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 2019-03-06 SKIC 29 in 3.90 hrs 2858

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=1.3566 +/- 0.0091,u1=-2.086 +/- 0.037,u2=2.607 +/- 0.049,u3=-0.878 +/- 0.021

Results

Tc=2458548.8231 +/- 0.0055,Rp/R*=0.2 +/- 0.057,a/R*=10.49 +/- 11.65,Am1=0.861 +/- 0.074,Am2=0.065 +/- 0.019
Details HAT-P-54 HAT-P-54 b 2019-11-08 SKIC 70 in 3.99 hrs 2859

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=1.3553 +/- 0.0091,u1=-2.084 +/- 0.037,u2=2.607 +/- 0.049,u3=-0.878 +/- 0.021

Results

Tc=2458795.8152 +/- 0.0076,Rp/R*=0.102 +/- 0.052,a/R*=19.06 +/- 13.1,Am1=0.945 +/- 0.021,Am2=0.0325 +/- 0.0051
Details HAT-P-54 HAT-P-54 b 2022-01-14 SKIC 67 in 4.10 hrs 2860

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=-2.085 +/- 0.037,u2=2.607 +/- 0.049,u3=-0.877 +/- 0.021

Results

Tc=2459593.759 +/- 0.013,Rp/R*=0.198 +/- 0.057,a/R*=13.68 +/- 11.59,Am1=0.68 +/- 0.04,Am2=0.38 +/- 0.27
Details HAT-P-54 HAT-P-54 b 2022-02-21 SKIC 55 in 3.84 hrs 2861

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=1.3556 +/- 0.0091,u1=-2.083 +/- 0.037,u2=2.604 +/- 0.049,u3=-0.877 +/- 0.021

Results

Tc=2459631.802 +/- 0.015,Rp/R*=0.192 +/- 0.057,a/R*=27.0 +/- 14.04,Am1=0.768 +/- 0.032,Am2=0.157 +/- 0.054