] 5700.0 100.0 K ExoFOP-TESS TOI
a/Rs 12.07 1.58 Stassun et al. 2017
eccentricity 0.025 0.01 Bonomo et al. 2017
inclination [degrees] 85.2 0.2 deg Bonomo et al. 2017
omega [degrees] 215.0 77.0 deg Knutson et al. 2014
orbital period [days] 4.317687 1.8e-06 day Ivshina & Winn 2022
Rp 13.39 0.8 R_Earth ExoFOP-TESS TOI
Rp/Rs 0.1062 0 ExoFOP-TESS TOI
ephemeris [JD] 2455739.9254 0.0011 BJD-TDB Ivshina & Winn 2022

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2454647.55396 0.00064 BJD-TDB, HJD Bonomo et al. 2017, Smalley et al. 2011
2455739.9254 0.0011 BJD-TDB Ivshina & Winn 2022
2460031.706114 0.000209 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0000364
Parameter Value Uncertainty
Am1 0.9603 0.0072
Am2 0.027 0.014
a/Rs 10.49 1.87
Rp/Rs 0.211 0.039
ephemeris [JD] 2458874.553 0.011
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 1.9987312895026839
u1 -3.616141841441337
u2 4.1480944566550315
u3 -1.530683842904955
duration 0 0
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
TG DSLR Green 350.0 nm 850.0 nm
Organization Observer Code Secondary Observers
AAVSO KADB (collaborate/publish)
Light curve chart for 9582ecc378643e741f6aba31250d23f7
Parameter Value Uncertainty
Am1 1.0001 0.0019
Am2 0
a/Rs 10.685 0.072
Rp/Rs 0.1233 0.0033
ephemeris [JD] 2459302.01682 0.00039
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.6551766185103887
u1 -4.785100968339606
u2 4.821014718766254
u3 -1.6910902970983193
duration 0.0869 0.0019
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 8e8c37ba3c47710367447df87067a2c6
Parameter Value Uncertainty
Am1 1.0001 0.0018
Am2 0
a/Rs 10.574 0.061
Rp/Rs 0.1175 0.0025
ephemeris [JD] 2459284.74562 0.0004
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.6552332745561444
u1 -4.784658261591646
u2 4.820138323061383
u3 -1.6907132642002227
duration 0.0882 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 b99efa3c98bc7ff90cfc362953bdec11
Parameter Value Uncertainty
Am1 0.9997 0.00099
Am2 0
a/Rs 10.56 0.1
Rp/Rs 0.1163 0.0043
ephemeris [JD] 2458559.37537 0.00071
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.6556495072773356
u1 -4.7869289894839415
u2 4.823244250952863
u3 -1.6919646968743174
duration 0.0884 0.0028
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 63229e9035fe3e26c0ea0b0a2f295740
Parameter Value Uncertainty
Am1 1.0 0.0019
Am2 0
a/Rs 10.646 0.064
Rp/Rs 0.1204 0.0028
ephemeris [JD] 2459289.06422 0.00039
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.6552462507611816
u1 -4.785650984596503
u2 4.821935300716193
u3 -1.6915304950284362
duration 0.0872 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 402aafb0367ae89c9d2f75564314c23b
Parameter Value Uncertainty
Am1 1.0001 0.0019
Am2 0
a/Rs 10.637 0.072
Rp/Rs 0.1203 0.0032
ephemeris [JD] 2459297.6996 0.00041
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.655731019254247
u1 -4.786402109454853
u2 4.822208630553317
u3 -1.6915374684962026
duration 0.0873 0.0018
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 39d54107603d9afb6170a393a78f01dc
Parameter Value Uncertainty
Am1 0.99964 0.00087
Am2 0
a/Rs 10.56 0.1
Rp/Rs 0.1178 0.0044
ephemeris [JD] 2458568.01102 0.00066
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.6555688493449927
u1 -4.7863231207987464
u2 4.82237253251817
u3 -1.691618189205466
duration 0.0888 0.0026
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 3bdcc240fb9ba2163731291a542342a3
Parameter Value Uncertainty
Am1 0.99994 0.00092
Am2 0
a/Rs 10.67 0.11
Rp/Rs 0.1222 0.005
ephemeris [JD] 2458555.05727 0.00063
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.6563979091908987
u1 -4.788656164075825
u2 4.8249577753978965
u3 -1.692699448615496
duration 0.0873 0.0028
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 97960dc139c4b4c39f93f101f99e2bda
Parameter Value Uncertainty
Am1 0.9997 0.0011
Am2 0
a/Rs 10.58 0.11
Rp/Rs 0.1173 0.0049
ephemeris [JD] 2458563.69326 0.00071
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.655638759814265
u1 -4.786262895770982
u2 4.82225435469322
u3 -1.6916301468793136
duration 0.0879 0.0028
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 88c7b539e19c89cb57186224e4592d22
Parameter Value Uncertainty
Am1 0.99992 0.00091
Am2 0
a/Rs 10.55 0.096
Rp/Rs 0.1162 0.004
ephemeris [JD] 2458550.73856 0.00066
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.655701949489375
u1 -4.7865265314583825
u2 4.822432946325947
u3 -1.6916082924970897
duration 0.0886 0.0023
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 ef0366d1677c87029a7aa5ad7938dd3f
Parameter Value Uncertainty
Am1 0.99982 0.00097
Am2 0
a/Rs 10.48 0.12
Rp/Rs 0.1164 0.0043
ephemeris [JD] 2458546.4227 0.00082
eccentricity 0.025
inclination [degrees] 85.2
omega [degrees] 215.0
orbital period [days] 4.317687
u0 2.656593328300757
u1 -4.789700107388426
u2 4.826262412050839
u3 -1.6931555610462552
duration 0.0902 0.003
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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