AAVSO: American Association of Variable Star Observers

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Star Exoplanet Observation Date Primary Observer Measurements reference
Details HAT-P-4 HAT-P-4 b 2022-07-02 LPAC 705 in 4.41 hrs 1633

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

Priors

Period=3.0565233 +/- 6e-07,a/R*=6.0 +/- 0.16,inc=89.91 +/- 0.44,ecc=0.084,u0=2.445 +/- 0.021,u1=-4.393 +/- 0.084,u2=4.56 +/- 0.11,u3=-1.61 +/- 0.046

Results

Tc=2459762.82017 +/- 0.00082,Rp/R*=0.1093 +/- 0.0014,a/R*=6.274 +/- 0.079,Am1=1.2921 +/- 0.0084,Am2=-0.22443 +/- 0.00057