results
WASP-180 A b
Total Reductions to Date: 9
Date Processed: 09/24/2023 at 00:07:22 (PDT)
Exoplanet Watch Ephemeris
Parameter | Value | Uncertainty |
---|---|---|
Orbital Period (Days) | - | - |
Ephemeris (BJD_TDB) | - | - |
Time saved (hours) | - |
Assumed Priors
Parameter | Value | Uncertainty | Units | Reference |
---|---|---|---|---|
RA | 123.3922465 | decimal | ||
DEC | -1.9827874 | decimal | ||
Host Star Metallicity | 0.1 | 0.2 | Temple et al. 2019 | |
Host Star log(g) | 4.42 | 0.01 | Log10(cgs) | Temple et al. 2019 |
Host Star Radius [R_Sun] | 1.19 | 0.06 | Sol | Temple et al. 2019 |
Host Star Effective Temperature [K] | 6600.0 | 200.0 | K | Temple et al. 2019 |
a/Rs | Ivshina & Winn 2022 | |||
eccentricity | 0.0 | Temple et al. 2019 | ||
inclination [degrees] | 88.1 | 0.1 | deg | Temple et al. 2019 |
omega [degrees] | 0.0 | deg | Ivshina & Winn 2022 | |
orbital period [days] | 3.40926463 | 7.2e-07 | day | Ivshina & Winn 2022 |
Rp | 13.9 | 0.45 | R_Earth | Temple et al. 2019 |
Rp/Rs | 0.1109 | 0 | Temple et al. 2019 | |
ephemeris [JD] | 2458509.94394 | 0.00012 | BJD-TDB | Ivshina & Winn 2022 |
Previously Published Mid-Transit Times
Value | Uncertainty | Units | Reference |
---|---|---|---|
2458509.94394 | 0.00012 | BJD-TDB | Ivshina & Winn 2022 |
2457763.315 | 0.0001 | BJD-TDB | Temple et al. 2019 |
2459965.700001 | 0.000322 | BJD | ExoFOP-TESS TOI |
Observations

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.2978 | 0.0096 |
Am2 | -0.1378 | 0.0079 |
a/Rs | 1.45 | 0.29 |
Rp/Rs | 0.214 | 0.062 |
ephemeris [JD] | 2459624.794 | 0.012 |
eccentricity | 0.0 | |
inclination [degrees] | 88.1 | |
omega [degrees] | 0.0 | |
orbital period [days] | 3.40926463 | |
u0 | 2.0666304226843866 | |
u1 | -3.6097795119932625 | |
u2 | 4.075288365447247 | |
u3 | -1.5321392154118425 | |
duration | 0.2668687087428701 | 5.6e-17 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter | Detail | Min | Max |
---|---|---|---|
NA | Custom | 450.0 nm | 700.0 nm |
Organization | Observer Code | Secondary Observers |
---|---|---|
AAVSO | CMIA (collaborate/publish) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0573 | 0.0045 |
Am2 | 0 | |
a/Rs | 1.4997 | 0.0088 |
Rp/Rs | 0.2218 | 0.0012 |
ephemeris [JD] | 2459242.95658 | 0.00091 |
eccentricity | 0.0 | |
inclination [degrees] | 88.1 | |
omega [degrees] | 0.0 | |
orbital period [days] | 3.40926463 | |
u0 | 2.91294087131005 | |
u1 | -5.2511155071920586 | |
u2 | 5.101983558970444 | |
u3 | -1.7638088470629563 | |
duration | 0.4986471270916758 | 5.6e-17 |
Not 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 | 1.0516 | 0.0046 |
Am2 | 0 | |
a/Rs | 1.4999 | 0.0059 |
Rp/Rs | 0.22178 | 0.00088 |
ephemeris [JD] | 2459253.1684 | 0.0049 |
eccentricity | 0.0 | |
inclination [degrees] | 88.1 | |
omega [degrees] | 0.0 | |
orbital period [days] | 3.40926463 | |
u0 | 2.9110479049006686 | |
u1 | -5.248423354492593 | |
u2 | 5.101510015782528 | |
u3 | -1.76413449017218 | |
duration | 0.49886639622432577 | 5.6e-17 |
Not 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 | 1.0553 | 0.0046 |
Am2 | 0 | |
a/Rs | 1.4998 | 0.0037 |
Rp/Rs | 0.22179 | 0.00058 |
ephemeris [JD] | 2459232.72887 | 0.00054 |
eccentricity | 0.0 | |
inclination [degrees] | 88.1 | |
omega [degrees] | 0.0 | |
orbital period [days] | 3.40926463 | |
u0 | 2.9124822761177422 | |
u1 | -5.251655908415236 | |
u2 | 5.104038788867648 | |
u3 | -1.7648650805140496 | |
duration | 0.49865454457722624 | 5.6e-17 |
Not 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 | 1.0594 | 0.0045 |
Am2 | 0 | |
a/Rs | 1.4998 | 0.0069 |
Rp/Rs | 0.22179 | 0.00093 |
ephemeris [JD] | 2459249.7358 | 0.0014 |
eccentricity | 0.0 | |
inclination [degrees] | 88.1 | |
omega [degrees] | 0.0 | |
orbital period [days] | 3.40926463 | |
u0 | 2.9114677762423185 | |
u1 | -5.247895026162971 | |
u2 | 5.099470712823302 | |
u3 | -1.7630433869146147 | |
duration | 0.5 | 0.0 |
Not 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 | 1.0586 | 0.0045 |
Am2 | 0 | |
a/Rs | 1.4998 | 0.0064 |
Rp/Rs | 0.22179 | 0.00084 |
ephemeris [JD] | 2459236.1103 | 0.0039 |
eccentricity | 0.0 | |
inclination [degrees] | 88.1 | |
omega [degrees] | 0.0 | |
orbital period [days] | 3.40926463 | |
u0 | 2.9122699932553333 | |
u1 | -5.251363317285782 | |
u2 | 5.104059406283412 | |
u3 | -1.764966006196551 | |
duration | 0.49865065054880364 | 5.6e-17 |
Not 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 | 1.0538 | 0.0046 |
Am2 | 0 | |
a/Rs | 1.5 | 0.0044 |
Rp/Rs | 0.22179 | 0.00065 |
ephemeris [JD] | 2459239.5307 | 0.0027 |
eccentricity | 0.0 | |
inclination [degrees] | 88.1 | |
omega [degrees] | 0.0 | |
orbital period [days] | 3.40926463 | |
u0 | 2.9116176575243675 | |
u1 | -5.248561455210085 | |
u2 | 5.100344961396444 | |
u3 | -1.763401087709664 | |
duration | 0.4986461062726375 | 1.1e-16 |
Not 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 | 1.0555 | 0.0047 |
Am2 | 0 | |
a/Rs | 1.4996 | 0.0067 |
Rp/Rs | 0.22179 | 0.00091 |
ephemeris [JD] | 2459229.2807 | 0.002 |
eccentricity | 0.0 | |
inclination [degrees] | 88.1 | |
omega [degrees] | 0.0 | |
orbital period [days] | 3.40926463 | |
u0 | 2.911404007273263 | |
u1 | -5.249708352324768 | |
u2 | 5.103048824107365 | |
u3 | -1.7647444030145065 | |
duration | 0.41570296292906406 | 5.6e-17 |
Not 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 | 1.0565 | 0.0044 |
Am2 | 0 | |
a/Rs | 1.4996 | 0.006 |
Rp/Rs | 0.22178 | 0.00085 |
ephemeris [JD] | 2459246.3459 | 0.0028 |
eccentricity | 0.0 | |
inclination [degrees] | 88.1 | |
omega [degrees] | 0.0 | |
orbital period [days] | 3.40926463 | |
u0 | 2.912737146992782 | |
u1 | -5.2514879749516234 | |
u2 | 5.103199746416473 | |
u3 | -1.7644488424140286 | |
duration | 0.49864334353545053 | 1.1e-16 |
Not 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) |