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TOI-1259 A b

View target in exoplanet catalog
Timing Plot
Global Light Curve

Total Reductions to Date: 18

Date Processed: 04/27/2025 at 07:00:04 (PDT)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 3.47797929049446 3.108020195456573e-07
Ephemeris (BJD_TDB) 2460491.7717179954 0.00012405845296843316

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 282.1001665 decimal
DEC 79.2564761 decimal
Host Star Metallicity -0.5 0.5 Kokori et al. 2023
Host Star log(g) 4.605 0.013 Log10(cgs) Kokori et al. 2023
Host Star Radius [R_Sun] 0.711 0.02 Sol Kokori et al. 2023
Host Star Effective Temperature [K] 4775.0 100.0 K Kokori et al. 2023
a/Rs 12.314 0.036 Kokori et al. 2023
eccentricity 0.0 Martin et al. 2021
inclination [degrees] 89.7 0.2 deg Kokori et al. 2023
omega [degrees] 0.0 deg Kokori et al. 2023
orbital period [days] 3.4779791 5.6e-07 day Kokori et al. 2023
Rp 11.46 0.34 R_Earth Martin et al. 2021
Rp/Rs 0.1636 0 Martin et al. 2021
ephemeris [JD] 2458996.240605 3.9e-05 BJD-TDB Kokori et al. 2023

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2458996.240605 3.9e-05 BJD-TDB Kokori et al. 2023
2458686.700531 9.7e-05 BJD-UTC Martin et al. 2021
2459764.874089 6.74e-05 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0005025
Parameter Value Uncertainty
Am1 0.721 0.0085
Am2 0.203 0.038
a/Rs 12.138 0.098
Rp/Rs 0.159 0.0084
ephemeris [JD] 2459785.7358 0.0021
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.8071221173882668
u1 -3.2172508190368294
u2 3.8044759150405865
u3 -1.3943471567009147
duration 0.1057 0.0012
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
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
Light curve chart for 0001905
Parameter Value Uncertainty
Am1 0.9599 0.0068
Am2 0.019 0.015
a/Rs 12.14 0.1
Rp/Rs 0.174 0.01
ephemeris [JD] 2459830.957 0.0022
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 2.620493060293814
u1 -4.755413815530813
u2 4.839481417759809
u3 -1.7045605904089172
duration 0.1071 0.0013
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
IJ Johnson I 780.0 nm 1020.0 nm
Organization Observer Code Secondary Observers
AAVSO LPAC (collaborate/publish)
Light curve chart for 0002185
Parameter Value Uncertainty
Am1 1.0277 0.0047
Am2 -0.005 0.028
a/Rs 12.38 0.1
Rp/Rs 0.157 0.01
ephemeris [JD] 2459851.8253 0.0024
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.8067948560024618
u1 -3.2187097584346054
u2 3.806530402954731
u3 -1.3946154438008644
duration 0.1013 0.0022
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 NLIB (collaborate/publish)
Light curve chart for 0002042
Parameter Value Uncertainty
Am1 1.0113 0.0052
Am2 -0.0085 0.0088
a/Rs 12.38 0.1
Rp/Rs 0.1551 0.0036
ephemeris [JD] 2459872.6907 0.00096
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 2.0272517178601195
u1 -3.5326977542266493
u2 3.9361008554348973
u3 -1.430654760415894
duration 0.10326 0.00092
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)
Light curve chart for 0002186
Parameter Value Uncertainty
Am1 1.0313 0.0026
Am2 -0.009 0.01
a/Rs 12.37 0.1
Rp/Rs 0.1666 0.0045
ephemeris [JD] 2459872.6908 0.0013
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.8063615395296841
u1 -3.215010758350947
u2 3.8017275095895897
u3 -1.3930782341181724
duration 0.10454 0.00097
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 NLIB (collaborate/publish)
Light curve chart for 0004212
Parameter Value Uncertainty
Am1 0.914 0.013
Am2 0.049 0.056
a/Rs 12.49 0.1
Rp/Rs 0.142 0.043
ephemeris [JD] 2460164.838 0.0079
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.4719150626374922
u1 -2.5604820093595206
u2 3.3452694529366087
u3 -1.2567024563661806
duration 0.0795 0.0083
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 CPHB (collaborate/publish) MOBS
Light curve chart for 0004357
Parameter Value Uncertainty
Am1 0.974 0.01
Am2 0.02 0.04
a/Rs 12.15 0.1
Rp/Rs 0.1743 0.0075
ephemeris [JD] 2460185.7093 0.0024
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.4711051568961828
u1 -2.560784261656552
u2 3.345793457408916
u3 -1.2561143027923394
duration 0.1071 0.0011
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 CPHB (collaborate/publish) MOBS
Light curve chart for 0005168
Parameter Value Uncertainty
Am1 0.99 0.023
Am2 0.004 0.024
a/Rs 12.49 0.1
Rp/Rs 0.122 0.018
ephemeris [JD] 2460185.7168 0.005
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.8072029223496606
u1 -3.2184461449158115
u2 3.8069234794608633
u3 -1.3956802001671318
duration 0.0996 0.0018
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
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
Light curve chart for 0004732
Parameter Value Uncertainty
Am1 0.7853 0.0086
Am2 0.088 0.022
a/Rs 12.34 0.1
Rp/Rs 0.051 0.029
ephemeris [JD] 2460230.921 0.011
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.4721324808221017
u1 -2.5617556027036024
u2 3.346720110305651
u3 -1.2570969385541342
duration 0.072 0.011
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 CPHB (collaborate/publish) MOBS
Light curve chart for 0005288
Parameter Value Uncertainty
Am1 1.119 0.013
Am2 -0.047 0.011
a/Rs 12.15 0.1
Rp/Rs 0.189 0.011
ephemeris [JD] 2460310.9084 0.0027
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.806562814707841
u1 -3.2153550603887715
u2 3.80177907209255
u3 -1.3929867697606961
duration 0.1084 0.0013
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
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 OAS (collaborate/publish) MOBS
Light curve chart for 0005951
Parameter Value Uncertainty
Am1 0.9855 0.0084
Am2 0.012 0.028
a/Rs 12.22 0.1
Rp/Rs 0.1597 0.0043
ephemeris [JD] 2460335.2621 0.0015
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.9072331715190307
u1 -3.3957842756955317
u2 3.922577063106745
u3 -1.4340259004792908
duration 0.10515 0.00093
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
NA Custom 400.0 nm 900.0 nm
Organization Observer Code Secondary Observers
AAVSO KPEB (collaborate/publish) UNIS
Light curve chart for 0005953
Parameter Value Uncertainty
Am1 0.9949 0.0078
Am2 0.0027 0.0092
a/Rs 12.15 0.1
Rp/Rs 0.144 0.0046
ephemeris [JD] 2460345.6996 0.0017
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.907038905535622
u1 -3.3949426068605977
u2 3.9212052342090167
u3 -1.4333014744535295
duration 0.10426 0.00095
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
NA Custom 400.0 nm 900.0 nm
Organization Observer Code Secondary Observers
AAVSO PBRB (collaborate/publish) UNIS
Light curve chart for 0005685
Parameter Value Uncertainty
Am1 0.8841 0.0098
Am2 0.078 0.094
a/Rs 12.49 0.1
Rp/Rs 0.158 0.034
ephemeris [JD] 2460383.9539 0.0046
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.806625182363419
u1 -3.216535204846948
u2 3.8032602805787006
u3 -1.3933502014221766
duration 0.0668 0.005
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
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 OAS (collaborate/publish) MOBS
Light curve chart for 0005791
Parameter Value Uncertainty
Am1 1.0554 0.0088
Am2 -0.036 0.015
a/Rs 12.49 0.1
Rp/Rs 0.136 0.0087
ephemeris [JD] 2460390.9103 0.0031
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 2.027332968946499
u1 -3.532867026776246
u2 3.936278315273809
u3 -1.4307441987889442
duration 0.1006 0.0011
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)
Light curve chart for 0006185
Parameter Value Uncertainty
Am1 0.9888 0.0063
Am2 0.0059 0.006
a/Rs 12.16 0.1
Rp/Rs 0.1523 0.0056
ephemeris [JD] 2460397.8637 0.0015
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.800268321373832
u1 -3.0842117763921713
u2 3.6220407311508827
u3 -1.3380972221599303
duration 0.10493 0.00098
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
R Cousins R 561.7 nm 719.7 nm
Organization Observer Code Secondary Observers
AAVSO TSAD (collaborate/publish)
Light curve chart for 0005867
Parameter Value Uncertainty
Am1 0.962 0.013
Am2 0.0203 0.005
a/Rs 12.47 0.1
Rp/Rs 0.1608 0.0064
ephemeris [JD] 2460411.7812 0.0021
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.8076394494612398
u1 -3.2206619436519186
u2 3.809783643685062
u3 -1.3967610927241831
duration 0.1031 0.0011
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
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
Light curve chart for 0006554
Parameter Value Uncertainty
Am1 0.6852 0.0067
Am2 0.28 0.14
a/Rs 12.49 0.1
Rp/Rs 0.137 0.011
ephemeris [JD] 2460477.8581 0.0022
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 2.0287715096350514
u1 -3.5348471282916982
u2 3.93732744329929
u3 -1.4312517659718922
duration 0.1008 0.0013
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)
Light curve chart for 0006639
Parameter Value Uncertainty
Am1 4.25 0.15
Am2 -1.0 0.029
a/Rs 12.483 0.1
Rp/Rs 0.167 0.011
ephemeris [JD] 2460491.7586 0.003
eccentricity 0.0
inclination [degrees] 89.7
omega [degrees] 0.0
orbital period [days] 3.4779791
u0 1.8081399576800414
u1 -3.2195369151754445
u2 3.807421921858085
u3 -1.3960249076276745
duration 0.1036 0.0013
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
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 NANF (collaborate/publish)

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