AAVSO: American Association of Variable Star Observers
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Star Exoplanet Observation Date Primary Observer Measurements reference
Details Kepler-446 Kepler-446c 2019-06-09 LPAC 80 in 1.57 hrs 190

Detrend Parameters

AIRMASS

Secondary Observers

Priors

Period=3.036days,

Results

(Rp/R*)^2=0.0092599, a/R*=22.7860,Tc=2458643.887642730,
Details Kepler-446 Kepler-446b 2020-07-13 LPAC 130 in 3.92 hrs 361

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

Priors

Period=1.565409 +/- 3.3e-06,a/R*=14.2,inc=87.42,ecc=0.0,u1=0.32616,u2=0.418944

Results

Tc=2459043.78085616 +/- 0.013656,Rp/R*=0.167061 +/- 0.043727,Am1=0.35984 +/- 0.01276,Am2=-0.0054 +/- 0.03407
Details Kepler-446 Kepler-446 b 2021-09-15 LPAC 80 in 2.96 hrs 862

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

Priors

Period=1.5654122 +/- 1.7e-06,a/R*=16.57 +/- 2.1,inc=89.99 +/- 0.48,ecc=0.0,u0=1.9586 +/- 0.0066,u1=-2.013 +/- 0.025,u2=1.513 +/- 0.03,u3=-0.459 +/- 0.012

Results

Tc=2459472.76 +/- 0.12,Rp/R*=0.032 +/- 0.019,a/R*=2.4 +/- 18.13,Am1=0.891 +/- 0.047,Am2=0.096 +/- 0.041
Details Kepler-446 Kepler-446 c 2023-02-16 LPAC 57 in 2.34 hrs 3726

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

Priors

Period=3.0362057 +/- 8.1e-06,Rp/R*=0.0427 +/- 0.001,a/R*=25.71 +/- 3.3,inc=89.75 +/- 0.51,ecc=0.0,u0=1.8826 +/- 0.0038,u1=-1.701 +/- 0.014,u2=1.143 +/- 0.018,u3=-0.3246 +/- 0.0071

Results

Tc=2459991.79 +/- 0.33,Rp/R*=0.041 +/- 0.015,a/R*=74.82 +/- 21.64,Am1=0.82 +/- 0.32,Am2=0.1 +/- 0.26