AAVSO: American Association of Variable Star Observers

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Star Exoplanet Observation Date Primary Observer Measurements reference
Details HAT-P-20 HAT-P-20 b 2022-10-24 LPAC 47 in 4.25 hrs 2151

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

Priors

Period=2.87531738 +/- 7.1e-07,Rp/R*=0.14722 +/- 0.00027,a/R*=11.36 +/- 0.25,inc=86.8 +/- 0.2,ecc=0.016,u0=2.176 +/- 0.018,u1=-3.74 +/- 0.071,u2=3.903 +/- 0.092,u3=-1.339 +/- 0.038

Results

Tc=2459876.9772 +/- 0.0022,Rp/R*=0.161 +/- 0.016,a/R*=14.2 +/- 0.6,Am1=0.9035 +/- 0.0074,Am2=0.0791 +/- 0.0062