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K2-29 b

View target in exoplanet catalog
Timing Plot
Global Light Curve

Total Reductions to Date: 11

Date Processed: 09/18/2023 at 00:07:19 (PDT)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 3.2588306249766092 3.858440938920719e-07
Ephemeris (BJD_TDB) 2460179.878077414 0.00032362651044540885
Time saved (hours) -  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 62.670422 decimal
DEC 24.4016558 decimal
Host Star Metallicity 0.16 0.03 Kokori et al. 2022
Host Star log(g) 4.54 0.01 Log10(cgs) Kokori et al. 2022
Host Star Radius [R_Sun] 0.86 0.01 Sol Kokori et al. 2022
Host Star Effective Temperature [K] 5358.0 38.0 K Kokori et al. 2022
a/Rs 11.26 0.4 Kruse et al. 2019
eccentricity 0.084 0.032 Johnson et al. 2016
inclination [degrees] 86.968 0.624 deg Mayo et al. 2018
omega [degrees] 41.0 23.0 deg Johnson et al. 2016
orbital period [days] 3.2588315 9e-07 day Kokori et al. 2022
Rp 11.38 0.87 R_Earth Kruse et al. 2019
Rp/Rs 0.1379 0 Kruse et al. 2019
ephemeris [JD] 2458508.0943 0.0003 BJD-TDB Kokori et al. 2022

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2453219.0095 0.0022 BJD Santerne et al. 2016
2457067.6906 0.00015 BJD-TDB Crossfield et al. 2016
2457383.80546 0.00013 BJD-TDB Johnson et al. 2016
2458508.0943 0.0003 BJD-TDB Kokori et al. 2022
2459502.039849 0.000331 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0002812
Parameter Value Uncertainty
Am1 0.942 0.012
Am2 0.043 0.013
a/Rs 10.97 1.09
Rp/Rs 0.171 0.04
ephemeris [JD] 2459169.6265 0.0071
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 1.6368335293271312
u1 -2.7933212434957486
u2 3.3849085182388072
u3 -1.2284207536311227
duration 0.0611 0.0093
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 DKEB (collaborate/publish) MOBS
Light curve chart for 0002694
Parameter Value Uncertainty
Am1 1.32 0.024
Am2 -0.231 0.034
a/Rs 13.04 1.18
Rp/Rs 0.116 0.047
ephemeris [JD] 2459257.606 0.011
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 1.63712470317362
u1 -2.794650214647054
u2 3.3866326882016478
u3 -1.2291071262634543
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 LMIG (collaborate/publish) MOBS
Light curve chart for 0001225
Parameter Value Uncertainty
Am1 1.006 0.024
Am2 -0.003 0.012
a/Rs 9.28 1.15
Rp/Rs 0.081 0.03
ephemeris [JD] 2459622.635 0.013
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 1.919978321882911
u1 -3.3695313001862064
u2 3.802258895870726
u3 -1.3527058609093583
duration 0.083 0.015
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 FMAA (collaborate/publish) MOBS
Light curve chart for 0001242
Parameter Value Uncertainty
Am1 0.9776 0.0099
Am2 0.0136 0.0032
a/Rs 9.36 1.0
Rp/Rs 0.14 0.01
ephemeris [JD] 2459635.655 0.0047
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 2.3119823267963437
u1 -4.088840548404953
u2 4.276180239833647
u3 -1.4993219545049876
duration 0.0785 0.0087
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
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 LPAC (collaborate/publish)
Light curve chart for 0003005
Parameter Value Uncertainty
Am1 0.993 0.01
Am2 0.011 0.031
a/Rs 9.26 0.46
Rp/Rs 0.108 0.012
ephemeris [JD] 2459889.8269 0.005
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 1.6368087451846327
u1 -2.793518438096122
u2 3.3852425048541837
u3 -1.2285327614986499
duration 0.1063 0.0064
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 DKEB (collaborate/publish) MOBS
Light curve chart for 0002175
Parameter Value Uncertainty
Am1 1.014 0.025
Am2 -0.009 0.0059
a/Rs 9.8 0.28
Rp/Rs 0.1856 0.0061
ephemeris [JD] 2459912.6543 0.0015
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 1.9193148382245242
u1 -3.3669425532935833
u2 3.7987323721472825
u3 -1.3511046004727003
duration 0.1086 0.0037
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)
Light curve chart for 0003350
Parameter Value Uncertainty
Am1 1.074 0.011
Am2 -0.067 0.029
a/Rs 10.66 1.16
Rp/Rs 0.11 0.015
ephemeris [JD] 2459915.9295 0.0037
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 1.917662641735703
u1 -3.3080318940340416
u2 3.71172342385316
u3 -1.3213541162458324
duration 0.09 0.013
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
NA Custom 404.0 nm 846.0 nm
Organization Observer Code Secondary Observers
AAVSO PJEG (collaborate/publish)
Light curve chart for 0002276
Parameter Value Uncertainty
Am1 1.0078 0.0095
Am2 -0.006 0.0041
a/Rs 10.74 0.41
Rp/Rs 0.1446 0.0069
ephemeris [JD] 2459951.7574 0.0017
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 2.187721579597102
u1 -3.7472986942194906
u2 3.9425210442612806
u3 -1.3829438708907502
duration 0.0927 0.0046
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 0002360
Parameter Value Uncertainty
Am1 1.168 0.011
Am2 -0.14 0.015
a/Rs 10.48 1.13
Rp/Rs 0.132 0.037
ephemeris [JD] 2459964.79 0.0097
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 1.9194249835012753
u1 -3.3676657110970627
u2 3.799860266495847
u3 -1.3516194822777292
duration 0.093 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
CV MObs CV 350.0 nm 850.0 nm
Organization Observer Code Secondary Observers
AAVSO OAS (collaborate/publish) MOBS
Light curve chart for 0003032
Parameter Value Uncertainty
Am1 0.9842 0.006
Am2 0.0138 0.0061
a/Rs 10.48 0.19
Rp/Rs 0.1383 0.003
ephemeris [JD] 2459987.6079 0.001
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 1.9194938264634362
u1 -3.3677356805296252
u2 3.799898308953463
u3 -1.3516563982643768
duration 0.0949 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 MWAA (collaborate/publish)
Light curve chart for 0004321
Parameter Value Uncertainty
Am1 1.028 0.021
Am2 -0.0139 0.0037
a/Rs 11.25 1.02
Rp/Rs 0.201 0.021
ephemeris [JD] 2460179.8953 0.0026
eccentricity 0.084
inclination [degrees] 86.968
omega [degrees] 41.0
orbital period [days] 3.2588315
u0 1.9196973132678605
u1 -3.3683928335875404
u2 3.8006611244534567
u3 -1.3519655474995127
duration 0.092 0.012
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 CPHB (collaborate/publish) MOBS

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