AAVSO: American Association of Variable Star Observers

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Star Exoplanet Observation Date Primary Observer Measurements reference
Details GJ 1214 GJ 1214 b 2021-07-07 LPAC 39 in 2.23 hrs 907

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

Priors

Period=1.58040494 +/- 9e-08,a/R*=14.97 +/- 0.75,inc=88.94 +/- 0.54,ecc=0.0,u0=1.101 +/- 0.011,u1=-0.241 +/- 0.042,u2=0.238 +/- 0.054,u3=-0.099 +/- 0.022

Results

Tc=2459402.72166 +/- 0.00052,Rp/R*=0.36 +/- 0.13,Am1=0.12 +/- 0.23,Am2=1.89 +/- 0.59
Details GJ 1214 GJ 1214 b 2022-05-11 LPAC 33 in 2.54 hrs 1451

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

Priors

Period=1.58040454 +/- 4e-08,a/R*=14.85 +/- 0.16,inc=88.7 +/- 0.1,ecc=0.063,u0=1.4931 +/- 0.0016,u1=-0.8848 +/- 0.0063,u2=0.5401 +/- 0.0078,u3=-0.1484 +/- 0.0032

Results

Tc=2459710.8997 +/- 0.0024,Rp/R*=0.037 +/- 0.028,a/R*=14.93 +/- 1.37,Am1=1.235 +/- 0.044,Am2=-0.19 +/- 0.35
Details GJ 1214 GJ 1214 b 2022-05-27 LPAC 17 in 1.37 hrs 1503

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

Priors

Period=1.58040454 +/- 4e-08,a/R*=14.85 +/- 0.16,inc=88.7 +/- 0.1,ecc=0.063,u0=1.4954 +/- 0.0017,u1=-0.8912 +/- 0.0064,u2=0.5463 +/- 0.0079,u3=-0.1505 +/- 0.0032

Results

Tc=2459725.65 +/- 10.83,Rp/R*=0.51 +/- 0.28,a/R*=14.8 +/- 1.35,Am1=0.94 +/- 0.021,Am2=0.033 +/- 0.029