results

WASP-67 b

Timing Plot

Total Reductions to Date: 16

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

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 4.614414620835017 9.65758051116676e-07
Ephemeris (BJD_TDB) 2459469.761912182 0.0006248695865134507
Time saved (hours) -  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 295.7438485 decimal
DEC -19.9497314 decimal
Host Star Metallicity -0.07 0.09 Bonomo et al. 2017
Host Star log(g) 4.35 0.15 Log10(cgs) Stassun et al. 2017
Host Star Radius [R_Sun] 0.87 0.04 Sol Kokori et al. 2023
Host Star Effective Temperature [K] 5240.0 10.0 K Kokori et al. 2023
a/Rs 12.83 0.05 Kokori et al. 2023
eccentricity 0.015 Bonomo et al. 2017
inclination [degrees] 85.8 0.3 deg Kokori et al. 2023
omega [degrees] 0.0 deg Kokori et al. 2023
orbital period [days] 4.61441644 6.9e-07 day Kokori et al. 2023
Rp 15.69 3.36 R_Earth Bonomo et al. 2017
Rp/Rs 0.1342 0 Stassun et al. 2017
ephemeris [JD] 2456650.35461 0.00013 BJD-TDB Kokori et al. 2023

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2455824.374581 0.00021 BJD-TDB, HJD-UTC Bonomo et al. 2017, Hellier et al. 2012
2456082.78126 0.00018 BJD-TDB Ivshina & Winn 2022
2456618.0537 8e-05 BJD-TDB Kokori et al. 2022
2456650.35461 0.00013 BJD-TDB Kokori et al. 2023

Observations

Light curve chart for 0006858
Parameter Value Uncertainty
Am1 1.086 0.019
Am2 -0.0231 0.0098
a/Rs 12.82 0.14
Rp/Rs 0.268 0.063
ephemeris [JD] 2456982.5745 0.0089
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5533478296803813
u1 -2.770563371690903
u2 3.5384003170346245
u3 -1.3211847222978292
duration 0.0692 0.004
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 PANN (collaborate/publish) MOBS
Light curve chart for 0009822
Parameter Value Uncertainty
Am1 1.052 0.016
Am2 -0.011 0.01
a/Rs 13.03 0.14
Rp/Rs 0.248 0.061
ephemeris [JD] 2456982.5816 0.0095
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.553051873664498
u1 -2.769747810622458
u2 3.5376168405405775
u3 -1.3209208508680192
duration 0.0602 0.0036
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 PJOO (collaborate/publish) MOBS
Light curve chart for 0013274
Parameter Value Uncertainty
Am1 0.9255 0.0092
Am2 0.033 0.013
a/Rs 12.72 0.14
Rp/Rs 0.143 0.074
ephemeris [JD] 2456982.61 0.012
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5528239899195138
u1 -2.7681958315784745
u2 3.5354179340260576
u3 -1.320046039685265
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 LMED (collaborate/publish) MOBS
Light curve chart for 0004210
Parameter Value Uncertainty
Am1 1.005 0.03
Am2 0.003 0.046
a/Rs 12.94 0.14
Rp/Rs 0.265 0.058
ephemeris [JD] 2457194.8765 0.0061
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5519894269229304
u1 -2.7642291402304866
u2 3.5297455500327195
u3 -1.3175057841278557
duration 0.095 0.01
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 CMAP (collaborate/publish) MOBS
Light curve chart for 0012070
Parameter Value Uncertainty
Am1 0.19077 0.00036
Am2 1.0 0.5
a/Rs 12.63 0.15
Rp/Rs 0.164 0.077
ephemeris [JD] 2457684.001 0.012
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5530913835095204
u1 -2.769150119474802
u2 3.5364782244720105
u3 -1.320419435809097
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 WDUA (collaborate/publish) MOBS
Light curve chart for 0006054
Parameter Value Uncertainty
Am1 2.03 0.76
Am2 -0.39 0.069
a/Rs 12.61 0.15
Rp/Rs 0.267 0.078
ephemeris [JD] 2457900.878 0.012
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5529538619176029
u1 -2.7692139278615504
u2 3.53691173590981
u3 -1.3206516172617704
duration 0.101 0.014
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 MANS (collaborate/publish) MOBS
Light curve chart for 0006271
Parameter Value Uncertainty
Am1 1.14 0.012
Am2 -0.08 0.044
a/Rs 12.76 0.14
Rp/Rs 0.264 0.048
ephemeris [JD] 2458246.9302 0.0077
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5536413500449608
u1 -2.772099984293033
u2 3.5407410592809345
u3 -1.322282372271709
duration 0.0609 0.0086
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 WGAC (collaborate/publish) MOBS
Light curve chart for 0007676
Parameter Value Uncertainty
Am1 0.883 0.029
Am2 0.067 0.025
a/Rs 13.02 0.14
Rp/Rs 0.11 0.058
ephemeris [JD] 2458283.844 0.012
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5529791252864003
u1 -2.769115359636354
u2 3.536696514046308
u3 -1.32056022699547
duration 0.064 0.012
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 NGIA (collaborate/publish) MOBS
Light curve chart for 0000208
Parameter Value Uncertainty
Am1 0.9969 0.0079
Am2 0.0022 0.0095
a/Rs 12.58 0.14
Rp/Rs 0.156 0.012
ephemeris [JD] 2458703.7677 0.0014
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 2.1801320334064935
u1 -3.8339509594735888
u2 4.119016623162222
u3 -1.4651976357169962
duration 0.0801 0.0024
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
CBB Clear with blue-blocking 500.0 nm 1000.0 nm
Organization Observer Code Secondary Observers
AAVSO LPAC (collaborate/publish)
Light curve chart for 0009266
Parameter Value Uncertainty
Am1 0.991 0.02
Am2 0.0033 0.007
a/Rs 12.64 0.15
Rp/Rs 0.151 0.064
ephemeris [JD] 2459335.9392 0.0093
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5536482911355287
u1 -2.7709423300705893
u2 3.538664924418956
u3 -1.3213708327536793
duration 0.08 0.013
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 0006308
Parameter Value Uncertainty
Am1 0.981731 2.1e-05
Am2 0.01 0.15
a/Rs 12.97 0.15
Rp/Rs 0.245 0.077
ephemeris [JD] 2459335.954 0.012
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5526242325788129
u1 -2.767700694992582
u2 3.534922803582721
u3 -1.3198462884944973
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 WJEC (collaborate/publish) MOBS
Light curve chart for 0012250
Parameter Value Uncertainty
Am1 1.353 0.024
Am2 -0.185 0.094
a/Rs 12.63 0.14
Rp/Rs 0.268 0.076
ephemeris [JD] 2459372.853 0.011
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5531208146180555
u1 -2.7693735590243014
u2 3.5364565646095856
u3 -1.32020376750603
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 ASJB (collaborate/publish) MOBS
Light curve chart for 0006685
Parameter Value Uncertainty
Am1 1.025 0.089
Am2 -0.04 0.077
a/Rs 12.61 0.15
Rp/Rs 0.268 0.08
ephemeris [JD] 2459446.67 0.012
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5536474599331698
u1 -2.771490592867996
u2 3.539478997122107
u3 -1.3216358114449336
duration 0.0899 0.01
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 MKEE (collaborate/publish) MOBS
Light curve chart for 0003946
Parameter Value Uncertainty
Am1 1.114 0.097
Am2 -0.05 0.074
a/Rs 12.63 0.15
Rp/Rs 0.267 0.079
ephemeris [JD] 2459446.67 0.012
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5534943741902376
u1 -2.770905887173859
u2 3.5390211102276514
u3 -1.3216095445085059
duration 0.09 0.01
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 CJOK (collaborate/publish) MOBS
Light curve chart for 0010316
Parameter Value Uncertainty
Am1 1.017 0.021
Am2 -0.0092 0.006
a/Rs 12.59 0.14
Rp/Rs 0.26 0.026
ephemeris [JD] 2459469.7621 0.0067
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 1.5531986161623346
u1 -2.7692489334055113
u2 3.536591015219794
u3 -1.3205406452773047
duration 0.0996 0.0051
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 MANE (collaborate/publish) MOBS
Light curve chart for 0004055
Parameter Value Uncertainty
Am1 0.933 0.013
Am2 0.031 0.012
a/Rs 13.05 0.14
Rp/Rs 0.175 0.037
ephemeris [JD] 2460138.8526 0.0072
eccentricity 0.015
inclination [degrees] 85.8
omega [degrees] 0.0
orbital period [days] 4.61441644
u0 2.075192092062441
u1 -3.5690606890820504
u2 3.879499482145073
u3 -1.3856308273164166
duration 0.0777 0.0076
Not 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)