results

WASP-93 b

Timing Plot

Total Reductions to Date: 23

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

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 2.7325383067801208 4.089082644977543e-07
Ephemeris (BJD_TDB) 2460183.8365431856 0.00025887099874335356
Time saved (hours) -  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 9.4587443 decimal
DEC 51.288778 decimal
Host Star Metallicity 0.07 0.17 Kokori et al. 2023
Host Star log(g) 4.197 0.019 Log10(cgs) Kokori et al. 2023
Host Star Radius [R_Sun] 1.524 0.04 Sol Kokori et al. 2023
Host Star Effective Temperature [K] 6700.0 100.0 K Yalçınkaya et al. 2024
a/Rs 5.94 0.13 Kokori et al. 2023
eccentricity 0.0 Hay et al. 2016
inclination [degrees] 81.2 0.3 deg Kokori et al. 2023
omega [degrees] 0.0 deg Hay et al. 2016
orbital period [days] 2.73253778 2.5e-07 day Yalçınkaya et al. 2024
Rp 14.47 0.57 R_Earth Gajdoš et al. 2019
Rp/Rs 0.0873 0 Gajdoš et al. 2019
ephemeris [JD] 2456079.56501 0.00026 BJD-TDB Yalçınkaya et al. 2024

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2456079.56067 0.00176 BJD-TDB, HJD Yalçınkaya et al. 2024, Gajdoš et al. 2019, Hay et al. 2016
2457492.286 0.0003 BJD-TDB Kokori et al. 2022
2458262.8624 0.00023 BJD-TDB Kokori et al. 2023
2458765.64929 0.00048 BJD-TDB Ivshina & Winn 2022
2458773.84697 0.00033 BJD Patel & Espinoza 2022
2459855.931978 0.00054777 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0001543
Parameter Value Uncertainty
Am1 1.0082 0.0029
Am2 -0.0045 0.0023
a/Rs 5.99 0.11
Rp/Rs 0.1053 0.0093
ephemeris [JD] 2458060.6541 0.0012
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.9757074740180576
u1 -5.383179790573272
u2 5.183762345584553
u3 -1.7762899517852606
duration 0.0911 0.0057
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
AAVSO AKV (collaborate/publish)
Light curve chart for 0000465
Parameter Value Uncertainty
Am1 17.93 0.23
Am2 -0.281 0.02
a/Rs 5.46 0.23
Rp/Rs 0.1746 0.0093
ephemeris [JD] 2459090.8421 0.0031
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.355397091973493
u1 -4.157268501927139
u2 4.379683677440597
u3 -1.5778122022245782
duration 0.1186 0.0066
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 JBEB (collaborate/publish)
Light curve chart for 0000479
Parameter Value Uncertainty
Am1 0.6632 0.005
Am2 -0.0025 0.004
a/Rs 6.38 0.18
Rp/Rs 0.14 0.019
ephemeris [JD] 2459101.7547 0.0022
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.3555965998591226
u1 -4.158067768124119
u2 4.380830705054791
u3 -1.5783594715103302
duration 0.0818 0.0097
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 JBEB (collaborate/publish)
Light curve chart for 0000803
Parameter Value Uncertainty
Am1 1.005 0.01
Am2 -0.0036 0.0062
a/Rs 5.69 0.32
Rp/Rs 0.097 0.021
ephemeris [JD] 2459109.9511 0.0055
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.8286119796705926
u1 -5.089933459014505
u2 4.983518835709596
u3 -1.722197282105466
duration 0.104 0.017
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 690.0 nm 819.0 nm
Organization Observer Code Secondary Observers
AAVSO LWIA (collaborate/publish) BPAG
Light curve chart for 0000538
Parameter Value Uncertainty
Am1 0.9934 0.0018
Am2 0.0061 0.0035
a/Rs 5.874 0.089
Rp/Rs 0.1007 0.0062
ephemeris [JD] 2459164.5982 0.0014
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.4118653324864687
u1 -4.266269593949037
u2 4.446783236350301
u3 -1.592378908625499
duration 0.0954 0.0047
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 KGAB (collaborate/publish)
Light curve chart for 0000847
Parameter Value Uncertainty
Am1 0.9957 0.0078
Am2 0.0041 0.003
a/Rs 5.58 0.15
Rp/Rs 0.1029 0.0074
ephemeris [JD] 2459459.7093 0.0027
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.0123689184062226
u1 -3.5771163231708982
u2 4.116093949549728
u3 -1.5513464834504722
duration 0.1104 0.0075
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 HGOA (collaborate/publish)
Light curve chart for 0002040
Parameter Value Uncertainty
Am1 1.109 0.029
Am2 -0.126 0.034
a/Rs 5.291 0.041
Rp/Rs 0.174 0.011
ephemeris [JD] 2459866.8416 0.0011
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.1890673935023375
u1 -3.9334763686524488
u2 4.359353480511303
u3 -1.614944440401763
duration 0.1241 0.002
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
CV MObs CV 350.0 nm 850.0 nm
Organization Observer Code Secondary Observers
AAVSO PJAE (collaborate/publish) JNUA
Light curve chart for 0004340
Parameter Value Uncertainty
Am1 1.0103 0.0037
Am2 -0.0084 0.0028
a/Rs 5.85 0.14
Rp/Rs 0.115 0.011
ephemeris [JD] 2460183.8374 0.0018
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.6225431481574284
u1 -4.673837559977219
u2 4.7021003331729725
u3 -1.6508058512864268
duration 0.1001 0.0076
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
RJ Johnson R 590.0 nm 810.0 nm
Organization Observer Code Secondary Observers
AAVSO MBEB (collaborate/publish)
Light curve chart for bbc6fd842d18afda8c1cea751b4b6e8e
Parameter Value Uncertainty
Am1 1.0 0.0049
Am2 0
a/Rs 5.97 0.099
Rp/Rs 0.1002 0.0081
ephemeris [JD] 2459858.6617 0.0012
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.9738575498928608
u1 -5.378775827288357
u2 5.179885081755496
u3 -1.7749667271736973
duration 0.0906 0.0052
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 ba29d0b521ed17c15e19a6860663e951
Parameter Value Uncertainty
Am1 1.0 0.0035
Am2 0
a/Rs 6.011 0.074
Rp/Rs 0.1047 0.0062
ephemeris [JD] 2459855.93391 0.00082
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.9746188209338422
u1 -5.381097661464245
u2 5.182332900840868
u3 -1.7758539830876874
duration 0.09 0.0038
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 d1e6ce401bb5261741f5abd7aa513144
Parameter Value Uncertainty
Am1 0.9999 0.0034
Am2 0
a/Rs 5.984 0.063
Rp/Rs 0.105 0.0049
ephemeris [JD] 2459880.52398 0.00084
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.9758264761029136
u1 -5.384987147770188
u2 5.186822934880321
u3 -1.7776621859233628
duration 0.0912 0.0032
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 1d0e2bfed4fb0251b7f868b77330f5bf
Parameter Value Uncertainty
Am1 1.0001 0.0017
Am2 0
a/Rs 5.935 0.069
Rp/Rs 0.0984 0.0052
ephemeris [JD] 2458779.3116 0.001
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.975238560125285
u1 -5.382618963267342
u2 5.183819494606561
u3 -1.776439014219573
duration 0.0916 0.0036
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 ec4afccf6fd96c3dc1e8d536d1cb098b
Parameter Value Uncertainty
Am1 0.9999 0.0019
Am2 0
a/Rs 5.757 0.06
Rp/Rs 0.0911 0.003
ephemeris [JD] 2458782.0418 0.0013
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.9752097040014616
u1 -5.384008774882391
u2 5.186360463146067
u3 -1.777561314982345
duration 0.0991 0.0029
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 c809d32e562f78e70ed6f36506cca5f3
Parameter Value Uncertainty
Am1 1.0003 0.0014
Am2 0
a/Rs 5.889 0.059
Rp/Rs 0.0955 0.0039
ephemeris [JD] 2458784.7778 0.001
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.9733878010185655
u1 -5.3764219808183995
u2 5.176668758422789
u3 -1.7736345014845791
duration 0.0933 0.0031
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 f3fc3498a31b055b987ea8300f6dd774
Parameter Value Uncertainty
Am1 0.9992 0.0019
Am2 0
a/Rs 5.96 0.092
Rp/Rs 0.1022 0.0073
ephemeris [JD] 2458765.6479 0.0012
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.9751007190221608
u1 -5.3829646866591885
u2 5.184721617974714
u3 -1.776857573079313
duration 0.0916 0.005
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 8bb9c2262a4baa2abadf091771c66d42
Parameter Value Uncertainty
Am1 1.0006 0.0033
Am2 0
a/Rs 5.908 0.054
Rp/Rs 0.0964 0.0036
ephemeris [JD] 2459875.06025 0.00087
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.974089606370734
u1 -5.379949265289895
u2 5.181534789962607
u3 -1.7756750538325607
duration 0.0924 0.0029
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 f51f1508913147fa07b81699a6b6615f
Parameter Value Uncertainty
Am1 0.9998 0.0032
Am2 0
a/Rs 5.923 0.057
Rp/Rs 0.1 0.0042
ephemeris [JD] 2459869.59423 0.00083
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.975156872262218
u1 -5.382816294533964
u2 5.1843255864844515
u3 -1.7766660869602342
duration 0.0929 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)
Light curve chart for 26756555c84fae580d6d09f4c28d61ac
Parameter Value Uncertainty
Am1 0.9999 0.0033
Am2 0
a/Rs 5.892 0.049
Rp/Rs 0.0931 0.003
ephemeris [JD] 2459877.79131 0.00085
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.9738922292106307
u1 -5.378447191865658
u2 5.179149318065424
u3 -1.7745942782350572
duration 0.0929 0.0025
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 72df1b17557f7986f058a8132bb28294
Parameter Value Uncertainty
Am1 1.0001 0.0018
Am2 0
a/Rs 5.91 0.075
Rp/Rs 0.0966 0.0055
ephemeris [JD] 2458771.1157 0.0011
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.975028395020667
u1 -5.382497056637581
u2 5.184044577937518
u3 -1.7765758390723212
duration 0.0922 0.0041
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 e649884704a4972eca4ac015e7b2273e
Parameter Value Uncertainty
Am1 0.999 0.0025
Am2 0
a/Rs 5.97 0.14
Rp/Rs 0.099 0.012
ephemeris [JD] 2458768.3829 0.0016
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.973364339772518
u1 -5.377345129398642
u2 5.178374434606551
u3 -1.7743935678166336
duration 0.0904 0.0077
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 3be9c7dbd153a993282cdc0094dbfca5
Parameter Value Uncertainty
Am1 1.0004 0.0032
Am2 0
a/Rs 5.886 0.05
Rp/Rs 0.0945 0.0032
ephemeris [JD] 2459861.39502 0.00085
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.9745390189930974
u1 -5.381477308173574
u2 5.183270390624085
u3 -1.776332024206861
duration 0.0935 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 65c204ec19b9aa3fb3e5914ebecd8e50
Parameter Value Uncertainty
Am1 0.9999 0.0036
Am2 0
a/Rs 5.867 0.053
Rp/Rs 0.0945 0.0032
ephemeris [JD] 2459872.32676 0.00098
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.975384981812513
u1 -5.383603551595562
u2 5.185316848267526
u3 -1.7770982012172345
duration 0.0941 0.0027
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 f92840e0e241fcadc0604bc4fb265bfd
Parameter Value Uncertainty
Am1 1.0004 0.0058
Am2 0
a/Rs 6.48 0.15
Rp/Rs 0.14 0.015
ephemeris [JD] 2459866.8614 0.0017
eccentricity 0.0
inclination [degrees] 81.2
omega [degrees] 0.0
orbital period [days] 2.73253778
u0 2.97450165475144
u1 -5.380326063452249
u2 5.181171794093852
u3 -1.7753473081875661
duration 0.0766 0.0089
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)