AAVSO: American Association of Variable Star Observers

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Star Exoplanet Observation Date Primary Observer Measurements reference
Details Qatar-2 Qatar-2 b 2013-04-13 RKAC 72 in 4.05 hrs 3799

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=1.3371164 +/- 1.1e-06,Rp/R*=0.18258 +/- 0.00011,a/R*=6.432 +/- 0.072,inc=88.99 +/- 0.2,ecc=0.0,u0=1.4072 +/- 0.0088,u1=-2.441 +/- 0.037,u2=3.122 +/- 0.05,u3=-1.088 +/- 0.022

Results

Tc=2456395.7987 +/- 0.0082,Rp/R*=0.211 +/- 0.067,a/R*=7.45 +/- 0.62,Am1=0.89 +/- 0.078,Am2=0.102 +/- 0.082
Details Qatar-2 Qatar-2 b 2023-04-18 RKAC 41 in 3.95 hrs 3906

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=1.3371164 +/- 1.1e-06,Rp/R*=0.18258 +/- 0.00011,a/R*=6.432 +/- 0.072,inc=88.99 +/- 0.2,ecc=0.0,u0=1.4072 +/- 0.0088,u1=-2.441 +/- 0.037,u2=3.122 +/- 0.05,u3=-1.088 +/- 0.022

Results

Tc=2460052.79 +/- 0.051,Rp/R*=0.174 +/- 0.059,a/R*=5.45 +/- 0.64,Am1=1.001 +/- 0.024,Am2=-0.003 +/- 0.07