results
WASP-56 b


Total Reductions to Date: 11
Date Processed: 09/24/2023 at 00:07:22 (PDT)
Exoplanet Watch Ephemeris
Parameter | Value | Uncertainty |
---|---|---|
Orbital Period (Days) | 4.617057673009129 | 4.5428410408239627e-07 |
Ephemeris (BJD_TDB) | 2460024.6636108127 | 0.0003216861162069541 |
Time saved (hours) | - |
Assumed Priors
Parameter | Value | Uncertainty | Units | Reference |
---|---|---|---|---|
RA | 183.3660401 | decimal | ||
DEC | 23.055687 | decimal | ||
Host Star Metallicity | 0.12 | 0.06 | Kokori et al. 2022 | |
Host Star log(g) | 4.35 | 0.02 | Log10(cgs) | Kokori et al. 2022 |
Host Star Radius [R_Sun] | 1.11 | 0.03 | Sol | Kokori et al. 2022 |
Host Star Effective Temperature [K] | 5600.0 | 100.0 | K | Kokori et al. 2022 |
a/Rs | 10.88 | 0.3 | Stassun et al. 2017 | |
eccentricity | 0.082 | Bonomo et al. 2017 | ||
inclination [degrees] | 88.5 | 0.1 | deg | Bonomo et al. 2017 |
omega [degrees] | 0.0 | deg | Ivshina & Winn 2022 | |
orbital period [days] | 4.617057 | 3.5e-06 | day | Ivshina & Winn 2022 |
Rp | 12.46 | 0.68 | R_Earth | ExoFOP-TESS TOI |
Rp/Rs | 0.1105 | 0 | ExoFOP-TESS TOI | |
ephemeris [JD] | 2458902.71972 | 0.00093 | BJD-TDB | Ivshina & Winn 2022 |
Previously Published Mid-Transit Times
Value | Uncertainty | Units | Reference |
---|---|---|---|
2455730.799 | 0.001 | BJD, BJD-TDB | Bonomo et al. 2017, Faedi et al. 2013 |
2455841.60939 | 0.00023 | BJD-TDB | Kokori et al. 2022 |
2458902.71972 | 0.00093 | BJD-TDB | Ivshina & Winn 2022 |
2459659.915254 | 0.000675 | BJD | ExoFOP-TESS TOI |
Observations

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 0.9919 | 0.0044 |
Am2 | 0.0075 | 0.0096 |
a/Rs | 12.33 | 0.5 |
Rp/Rs | 0.0796 | 0.0063 |
ephemeris [JD] | 2459673.7475 | 0.0033 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 2.36726096188707 | |
u1 | -4.241732225852617 | |
u2 | 4.453293502124158 | |
u3 | -1.578822171799366 | |
duration | 0.1227 | 0.0056 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter | Detail | Min | Max |
---|---|---|---|
CBB | Astrodon ExoPlanet-BB | 500.0 nm | 1000.0 nm |
Organization | Observer Code | Secondary Observers |
---|---|---|
AAVSO | MBEB (collaborate/publish) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0062 | 0.0042 |
Am2 | -0.0003 | 0.0015 |
a/Rs | 10.42 | 0.17 |
Rp/Rs | 0.1057 | 0.0021 |
ephemeris [JD] | 2460024.6657 | 0.0011 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 1.9828490602848274 | |
u1 | -3.5894249958810382 | |
u2 | 4.094399018740592 | |
u3 | -1.4878230221330826 | |
duration | 0.151 | 0.0027 |
Included in ephemeris calculations
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 | LJAI (collaborate/publish) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.347 | 0.085 |
Am2 | -0.1811 | 0.0057 |
a/Rs | 10.79 | 0.87 |
Rp/Rs | 0.0 | 0.011 |
ephemeris [JD] | 2460047.762 | 0.012 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 1.983754393104316 | |
u1 | -3.5924154962098314 | |
u2 | 4.098143684074811 | |
u3 | -1.4894825199021962 | |
duration | 0.125 | 0.011 |
Not included in ephemeris calculations
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 | PMIF (collaborate/publish) | UNIS |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0001 | 0.0024 |
Am2 | 0 | |
a/Rs | 10.38 | 0.1 |
Rp/Rs | 0.0986 | 0.0011 |
ephemeris [JD] | 2459659.91697 | 0.00069 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 2.610470957958363 | |
u1 | -4.667425910813367 | |
u2 | 4.687745141898316 | |
u3 | -1.6307901191904661 | |
duration | 0.1502 | 0.0016 |
Included in ephemeris calculations
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) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 0.9998 | 0.0023 |
Am2 | 0 | |
a/Rs | 10.64 | 0.17 |
Rp/Rs | 0.1011 | 0.0015 |
ephemeris [JD] | 2458925.8044 | 0.001 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 2.609399928425858 | |
u1 | -4.664033696196665 | |
u2 | 4.683756928439328 | |
u3 | -1.629123090875105 | |
duration | 0.147 | 0.0026 |
Included in ephemeris calculations
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) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0 | 0.0022 |
Am2 | 0 | |
a/Rs | 10.52 | 0.16 |
Rp/Rs | 0.1013 | 0.0015 |
ephemeris [JD] | 2458907.33543 | 0.001 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 2.6100178381407972 | |
u1 | -4.66571015353342 | |
u2 | 4.68556702601482 | |
u3 | -1.6298746408018085 | |
duration | 0.1486 | 0.0025 |
Included in ephemeris calculations
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) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0 | 0.0026 |
Am2 | 0 | |
a/Rs | 10.49 | 0.12 |
Rp/Rs | 0.0986 | 0.0012 |
ephemeris [JD] | 2459641.44692 | 0.00077 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 2.610398547379457 | |
u1 | -4.667074628891862 | |
u2 | 4.6872458879751235 | |
u3 | -1.6305697366173129 | |
duration | 0.1486 | 0.0019 |
Included in ephemeris calculations
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) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0005 | 0.0025 |
Am2 | 0 | |
a/Rs | 10.74 | 0.18 |
Rp/Rs | 0.0979 | 0.0017 |
ephemeris [JD] | 2458921.1882 | 0.0011 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 2.6098024699119122 | |
u1 | -4.664951647221633 | |
u2 | 4.684629538975107 | |
u3 | -1.6294802918589673 | |
duration | 0.1454 | 0.0026 |
Included in ephemeris calculations
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) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 0.9995 | 0.0026 |
Am2 | 0 | |
a/Rs | 10.59 | 0.21 |
Rp/Rs | 0.1007 | 0.0017 |
ephemeris [JD] | 2458911.9533 | 0.0013 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 2.610369660903817 | |
u1 | -4.6669275829715495 | |
u2 | 4.687035959204831 | |
u3 | -1.6304779672948206 | |
duration | 0.1478 | 0.0031 |
Included in ephemeris calculations
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) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0002 | 0.0023 |
Am2 | 0 | |
a/Rs | 10.34 | 0.14 |
Rp/Rs | 0.0995 | 0.0015 |
ephemeris [JD] | 2458902.71869 | 0.00096 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 2.610103739661876 | |
u1 | -4.666303241992787 | |
u2 | 4.686436483820093 | |
u3 | -1.6302369116558366 | |
duration | 0.1519 | 0.0022 |
Included in ephemeris calculations
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) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0 | 0.0025 |
Am2 | 0 | |
a/Rs | 10.42 | 0.14 |
Rp/Rs | 0.0973 | 0.0012 |
ephemeris [JD] | 2459646.0639 | 0.00088 |
eccentricity | 0.082 | |
inclination [degrees] | 88.5 | |
omega [degrees] | 0.0 | |
orbital period [days] | 4.617057 | |
u0 | 2.6093275868874333 | |
u1 | -4.664060940927733 | |
u2 | 4.683993620298936 | |
u3 | -1.6292601964616926 | |
duration | 0.1494 | 0.0022 |
Included in ephemeris calculations
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) |