AAVSO: American Association of Variable Star Observers

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Search results showing 12 observations

Star Exoplanet Observation Date Primary Observer Measurements reference
Details WASP-25 WASP-25 b 2011-04-11 MCNA 96 in 5.03 hrs 3582

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS,KJUA

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=1.754 +/- 0.016,u1=-3.042 +/- 0.064,u2=3.679 +/- 0.084,u3=-1.391 +/- 0.036

Results

Tc=2455662.7705 +/- 0.0045,Rp/R*=0.138 +/- 0.011,a/R*=11.01 +/- 0.86,Am1=0.98 +/- 0.011,Am2=0.0096 +/- 0.0046
Details WASP-25 WASP-25 b 2012-04-14 DKEB 87 in 4.37 hrs 4203

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=1.754 +/- 0.016,u1=-3.042 +/- 0.064,u2=3.679 +/- 0.084,u3=-1.391 +/- 0.036

Results

Tc=2456031.805 +/- 0.066,Rp/R*=0.105 +/- 0.04,a/R*=7.92 +/- 1.98,Am1=1.405 +/- 0.025,Am2=-0.1604 +/- 0.0069
Details WASP-25 WASP-25 b 2013-05-03 SGGB 94 in 4.69 hrs 4661

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=1.754 +/- 0.016,u1=-3.042 +/- 0.064,u2=3.679 +/- 0.084,u3=-1.391 +/- 0.036

Results

Tc=2456415.753 +/- 0.035,Rp/R*=0.107 +/- 0.04,a/R*=14.28 +/- 2.03,Am1=0.913 +/- 0.012,Am2=0.036 +/- 0.014
Details WASP-25 WASP-25 b 2018-05-18 MJAT 86 in 4.39 hrs 5043

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=1.754 +/- 0.016,u1=-3.042 +/- 0.064,u2=3.679 +/- 0.084,u3=-1.391 +/- 0.036

Results

Tc=2458256.7415 +/- 0.0042,Rp/R*=0.185 +/- 0.01,a/R*=9.16 +/- 0.76,Am1=1.002 +/- 0.015,Am2=0.0004 +/- 0.0074
Details WASP-25 WASP-25 b 2020-04-21 SGGB 94 in 4.97 hrs 4656

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=1.754 +/- 0.016,u1=-3.042 +/- 0.064,u2=3.679 +/- 0.084,u3=-1.391 +/- 0.036

Results

Tc=2458960.7695 +/- 0.0054,Rp/R*=0.127 +/- 0.024,a/R*=10.61 +/- 1.24,Am1=0.8995 +/- 0.0092,Am2=0.045 +/- 0.012
Details WASP-25 WASP-25 b 2021-03-22 KADB 69 in 4.24 hrs 1066

Detrend Parameters

AIRMASS,tot_C_cnts

Secondary Observers

MObs

Priors

P=3.7648250, R*(Rsun)=0.920, u1=0.39815000, u2=0.26490000 (data from Hellier et al. 2010 and Kepler band)

Results

RMS=0.01506, (Rp/R*)^2=0.0240, a/R*=13.2, i=90.0, Tc=2459295.846697
Details WASP-25 WASP-25 b 2023-04-14 OAS 76 in 4.04 hrs 3192

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=2.01 +/- 0.018,u1=-3.625 +/- 0.073,u2=4.15 +/- 0.097,u3=-1.536 +/- 0.041

Results

Tc=2460048.8199 +/- 0.0063,Rp/R*=0.173 +/- 0.01,a/R*=11.73 +/- 1.08,Am1=1.38 +/- 0.016,Am2=-0.148 +/- 0.014
Details WASP-25 WASP-25 b 2023-04-14 PAIB 95 in 4.96 hrs 3194

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=1.754 +/- 0.016,u1=-3.04 +/- 0.064,u2=3.676 +/- 0.084,u3=-1.39 +/- 0.036

Results

Tc=2460048.8283 +/- 0.0046,Rp/R*=0.161 +/- 0.011,a/R*=9.13 +/- 0.48,Am1=1.326 +/- 0.016,Am2=-0.125 +/- 0.01
Details WASP-25 WASP-25 b 2023-04-14 TKVA 82 in 4.96 hrs 3197

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=1.754 +/- 0.016,u1=-3.042 +/- 0.064,u2=3.679 +/- 0.084,u3=-1.391 +/- 0.036

Results

Tc=2460048.8234 +/- 0.0046,Rp/R*=0.1828 +/- 0.0093,a/R*=11.11 +/- 0.93,Am1=1.424 +/- 0.018,Am2=-0.147 +/- 0.01
Details WASP-25 WASP-25 b 2023-04-14 DKEB 95 in 4.96 hrs 3200

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=1.754 +/- 0.016,u1=-3.042 +/- 0.064,u2=3.679 +/- 0.084,u3=-1.391 +/- 0.036

Results

Tc=2460048.8286 +/- 0.0053,Rp/R*=0.166 +/- 0.01,a/R*=8.69 +/- 0.44,Am1=1.337 +/- 0.016,Am2=-0.13 +/- 0.012
Details WASP-25 WASP-25 b 2023-04-14 KMUA 67 in 4.64 hrs 3237

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.7648304 +/- 4.6e-06,Rp/R*=0.14919 +/- 0.00045,a/R*=11.2 +/- 0.23,inc=88.0 +/- 0.5,ecc=0.083,u0=2.011 +/- 0.018,u1=-3.629 +/- 0.073,u2=4.155 +/- 0.097,u3=-1.537 +/- 0.041

Results

Tc=2460048.8229 +/- 0.0088,Rp/R*=0.178 +/- 0.015,a/R*=9.81 +/- 0.82,Am1=1.406 +/- 0.017,Am2=-0.151 +/- 0.018
Details WASP-25 WASP-25 b 2023-04-14 KADB 67 in 4.97 hrs 3250

Detrend Parameters

AIRMASS,J.D.-2400000

Secondary Observers

MObs

Priors

P=3.7648250, R*(Rsun)=0.920, u1=0.39815000, u2=0.26490000 (data from Hellier et al. 2010 and Kepler band)

Results

RMS=7.07 ppt, depth=29.35 ppt, (Rp/R*)^2=0.0263, a/R*=9.6, i=86.6, Tc=2460048.806605