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MC 750 Psi(2S)->mu0mu0 events added to 18750 direct Jpsi->mu0mu0 events (4%)

Onia Pt 8-20 GeV

Onia abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
J/psi 3334 3910 3245 1620
Psi(2S) 130 160 137 56

Double Gaussian fit

Sigma second Gaussian SigFactor x sigma first Gaussian. Sigma Psi2S fixed to fitted sigma Jpsi

SigFactor=1.5

Fit Results abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
N Jpsi 3315.62+/- 34.1812 3882.47+/- 184.514 3600+/- 47.8948 1581.76+/- 1941.89
N Psi(2S) 130.22+/- 7.51205 159.8+/- 120.22 145+/- 2.89367 82.4295+/- 60.011
Chi^2 0.599202 0.562157 4.97895 0.593314

SigFactor=2.

Fit Results abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
N Jpsi 3328.19+/- 27.2776 3900.7+/- 41.3576 3230.48+/- 984.803 1575.26+/- 597.991
N Psi(2S) 130.7+/- 6.23102 160.852+/- 12.9056 146.537+/- 82.9874 75.3154+/- 53.9861
Chi^2 range 2.7-4. GeV 0.484847 0.391103 0.708845 0.583238
Chi^2 range 3.4-4. GeV 0.347849 0.237874 0.546101 0.468037

SigFactor=2.5

Fit Results abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
N Jpsi 3329.71+/- 33.5121 3905.66+/- 738.218 3231.38+/- 281.09 1589.92+/- 301.189
N Psi(2S) 130.805+/- 3.38266 161.012+/- 83.0788 145.783+/- 33.7719 80.6048+/- 58.9082
Chi^2 0.552817 0.466324 0.730113 0.585106

SigFactor=3.

Fit Results abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
N Jpsi 3331.94+/- 865.364 3907.97+/- 912.393 3229.64+/- 1137.49 1594.79+/- 319.748
N Psi(2S) 131.096+/- 101.872 161.096+/- 189.281 144.777+/- 113.46 76.7914+/- 72.2509
Chi^2 0.612654 0.539898 0.741924 0.58843

SigFactor=2 and sigma Psi2S released

Fit Results abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
N Jpsi 3328.03+/- 24.5811 3900.25+/- 54.9784 3161.89+/- 847.027 1592.36+/- 75.1984
N Psi(2S) 130.481+/- 6.98369 160.362+/- 18.1316 147.051+/- 220.082 76.4963+/- 10.1226
Chi^2 0.470067 0.392691 0.726889 0.589718

Single Crystal Ball Fit

Sigma Psi2S fixed to fitted sigma Jpsi Psi2S share n and alpha from Jpsi fit

Fit Results abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
N Jpsi 3319.46+/- 57.2161 3882.2+/- 62.7346 3207.69+/- 57.366 1487.01+/- 39.2569
N Psi(2S) 127.972+/- 9.99261 156.311+/- 12.9742 131.058+/- 13.3943 54.8647+/- 11.37
Chi^2 0.839445 0.725165 0.81431 0.685466

sigma Psi2S released

Fit Results abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
N Jpsi 3319.82+/- 57.76 3882.6+/- 62.7414 3202.98+/- 57.4485 1481.85+/- 43.2422
N Psi(2S) 129.626+/- 11.4439 154.198+/- 13.0957 126.631+/- 14.2691 45.0575+/- 12.2024
Chi^2 0.830705 0.74106 0.816558 0.691927

Crystal Ball and Gaussian

SigFactor=2
Fit Results abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
N Jpsi 3328.55+/- 40.5522 3905.08+/- 352.828 3230.43+/- 421.392 1606.62+/- 1458.86
N Psi(2S) 130.522+/- 8.98165 162.247+/- 63.4826 146.516+/- 49.8666 70.9911+/- 32.5909
Chi^2 0.493903 0.397012 0.720662 0.619433

sigma Psi2S released

Fit Results abs(y)<0.75 0.75<abs(y)<1.5 1.5<abs(y)<2.0 2.0<abs(y)<2.4
N Jpsi 3328.26+/- 36.8102 3900.29+/- 27.7169 3235.94+/- 954.679 1592.44+/- 149.959
N Psi(2S) 130.287+/- 10.2972 161.166+/- 8.40059 143.955+/- 241.674 76.4784+/- 19.8417
Chi^2 in full range 2.7-4 GeV 0.478867 0.398692 0.729536 0.599779
Chi^2 in range 3.4-4 GeV 0.400368 0.247322 0.553895 0.421318

-- SueCheatham - 07-Oct-2011

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