AAVSO: American Association of Variable Star Observers

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Star Exoplanet Observation Date Primary Observer Measurements reference
Details WASP-181 WASP-181 b 2020-11-22 PAIB 88 in 4.61 hrs 3647

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=4.5195085 +/- 1.3e-06,Rp/R*=0.1261 +/- 0.0015,a/R*=12.09 +/- 0.54,inc=88.38 +/- 0.67,ecc=0.0,u0=1.773 +/- 0.016,u1=-3.095 +/- 0.065,u2=3.735 +/- 0.086,u3=-1.413 +/- 0.037

Results

Tc=2459175.8367 +/- 0.0042,Rp/R*=0.134 +/- 0.015,a/R*=11.43 +/- 1.75,Am1=0.989 +/- 0.016,Am2=0.0051 +/- 0.0043
Details WASP-181 WASP-181 b 2021-11-05 PAIB 86 in 4.70 hrs 4008

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=4.5195085 +/- 1.3e-06,Rp/R*=0.1261 +/- 0.0015,a/R*=12.09 +/- 0.54,inc=88.38 +/- 0.67,ecc=0.0,u0=1.773 +/- 0.016,u1=-3.095 +/- 0.065,u2=3.735 +/- 0.086,u3=-1.413 +/- 0.037

Results

Tc=2459523.83 +/- 0.0046,Rp/R*=0.148 +/- 0.02,a/R*=20.18 +/- 1.36,Am1=0.977 +/- 0.018,Am2=0.0152 +/- 0.0066
Details WASP-181 WASP-181 b 2023-10-02 CPHB 59 in 5.11 hrs 4702

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=4.5195085 +/- 1.3e-06,Rp/R*=0.1261 +/- 0.0015,a/R*=12.09 +/- 0.54,inc=88.38 +/- 0.67,ecc=0.0,u0=1.773 +/- 0.016,u1=-3.095 +/- 0.065,u2=3.735 +/- 0.086,u3=-1.413 +/- 0.037

Results

Tc=2460219.858 +/- 0.012,Rp/R*=0.079 +/- 0.036,a/R*=16.32 +/- 4.82,Am1=0.895 +/- 0.03,Am2=0.074 +/- 0.025
Details WASP-181 WASP-181 b 2023-10-11 CPHB 70 in 4.68 hrs 4727

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=4.5195085 +/- 1.3e-06,Rp/R*=0.1261 +/- 0.0015,a/R*=12.09 +/- 0.54,inc=88.38 +/- 0.67,ecc=0.0,u0=1.773 +/- 0.016,u1=-3.095 +/- 0.065,u2=3.735 +/- 0.086,u3=-1.413 +/- 0.037

Results

Tc=2460228.89 +/- 0.0085,Rp/R*=0.139 +/- 0.017,a/R*=20.13 +/- 2.95,Am1=1.148 +/- 0.019,Am2=-0.097 +/- 0.014
Details WASP-181 WASP-181 b 2023-10-20 CPHB 73 in 4.81 hrs 4805

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=4.5195085 +/- 1.3e-06,Rp/R*=0.1261 +/- 0.0015,a/R*=12.09 +/- 0.54,inc=88.38 +/- 0.67,ecc=0.0,u0=1.773 +/- 0.016,u1=-3.095 +/- 0.065,u2=3.735 +/- 0.086,u3=-1.413 +/- 0.037

Results

Tc=2460237.9269 +/- 0.0094,Rp/R*=0.116 +/- 0.026,a/R*=9.7 +/- 2.79,Am1=1.191 +/- 0.02,Am2=-0.1447 +/- 0.0046