results
HAT-P-16 b

Total Reductions to Date: 21
Date Processed: 09/18/2023 at 00:07:19 (PDT)
Exoplanet Watch Ephemeris
Parameter | Value | Uncertainty |
---|---|---|
Orbital Period (Days) | 2.7759674124154823 | 1.294973660068543e-07 |
Ephemeris (BJD_TDB) | 2460179.789161653 | 0.00015993432857912832 |
Time saved (hours) | 0.0003 |
Assumed Priors
Parameter | Value | Uncertainty | Units | Reference |
---|---|---|---|---|
RA | 9.5730343 | decimal | ||
DEC | 42.4630961 | decimal | ||
Host Star Metallicity | 0.17 | 0.08 | Kokori et al. 2022 | |
Host Star log(g) | 4.34 | 0.03 | Log10(cgs) | Kokori et al. 2022 |
Host Star Radius [R_Sun] | 1.24 | 0.05 | Sol | Kokori et al. 2022 |
Host Star Effective Temperature [K] | 6158.0 | 80.0 | K | Kokori et al. 2022 |
a/Rs | 7.65 | 0.22 | Sada & Ramón-Fox 2016 | |
eccentricity | 0.0462 | 0.0027 | Bonomo et al. 2017 | |
inclination [degrees] | 86.6 | 0.7 | deg | Bonomo et al. 2017 |
omega [degrees] | 213.0 | 5.1 | deg | Bonomo et al. 2017 |
orbital period [days] | 2.77596784 | 5e-07 | day | Ivshina & Winn 2022 |
Rp | 14.24 | 0.73 | R_Earth | ExoFOP-TESS TOI |
Rp/Rs | 0.1128 | 0 | ExoFOP-TESS TOI | |
ephemeris [JD] | 2456598.79115 | 0.00023 | BJD-TDB | Ivshina & Winn 2022 |
Previously Published Mid-Transit Times
Value | Uncertainty | Units | Reference |
---|---|---|---|
2455027.59289975 | 0.0002725 | BJD, BJD-TDB, BJD-UTC | Bonomo et al. 2017, Turner et al. 2016, Sada & Ramón-Fox 2016, Buchhave et al. 2010 |
2455968.64684 | 0.00013 | BJD-TDB | Kokori et al. 2022 |
2456598.79115 | 0.00023 | BJD-TDB | Ivshina & Winn 2022 |
2459855.001291 | 0.000285 | BJD | ExoFOP-TESS TOI |
Observations

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0068 | 0.0031 |
Am2 | -0.0015 | 0.0026 |
a/Rs | 7.045 | 0.082 |
Rp/Rs | 0.0994 | 0.0018 |
ephemeris [JD] | 2458036.73998 | 0.00083 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.7937565166525595 | |
u1 | -5.048665137873729 | |
u2 | 4.99307280848076 | |
u3 | -1.738164112857008 | |
duration | 0.1309 | 0.0018 |
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 |
---|---|---|
AAVSO | AKV (collaborate/publish) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0386 | 0.003 |
Am2 | -0.034 | 0.0066 |
a/Rs | 7.16 | 0.11 |
Rp/Rs | 0.1065 | 0.0035 |
ephemeris [JD] | 2459152.6818 | 0.001 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.2601766202749536 | |
u1 | -3.9877788859659526 | |
u2 | 4.279212719262221 | |
u3 | -1.5516103898059832 | |
duration | 0.1295 | 0.0025 |
Included in ephemeris calculations
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 | KGAB (collaborate/publish) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 0.9876 | 0.0062 |
Am2 | 0.011 | 0.012 |
a/Rs | 7.14 | 0.19 |
Rp/Rs | 0.1126 | 0.0044 |
ephemeris [JD] | 2459524.6558 | 0.0021 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.332157950103495 | |
u1 | -4.103356816932105 | |
u2 | 4.326979378788115 | |
u3 | -1.5557804474824888 | |
duration | 0.1308 | 0.0041 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter | Detail | Min | Max |
---|---|---|---|
NA | Custom | 615.0 nm | 690.0 nm |
Organization | Observer Code | Secondary Observers |
---|---|---|
AAVSO | LDJC (collaborate/publish) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0061 | 0.0051 |
Am2 | -0.0052 | 0.0076 |
a/Rs | 7.12 | 0.21 |
Rp/Rs | 0.1032 | 0.006 |
ephemeris [JD] | 2459868.8821 | 0.0024 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.517571885179025 | |
u1 | -4.54986775025678 | |
u2 | 4.7154518907513205 | |
u3 | -1.6831559554078566 | |
duration | 0.1261 | 0.0033 |
Included in ephemeris calculations
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 | MBEB (collaborate/publish) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.149 | 0.034 |
Am2 | -0.121 | 0.034 |
a/Rs | 6.7 | 0.23 |
Rp/Rs | 0.159 | 0.013 |
ephemeris [JD] | 2459896.6237 | 0.0021 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.2604116753603862 | |
u1 | -3.988516419738536 | |
u2 | 4.279938552717694 | |
u3 | -1.5518337445634907 | |
duration | 0.1476 | 0.0058 |
Included in ephemeris calculations
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 | NANF (collaborate/publish) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0021 | 0.0027 |
Am2 | -0.00184 | 0.00092 |
a/Rs | 7.069 | 0.086 |
Rp/Rs | 0.1129 | 0.0018 |
ephemeris [JD] | 2459949.38357 | 0.00083 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.2024992918043296 | |
u1 | -3.873355454328496 | |
u2 | 4.202623715145058 | |
u3 | -1.531767489996918 | |
duration | 0.1323 | 0.0019 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter | Detail | Min | Max |
---|---|---|---|
SR | Sloan r | 553.1 nm | 693.1 nm |
Organization | Observer Code | Secondary Observers |
---|---|---|
AAVSO | SAJB (collaborate/publish) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0014 | 0.0045 |
Am2 | -0.00099 | 0.00098 |
a/Rs | 6.56 | 0.27 |
Rp/Rs | 0.1109 | 0.0038 |
ephemeris [JD] | 2460179.7813 | 0.0032 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.4643374471804442 | |
u1 | -4.386336425770353 | |
u2 | 4.539082913798627 | |
u3 | -1.617083867571111 | |
duration | 0.1442 | 0.0068 |
Included in ephemeris calculations
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) |

Parameter | Value | Uncertainty |
---|---|---|
Am1 | 1.0004 | 0.0016 |
Am2 | 0 | |
a/Rs | 7.18 | 0.11 |
Rp/Rs | 0.0972 | 0.0017 |
ephemeris [JD] | 2458766.8209 | 0.00097 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.793583337605982 | |
u1 | -5.04806253061388 | |
u2 | 4.992333695107597 | |
u3 | -1.7378544277081307 | |
duration | 0.1279 | 0.0024 |
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 | 1.0004 | 0.0031 |
Am2 | 0 | |
a/Rs | 7.212 | 0.058 |
Rp/Rs | 0.09846 | 0.00097 |
ephemeris [JD] | 2459855.00106 | 0.00053 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.793098591920619 | |
u1 | -5.046244485026359 | |
u2 | 4.990141576689372 | |
u3 | -1.7369956092247278 | |
duration | 0.1269 | 0.0013 |
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 | 1.0001 | 0.0033 |
Am2 | 0 | |
a/Rs | 7.21 | 0.063 |
Rp/Rs | 0.0993 | 0.001 |
ephemeris [JD] | 2459871.65699 | 0.00057 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.7938531263409545 | |
u1 | -5.047834414110256 | |
u2 | 4.99129422669951 | |
u3 | -1.7373128645541276 | |
duration | 0.1274 | 0.0014 |
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 | 1.0003 | 0.0012 |
Am2 | 0 | |
a/Rs | 7.121 | 0.093 |
Rp/Rs | 0.0984 | 0.0015 |
ephemeris [JD] | 2458780.7019 | 0.00086 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.793606682857604 | |
u1 | -5.048166571096994 | |
u2 | 4.992515913383922 | |
u3 | -1.7379559507502478 | |
duration | 0.1292 | 0.002 |
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 | 1.0008 | 0.0036 |
Am2 | 0 | |
a/Rs | 7.248 | 0.069 |
Rp/Rs | 0.0995 | 0.0012 |
ephemeris [JD] | 2459874.4328 | 0.00061 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.793468192563233 | |
u1 | -5.046527825462537 | |
u2 | 4.989826501547847 | |
u3 | -1.7367667942943341 | |
duration | 0.1263 | 0.0015 |
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 | 1.0 | 0.0014 |
Am2 | 0 | |
a/Rs | 7.204 | 0.095 |
Rp/Rs | 0.0976 | 0.0016 |
ephemeris [JD] | 2458783.47759 | 0.00086 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.7938125568468384 | |
u1 | -5.048585934076143 | |
u2 | 4.992871885812684 | |
u3 | -1.7380984341837906 | |
duration | 0.1274 | 0.0021 |
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 | 0.9994 | 0.0017 |
Am2 | 0 | |
a/Rs | 7.18 | 0.11 |
Rp/Rs | 0.0994 | 0.002 |
ephemeris [JD] | 2458777.9268 | 0.0011 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.793245523475869 | |
u1 | -5.046918345573927 | |
u2 | 4.990953665339083 | |
u3 | -1.7372807688700207 | |
duration | 0.1276 | 0.0024 |
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 | 0.9995 | 0.0015 |
Am2 | 0 | |
a/Rs | 7.23 | 0.11 |
Rp/Rs | 0.0967 | 0.0018 |
ephemeris [JD] | 2458772.3735 | 0.001 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.7939872632807625 | |
u1 | -5.0495268724764 | |
u2 | 4.994137495060022 | |
u3 | -1.7385978114459362 | |
duration | 0.1263 | 0.0025 |
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 | 1.0002 | 0.0016 |
Am2 | 0 | |
a/Rs | 7.17 | 0.1 |
Rp/Rs | 0.0961 | 0.0021 |
ephemeris [JD] | 2458769.59765 | 0.00096 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.7947499189287566 | |
u1 | -5.051186122163877 | |
u2 | 4.995503711213678 | |
u3 | -1.739067433539752 | |
duration | 0.1277 | 0.0021 |
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 | 1.0006 | 0.003 |
Am2 | 0 | |
a/Rs | 7.232 | 0.056 |
Rp/Rs | 0.09907 | 0.00093 |
ephemeris [JD] | 2459868.88112 | 0.00051 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.7943454513931676 | |
u1 | -5.0498920026456675 | |
u2 | 4.9940899018051885 | |
u3 | -1.73854327613495 | |
duration | 0.1269 | 0.0012 |
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 | 0.9993 | 0.0013 |
Am2 | 0 | |
a/Rs | 7.26 | 0.1 |
Rp/Rs | 0.1002 | 0.0017 |
ephemeris [JD] | 2458786.2543 | 0.00092 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.7934184568842486 | |
u1 | -5.0470388470459415 | |
u2 | 4.9907868585243875 | |
u3 | -1.7371663939941753 | |
duration | 0.1263 | 0.0021 |
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 | 1.0001 | 0.003 |
Am2 | 0 | |
a/Rs | 7.258 | 0.062 |
Rp/Rs | 0.09984 | 0.00098 |
ephemeris [JD] | 2459857.77701 | 0.00055 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.7941205916874163 | |
u1 | -5.049360635191878 | |
u2 | 4.993570714945287 | |
u3 | -1.738330597030823 | |
duration | 0.1264 | 0.0013 |
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 | 0.9999 | 0.0028 |
Am2 | 0 | |
a/Rs | 7.16 | 0.055 |
Rp/Rs | 0.0991 | 0.00095 |
ephemeris [JD] | 2459877.20809 | 0.0005 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.7937163438807846 | |
u1 | -5.047612391276106 | |
u2 | 4.991257327313006 | |
u3 | -1.7373612055421543 | |
duration | 0.1284 | 0.0013 |
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 | 1.0 | 0.0032 |
Am2 | 0 | |
a/Rs | 7.237 | 0.057 |
Rp/Rs | 0.1 | 0.001 |
ephemeris [JD] | 2459879.98474 | 0.00051 |
eccentricity | 0.0462 | |
inclination [degrees] | 86.6 | |
omega [degrees] | 213.0 | |
orbital period [days] | 2.77596784 | |
u0 | 2.794239900815503 | |
u1 | -5.049257366158071 | |
u2 | 4.9931545736866925 | |
u3 | -1.7381370339403235 | |
duration | 0.1269 | 0.0012 |
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) |