results

WASP-107 b

Timing Plot

Total Reductions to Date: 6

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

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 5.721488517899841 8.874416416648396e-08
Ephemeris (BJD_TDB) 2460061.7340353094 8.35937730862873e-06
Time saved (hours) -  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 188.3864277 decimal
DEC -10.1462141 decimal
Host Star Metallicity 0.02 0.1 Kokori et al. 2023
Host Star log(g) 4.5 0.1 Log10(cgs) Kokori et al. 2023
Host Star Radius [R_Sun] 0.66 0.02 Sol Kokori et al. 2023
Host Star Effective Temperature [K] 4430.0 120.0 K Kokori et al. 2023
a/Rs 18.05 0.1 Murphy et al. 2024
eccentricity 0.05 0.01 Murphy et al. 2024
inclination [degrees] 89.57 0.03 deg Murphy et al. 2024
omega [degrees] -2.3 6.1 deg Murphy et al. 2024
orbital period [days] 5.72148722 3e-07 day Murphy et al. 2024
Rp 10.36 0.25 R_Earth Močnik et al. 2017
Rp/Rs 0.1446 0 Močnik et al. 2017
ephemeris [JD] 2459958.747244 8.2e-06 BJD-TDB Murphy et al. 2024

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2456514.4106 0.0001 BJD Anderson et al. 2017
2456680.3346 0.0003 BJD-TDB Kokori et al. 2022
2457515.672118 7.5e-05 BJD-TDB Kokori et al. 2023
2457584.3297475 6.125e-05 BJD, BJD-TDB Bourrier et al. 2023, Ivshina & Winn 2022, Močnik et al. 2017, Dai & Winn 2017
2458574.14194 0.0002 BJD ExoFOP-TESS TOI
2459958.747244 8.2e-06 BJD-TDB Murphy et al. 2024

Observations

Light curve chart for 0008459
Parameter Value Uncertainty
Am1 1.267 0.01
Am2 -0.112 0.019
a/Rs 18.52 0.29
Rp/Rs 0.148 0.044
ephemeris [JD] 2458865.9394 0.0097
eccentricity 0.05
inclination [degrees] 89.57
omega [degrees] -2.3
orbital period [days] 5.72148722
u0 1.302896929813474
u1 -2.164960213272093
u2 2.81658005671415
u3 -0.9545167312852174
duration 0.1109 0.0053
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 SSTP (collaborate/publish) MOBS
Light curve chart for 0012063
Parameter Value Uncertainty
Am1 0.9547 0.0069
Am2 0.0261 0.0041
a/Rs 17.6 0.28
Rp/Rs 0.1469 0.0062
ephemeris [JD] 2458928.8771 0.0016
eccentricity 0.05
inclination [degrees] 89.57
omega [degrees] -2.3
orbital period [days] 5.72148722
u0 1.3028930417475095
u1 -2.1657231063674938
u2 2.8177537014507377
u3 -0.9549235948429513
duration 0.1182 0.002
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 DJSA (collaborate/publish) MOBS
Light curve chart for 0008435
Parameter Value Uncertainty
Am1 0.996 0.0095
Am2 0.002 0.017
a/Rs 18.49 0.29
Rp/Rs 0.1538 0.0092
ephemeris [JD] 2459300.7827 0.0038
eccentricity 0.05
inclination [degrees] 89.57
omega [degrees] -2.3
orbital period [days] 5.72148722
u0 1.3036033826592412
u1 -2.167817557659606
u2 2.820254729396491
u3 -0.9560405123710563
duration 0.1129 0.0021
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 CJOB (collaborate/publish) MOBS
Light curve chart for 0008408
Parameter Value Uncertainty
Am1 1.164 0.012
Am2 -0.091 0.038
a/Rs 17.56 0.29
Rp/Rs 0.175 0.02
ephemeris [JD] 2459363.696 0.0077
eccentricity 0.05
inclination [degrees] 89.57
omega [degrees] -2.3
orbital period [days] 5.72148722
u0 1.303726496893054
u1 -2.1686754994761985
u2 2.82127372559022
u3 -0.9563246809668207
duration 0.1109 0.0063
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 VIVA (collaborate/publish) MOBS
Light curve chart for 0005402
Parameter Value Uncertainty
Am1 0.79 0.076
Am2 0.162 0.052
a/Rs 17.55 0.29
Rp/Rs 0.0 0.056
ephemeris [JD] 2459649.78 0.012
eccentricity 0.05
inclination [degrees] 89.57
omega [degrees] -2.3
orbital period [days] 5.72148722
u0 1.3028854459521546
u1 -2.1645415569054456
u2 2.8156495711777456
u3 -0.9539934182680065
duration 0.1073 0.0039
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 SELB (collaborate/publish) MOBS
Light curve chart for 0003382
Parameter Value Uncertainty
Am1 1.0571 0.0084
Am2 -0.032 0.021
a/Rs 18.43 0.26
Rp/Rs 0.1726 0.0092
ephemeris [JD] 2460061.7365 0.0012
eccentricity 0.05
inclination [degrees] 89.57
omega [degrees] -2.3
orbital period [days] 5.72148722
u0 1.7765682564593437
u1 -2.9195847445338825
u2 3.284725366618391
u3 -1.14170882959763
duration 0.1152 0.0019
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)