AAVSO: American Association of Variable Star Observers

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Star Exoplanet Observation Date Primary Observer Measurements reference
Details Qatar-4 Qatar-4 b 2022-11-09 RSED 83 in 4.39 hrs 3790

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=1.8053663 +/- 1.5e-06,Rp/R*=0.1472 +/- 0.0011,a/R*=7.11 +/- 0.48,inc=87.5 +/- 1.6,ecc=0.0,u0=1.563 +/- 0.011,u1=-2.699 +/- 0.047,u2=3.363 +/- 0.063,u3=-1.227 +/- 0.027

Results

Tc=2459892.694 +/- 0.028,Rp/R*=0.179 +/- 0.052,a/R*=6.7 +/- 3.56,Am1=0.995 +/- 0.04,Am2=0.0 +/- 0.14