AAVSO: American Association of Variable Star Observers

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Star Exoplanet Observation Date Primary Observer Measurements reference
Details HAT-P-54 HAT-P-54 b 2023-08-22 CPHB 27 in 1.87 hrs 4356

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7998529 +/- 1.7e-06,Rp/R*=0.16 +/- 0.0011,a/R*=15.5 +/- 2.16,inc=87.04 +/- 0.084,ecc=0.66,u0=1.3559 +/- 0.0091,u1=-2.083 +/- 0.037,u2=2.604 +/- 0.049,u3=-0.876 +/- 0.021

Results

Tc=2460178.945 +/- 0.02,Rp/R*=0.176 +/- 0.057,a/R*=28.31 +/- 14.46,Am1=0.929 +/- 0.049,Am2=0.03 +/- 0.016
Details HAT-P-54 HAT-P-54 b 2023-10-18 CPHB 63 in 3.68 hrs 4780

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7998529 +/- 1.7e-06,Rp/R*=0.16 +/- 0.0011,a/R*=15.5 +/- 2.16,inc=87.04 +/- 0.084,ecc=0.66,u0=1.3559 +/- 0.0091,u1=-2.083 +/- 0.037,u2=2.604 +/- 0.049,u3=-0.876 +/- 0.021

Results

Tc=2460235.948 +/- 0.011,Rp/R*=0.143 +/- 0.019,a/R*=10.46 +/- 2.34,Am1=0.903 +/- 0.017,Am2=0.091 +/- 0.049