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WASP-183 b

View target in exoplanet catalog
Timing Plot
Global Light Curve

Total Reductions to Date: 8

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

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 4.111764190434912 4.175294830763862e-06
Ephemeris (BJD_TDB) 2460028.872460566 0.0007026809932685793

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 163.7888521 decimal
DEC -0.7370663 decimal
Host Star Metallicity -0.31 0.04 Kokori et al. 2023
Host Star log(g) 4.452 0.043 Log10(cgs) Kokori et al. 2023
Host Star Radius [R_Sun] 0.871 0.038 Sol Kokori et al. 2023
Host Star Effective Temperature [K] 5313.0 72.0 K Kokori et al. 2023
a/Rs 11.44 0.54 Kokori et al. 2023
eccentricity 0.0 Kokori et al. 2023
inclination [degrees] 85.37 0.61 deg Kokori et al. 2023
omega [degrees] 0.0 deg Kokori et al. 2023
orbital period [days] 4.1117634 5.1e-06 day Kokori et al. 2023
Rp 16.48 10.54 R_Earth Turner et al. 2019
Rp/Rs 0.1503 0 Turner et al. 2019
ephemeris [JD] 2459465.56094 0.00025 BJD-TDB Kokori et al. 2023

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2459465.56094 0.00025 BJD-TDB Kokori et al. 2023
2459259.97278 0.00045 BJD-TDB Ivshina & Winn 2022
2457796.1845 0.0024 JD Turner et al. 2019
2459255.860453 0.00029375 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0000315
Parameter Value Uncertainty
Am1 1.167 0.022
Am2 0.035 0.028
a/Rs 12.63 0.94
Rp/Rs 0.299 0.042
ephemeris [JD] 2458955.7111 0.004
eccentricity 0.0
inclination [degrees] 85.37
omega [degrees] 0.0
orbital period [days] 4.1117634
u0 1.906795835224355
u1 -3.3427461584907405
u2 3.8435307346322336
u3 -1.4075803540927776
duration 0.083 0.018
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 MFRC (collaborate/publish)
Light curve chart for 0005909
Parameter Value Uncertainty
Am1 0.203 0.07
Am2 0.99 0.56
a/Rs 9.82 1.54
Rp/Rs 0.277 0.088
ephemeris [JD] 2459259.953 0.012
eccentricity 0.0
inclination [degrees] 85.37
omega [degrees] 0.0
orbital period [days] 4.1117634
u0 1.6108122935468627
u1 -2.7024551239798806
u2 3.3539887723877277
u3 -1.2623458919763828
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
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO KSAG (collaborate/publish) MOBS
Light curve chart for 0003287
Parameter Value Uncertainty
Am1 0.998 0.032
Am2 0.008 0.019
a/Rs 9.86 1.23
Rp/Rs 0.199 0.057
ephemeris [JD] 2459621.827 0.0081
eccentricity 0.0
inclination [degrees] 85.37
omega [degrees] 0.0
orbital period [days] 4.1117634
u0 1.6107284965595885
u1 -2.701220448662869
u2 3.352049259117473
u3 -1.2615572570647662
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
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO VDAD (collaborate/publish) MOBS
Light curve chart for 0003280
Parameter Value Uncertainty
Am1 0.91 0.41
Am2 0.08 0.28
a/Rs 13.81 1.61
Rp/Rs 0.281 0.087
ephemeris [JD] 2459654.723 0.012
eccentricity 0.0
inclination [degrees] 85.37
omega [degrees] 0.0
orbital period [days] 4.1117634
u0 1.611158474704997
u1 -2.7025263652251894
u2 3.353575352517958
u3 -1.2622074120255986
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
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO TKVA (collaborate/publish) MOBS
Light curve chart for 0007148
Parameter Value Uncertainty
Am1 0.66 0.86
Am2 0.99 0.58
a/Rs 11.06 1.59
Rp/Rs 0.3 0.086
ephemeris [JD] 2459691.692 0.012
eccentricity 0.0
inclination [degrees] 85.37
omega [degrees] 0.0
orbital period [days] 4.1117634
u0 1.6104648436807631
u1 -2.701982833913165
u2 3.35386510140703
u3 -1.262347061198144
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
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO VVAB (collaborate/publish) MOBS
Light curve chart for 0005850
Parameter Value Uncertainty
Am1 0.132 0.032
Am2 0.99 0.51
a/Rs 8.88 1.55
Rp/Rs 0.298 0.086
ephemeris [JD] 2459917.835 0.012
eccentricity 0.0
inclination [degrees] 85.37
omega [degrees] 0.0
orbital period [days] 4.1117634
u0 1.6110532802947723
u1 -2.703084394109434
u2 3.354688439086468
u3 -1.2626572752830532
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
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO MGAG (collaborate/publish) MOBS
Light curve chart for 0008944
Parameter Value Uncertainty
Am1 0.939 0.027
Am2 0.047 0.011
a/Rs 13.9 1.56
Rp/Rs 0.295 0.07
ephemeris [JD] 2459921.987 0.012
eccentricity 0.0
inclination [degrees] 85.37
omega [degrees] 0.0
orbital period [days] 4.1117634
u0 1.610800609991438
u1 -2.702161823241887
u2 3.3533427359868293
u3 -1.2619814727676797
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
V Johnson V 502.8 nm 586.8 nm
Organization Observer Code Secondary Observers
AAVSO MMASA (collaborate/publish) MOBS
Light curve chart for 0003093
Parameter Value Uncertainty
Am1 1.0105 0.0078
Am2 -0.0064 0.0026
a/Rs 11.22 0.49
Rp/Rs 0.191 0.027
ephemeris [JD] 2460028.8709 0.0017
eccentricity 0.0
inclination [degrees] 85.37
omega [degrees] 0.0
orbital period [days] 4.1117634
u0 1.6105969665395956
u1 -2.7018417124573832
u2 3.353530593619355
u3 -1.2622857977300672
duration 0.091 0.011
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)

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