Measurement E9M5
| Experiment: | E-89-037 Electroproduction of the P33(1232) Resonance | |
|---|---|---|
| Year: | 2002 | |
| Spokespersons: | V. Burkert, R. Minehart | |
| Reaction: | ep → π0p | |
| Polarization: | none | |
| Quantity: | dσ/dΩ | |
| Q2: | 0.35 — 0.45 GeV2 | |
| W: | 1.18 GeV | |
| ε: | 0.85 | |
| Publication: |
K. Joo, L. C. Smith, V. D. Burkert, R. Minehart, I. G. Aznauryan, L. Elouadrhiri, S. Stepanyan, and CLAS Collaboration Q2 Dependence of Quadrupole Strength in the γ*p --> Δ+(1232) --> pπ0 Transition //
Phys. Rev. Let. 88, 122001 (2002)
|
|
| cos(θπ) | φπ, [deg] | dσ/dΩ, [μb/sr] | uncertainty | syst. uncert. |
|---|---|---|---|---|
| -0.9 | 15.0 | 9.19 | 1.37 | 0.7947 |
| -0.9 | 45.0 | 9.37 | 1.55 | 1.1294 |
| -0.9 | 75.0 | 10.9 | 1.69 | 0.7194 |
| -0.9 | 105.0 | 12.3 | 2.0 | 0.8337 |
| -0.9 | 135.0 | 9.01 | 1.5 | 0.337 |
| -0.9 | 165.0 | 8.05 | 1.37 | 0.6075 |
| -0.9 | 195.0 | 7.75 | 1.43 | 0.7145 |
| -0.9 | 225.0 | 8.25 | 1.42 | 1.3668 |
| -0.9 | 255.0 | 9.73 | 1.54 | 0.7075 |
| -0.9 | 285.0 | 12.8 | 1.86 | 1.3666 |
| -0.9 | 315.0 | 10.7 | 1.69 | 0.5891 |
| -0.9 | 345.0 | 8.15 | 1.33 | 1.3848 |
| -0.7 | 15.0 | 8.77 | 1.21 | 0.2517 |
| -0.7 | 45.0 | 12.2 | 1.5 | 0.3969 |
| -0.7 | 75.0 | 14.4 | 1.78 | 0.2291 |
| -0.7 | 105.0 | 15.3 | 1.98 | 0.3 |
| -0.7 | 135.0 | 14.1 | 1.93 | 1.6016 |
| -0.7 | 165.0 | 8.53 | 1.32 | 0.5925 |
| -0.7 | 195.0 | 9.3 | 1.38 | 0.2524 |
| -0.7 | 225.0 | 16.2 | 2.1 | 1.1124 |
| -0.7 | 255.0 | 12.7 | 1.69 | 1.2942 |
| -0.7 | 285.0 | 16.9 | 2.07 | 0.8646 |
| -0.7 | 315.0 | 14.4 | 1.74 | 1.2124 |
| -0.7 | 345.0 | 11.3 | 1.54 | 0.9542 |
| -0.5 | 15.0 | 8.56 | 1.25 | 1.2936 |
| -0.5 | 45.0 | 16.4 | 1.85 | 1.0512 |
| -0.5 | 75.0 | 18.9 | 2.19 | 0.9987 |
| -0.5 | 105.0 | 16.9 | 2.17 | 0.4183 |
| -0.5 | 135.0 | 15.5 | 2.13 | 1.7804 |
| -0.5 | 165.0 | 11.2 | 1.48 | 0.5809 |
| -0.5 | 195.0 | 10.1 | 1.37 | 0.3543 |
| -0.5 | 225.0 | 11.9 | 1.61 | 0.8367 |
| -0.5 | 255.0 | 17.4 | 2.17 | 0.9925 |
| -0.5 | 285.0 | 20.3 | 2.29 | 2.334 |
| -0.5 | 315.0 | 16.0 | 1.92 | 1.6867 |
| -0.5 | 345.0 | 11.4 | 1.46 | 0.4717 |
| -0.3 | 15.0 | 10.0 | 1.32 | 0.901 |
| -0.3 | 45.0 | 14.5 | 1.62 | 1.3172 |
| -0.3 | 75.0 | 16.8 | 1.99 | 0.9605 |
| -0.3 | 105.0 | 25.9 | 3.49 | 2.6196 |
| -0.3 | 135.0 | 16.8 | 2.41 | 0.7314 |
| -0.3 | 165.0 | 11.0 | 1.4 | 1.3766 |
| -0.3 | 195.0 | 14.4 | 1.65 | 0.7314 |
| -0.3 | 225.0 | 18.6 | 2.4 | 1.2913 |
| -0.3 | 255.0 | 27.3 | 3.44 | 2.6898 |
| -0.3 | 285.0 | 18.9 | 2.25 | 0.7665 |
| -0.3 | 315.0 | 15.9 | 1.72 | 0.6042 |
| -0.3 | 345.0 | 11.6 | 1.54 | 0.3969 |
| -0.1 | 15.0 | 10.3 | 1.26 | 2.053 |
| -0.1 | 45.0 | 14.4 | 1.57 | 1.1737 |
| -0.1 | 75.0 | 27.2 | 3.03 | 1.7819 |
| -0.1 | 105.0 | 28.4 | 3.87 | 1.5708 |
| -0.1 | 135.0 | 21.4 | 2.96 | 1.0464 |
| -0.1 | 165.0 | 18.0 | 2.17 | 0.6325 |
| -0.1 | 195.0 | 13.8 | 1.75 | 0.9785 |
| -0.1 | 225.0 | 17.4 | 2.66 | 1.3435 |
| -0.1 | 255.0 | 22.4 | 3.09 | 1.1811 |
| -0.1 | 285.0 | 23.1 | 2.58 | 0.6538 |
| -0.1 | 315.0 | 15.4 | 1.73 | 0.324 |
| -0.1 | 345.0 | 9.42 | 1.24 | 0.8465 |
| 0.1 | 15.0 | 10.9 | 1.45 | 0.2345 |
| 0.1 | 45.0 | 20.3 | 2.19 | 0.5612 |
| 0.1 | 75.0 | 28.0 | 3.3 | 1.4925 |
| 0.1 | 105.0 | 17.9 | 2.91 | 0.6403 |
| 0.1 | 135.0 | 25.4 | 3.97 | 1.5756 |
| 0.1 | 165.0 | 13.4 | 1.64 | 2.2215 |
| 0.1 | 195.0 | 14.4 | 1.84 | 0.755 |
| 0.1 | 225.0 | 19.4 | 3.05 | 1.2114 |
| 0.1 | 255.0 | 22.5 | 3.39 | 2.0646 |
| 0.1 | 285.0 | 17.1 | 2.17 | 1.6591 |
| 0.1 | 315.0 | 15.1 | 1.66 | 2.1857 |
| 0.1 | 345.0 | 14.7 | 1.85 | 1.5548 |
| 0.3 | 15.0 | 8.74 | 1.2 | 0.7542 |
| 0.3 | 45.0 | 21.4 | 2.37 | 1.9545 |
| 0.3 | 75.0 | 16.7 | 2.14 | 1.1169 |
| 0.3 | 105.0 | 19.3 | 3.15 | 1.6808 |
| 0.3 | 135.0 | 21.8 | 3.84 | 1.4577 |
| 0.3 | 165.0 | 16.1 | 1.89 | 1.8987 |
| 0.3 | 195.0 | 17.2 | 2.06 | 2.0755 |
| 0.3 | 225.0 | 23.3 | 3.45 | 1.8276 |
| 0.3 | 255.0 | 24.4 | 3.71 | 1.9404 |
| 0.3 | 285.0 | 23.8 | 2.92 | 1.5803 |
| 0.3 | 315.0 | 17.0 | 1.87 | 1.4053 |
| 0.3 | 345.0 | 13.8 | 1.71 | 0.8888 |
| 0.5 | 15.0 | 7.28 | 1.16 | 0.2773 |
| 0.5 | 45.0 | 13.0 | 1.62 | 0.1732 |
| 0.5 | 75.0 | 20.3 | 2.57 | 0.7433 |
| 0.5 | 105.0 | 20.1 | 3.23 | 2.0292 |
| 0.5 | 135.0 | 18.4 | 3.1 | 1.1565 |
| 0.5 | 165.0 | 15.0 | 1.93 | 0.9526 |
| 0.5 | 195.0 | 17.1 | 2.1 | 1.2865 |
| 0.5 | 225.0 | 18.9 | 2.99 | 2.5739 |
| 0.5 | 255.0 | 28.7 | 3.97 | 1.7734 |
| 0.5 | 285.0 | 17.5 | 2.37 | 0.7399 |
| 0.5 | 315.0 | 12.6 | 1.53 | 2.1006 |
| 0.5 | 345.0 | 8.87 | 1.24 | 0.6151 |
| 0.7 | 15.0 | 8.6 | 1.28 | 0.2489 |
| 0.7 | 45.0 | 13.9 | 1.71 | 1.8594 |
| 0.7 | 75.0 | 17.0 | 2.17 | 0.9605 |
| 0.7 | 105.0 | 14.7 | 2.35 | 2.1196 |
| 0.7 | 135.0 | 11.1 | 1.93 | 1.6494 |
| 0.7 | 165.0 | 16.6 | 2.19 | 0.469 |
| 0.7 | 195.0 | 17.4 | 2.13 | 1.2748 |
| 0.7 | 225.0 | 11.3 | 1.83 | 1.6658 |
| 0.7 | 255.0 | 18.3 | 2.55 | 1.0137 |
| 0.7 | 285.0 | 19.3 | 2.34 | 1.6125 |
| 0.7 | 315.0 | 11.1 | 1.45 | 0.4822 |
| 0.7 | 345.0 | 8.29 | 1.3 | 1.0381 |
| 0.9 | 15.0 | 9.84 | 1.51 | 0.9914 |
| 0.9 | 45.0 | 12.0 | 1.64 | 0.7314 |
| 0.9 | 75.0 | 12.4 | 1.72 | 0.2236 |
| 0.9 | 105.0 | 14.5 | 1.98 | 0.8944 |
| 0.9 | 135.0 | 16.4 | 2.32 | 2.1249 |
| 0.9 | 165.0 | 14.2 | 1.85 | 1.252 |
| 0.9 | 195.0 | 17.5 | 2.24 | 1.24 |
| 0.9 | 225.0 | 18.8 | 2.4 | 1.6941 |
| 0.9 | 255.0 | 13.6 | 1.9 | 1.8152 |
| 0.9 | 285.0 | 14.7 | 1.98 | 1.5811 |
| 0.9 | 315.0 | 12.5 | 1.74 | 1.2227 |
| 0.9 | 345.0 | 6.88 | 1.14 | 0.7014 |
Experiment comment: