Measurement E9M200
| 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: | 0.7 — 0.8 GeV2 | |
| W: | 1.22 GeV | |
| ε: | 0.863 | |
| 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 | 5.44 | 0.961 | 0.9104 |
| -0.9 | 45.0 | 6.99 | 1.22 | 1.0847 |
| -0.9 | 75.0 | 11.5 | 1.82 | 0.9008 |
| -0.9 | 105.0 | 9.94 | 1.64 | 0.3117 |
| -0.9 | 135.0 | 7.26 | 1.39 | 1.4471 |
| -0.9 | 165.0 | 4.73 | 0.992 | 0.4357 |
| -0.9 | 195.0 | 10.7 | 2.09 | 3.2581 |
| -0.9 | 225.0 | 5.85 | 1.19 | 0.2774 |
| -0.9 | 255.0 | 6.24 | 1.13 | 1.0722 |
| -0.9 | 285.0 | 7.42 | 1.3 | 0.5836 |
| -0.9 | 315.0 | 6.43 | 1.18 | 0.4509 |
| -0.9 | 345.0 | 5.22 | 0.93 | 0.8411 |
| -0.7 | 15.0 | 7.99 | 1.16 | 0.4142 |
| -0.7 | 45.0 | 13.1 | 1.68 | 1.2176 |
| -0.7 | 75.0 | 13.6 | 1.62 | 0.9124 |
| -0.7 | 105.0 | 9.22 | 1.28 | 0.6826 |
| -0.7 | 135.0 | 8.42 | 1.35 | 1.4476 |
| -0.7 | 165.0 | 4.78 | 0.885 | 0.2595 |
| -0.7 | 195.0 | 6.1 | 1.07 | 0.3196 |
| -0.7 | 225.0 | 12.3 | 1.7 | 1.8991 |
| -0.7 | 255.0 | 10.5 | 1.42 | 0.3775 |
| -0.7 | 285.0 | 12.0 | 1.64 | 0.5339 |
| -0.7 | 315.0 | 12.4 | 1.55 | 0.6819 |
| -0.7 | 345.0 | 7.2 | 1.13 | 0.9637 |
| -0.5 | 15.0 | 5.67 | 0.779 | 1.056 |
| -0.5 | 45.0 | 13.0 | 1.5 | 0.745 |
| -0.5 | 75.0 | 18.8 | 2.16 | 0.8803 |
| -0.5 | 105.0 | 17.1 | 2.13 | 0.4183 |
| -0.5 | 135.0 | 13.0 | 1.78 | 2.0835 |
| -0.5 | 165.0 | 6.73 | 1.15 | 0.819 |
| -0.5 | 195.0 | 6.63 | 1.08 | 0.5628 |
| -0.5 | 225.0 | 7.65 | 1.11 | 0.8043 |
| -0.5 | 255.0 | 17.6 | 2.18 | 1.4756 |
| -0.5 | 285.0 | 17.1 | 1.97 | 2.306 |
| -0.5 | 315.0 | 12.6 | 1.46 | 0.7297 |
| -0.5 | 345.0 | 10.4 | 1.3 | 0.5099 |
| -0.3 | 15.0 | 8.57 | 1.16 | 0.4446 |
| -0.3 | 45.0 | 12.9 | 1.45 | 0.6083 |
| -0.3 | 75.0 | 16.8 | 1.93 | 0.95 |
| -0.3 | 105.0 | 18.4 | 2.37 | 0.6124 |
| -0.3 | 135.0 | 11.7 | 1.6 | 1.2698 |
| -0.3 | 165.0 | 4.4 | 0.714 | 0.8401 |
| -0.3 | 195.0 | 6.7 | 1.11 | 0.4617 |
| -0.3 | 225.0 | 16.1 | 1.97 | 1.1737 |
| -0.3 | 255.0 | 17.6 | 2.23 | 1.7407 |
| -0.3 | 285.0 | 18.3 | 2.0 | 1.0173 |
| -0.3 | 315.0 | 12.6 | 1.39 | 0.3202 |
| -0.3 | 345.0 | 9.32 | 1.2 | 0.1746 |
| -0.1 | 15.0 | 7.79 | 1.04 | 0.3799 |
| -0.1 | 45.0 | 15.3 | 1.63 | 0.976 |
| -0.1 | 75.0 | 18.3 | 2.11 | 0.7176 |
| -0.1 | 105.0 | 19.3 | 2.73 | 1.1011 |
| -0.1 | 135.0 | 10.3 | 1.48 | 1.0695 |
| -0.1 | 165.0 | 8.18 | 1.18 | 0.7917 |
| -0.1 | 195.0 | 8.44 | 1.23 | 0.4965 |
| -0.1 | 225.0 | 15.9 | 2.22 | 1.2186 |
| -0.1 | 255.0 | 20.9 | 2.83 | 1.6703 |
| -0.1 | 285.0 | 16.8 | 1.91 | 0.5723 |
| -0.1 | 315.0 | 11.2 | 1.3 | 0.8031 |
| -0.1 | 345.0 | 9.59 | 1.22 | 0.327 |
| 0.1 | 15.0 | 9.49 | 1.31 | 1.2654 |
| 0.1 | 45.0 | 12.5 | 1.41 | 0.4743 |
| 0.1 | 75.0 | 20.8 | 2.32 | 0.6801 |
| 0.1 | 105.0 | 20.4 | 3.01 | 2.612 |
| 0.1 | 135.0 | 16.2 | 2.21 | 0.7583 |
| 0.1 | 165.0 | 12.0 | 1.55 | 0.7124 |
| 0.1 | 195.0 | 11.1 | 1.43 | 0.477 |
| 0.1 | 225.0 | 16.3 | 2.27 | 0.9394 |
| 0.1 | 255.0 | 19.3 | 2.77 | 1.0677 |
| 0.1 | 285.0 | 17.5 | 2.05 | 0.8456 |
| 0.1 | 315.0 | 13.2 | 1.47 | 0.7159 |
| 0.1 | 345.0 | 7.1 | 1.0 | 0.3449 |
| 0.3 | 15.0 | 5.88 | 0.852 | 0.3237 |
| 0.3 | 45.0 | 14.3 | 1.62 | 1.2052 |
| 0.3 | 75.0 | 18.3 | 2.07 | 1.5732 |
| 0.3 | 105.0 | 14.5 | 2.23 | 1.9274 |
| 0.3 | 135.0 | 16.5 | 2.42 | 1.1948 |
| 0.3 | 165.0 | 10.2 | 1.34 | 0.3652 |
| 0.3 | 195.0 | 14.5 | 1.89 | 0.9937 |
| 0.3 | 225.0 | 16.4 | 2.2 | 0.9962 |
| 0.3 | 255.0 | 21.2 | 3.1 | 1.8621 |
| 0.3 | 285.0 | 17.6 | 2.06 | 0.5723 |
| 0.3 | 315.0 | 15.1 | 1.73 | 1.1136 |
| 0.3 | 345.0 | 5.61 | 0.869 | 0.1991 |
| 0.5 | 15.0 | 7.71 | 1.12 | 0.9678 |
| 0.5 | 45.0 | 11.0 | 1.35 | 0.4796 |
| 0.5 | 75.0 | 12.7 | 1.58 | 2.3313 |
| 0.5 | 105.0 | 16.8 | 2.53 | 0.35 |
| 0.5 | 135.0 | 11.2 | 1.81 | 0.6642 |
| 0.5 | 165.0 | 11.8 | 1.48 | 1.0416 |
| 0.5 | 195.0 | 9.24 | 1.22 | 0.6986 |
| 0.5 | 225.0 | 15.1 | 2.16 | 1.5387 |
| 0.5 | 255.0 | 14.9 | 2.31 | 1.6016 |
| 0.5 | 285.0 | 16.6 | 2.1 | 0.4822 |
| 0.5 | 315.0 | 12.8 | 1.47 | 1.3546 |
| 0.5 | 345.0 | 7.68 | 1.17 | 0.7307 |
| 0.7 | 15.0 | 7.57 | 1.19 | 0.4019 |
| 0.7 | 45.0 | 10.7 | 1.38 | 0.5831 |
| 0.7 | 75.0 | 13.8 | 1.76 | 0.5874 |
| 0.7 | 105.0 | 11.7 | 1.82 | 0.6124 |
| 0.7 | 135.0 | 15.4 | 2.4 | 1.7909 |
| 0.7 | 165.0 | 14.2 | 1.89 | 1.0124 |
| 0.7 | 195.0 | 13.7 | 1.68 | 0.4387 |
| 0.7 | 225.0 | 9.76 | 1.44 | 0.856 |
| 0.7 | 255.0 | 17.3 | 2.54 | 1.82 |
| 0.7 | 285.0 | 11.5 | 1.51 | 0.3354 |
| 0.7 | 315.0 | 10.4 | 1.36 | 0.9617 |
| 0.7 | 345.0 | 4.94 | 0.867 | 0.5603 |
| 0.9 | 15.0 | 6.11 | 1.12 | 0.3791 |
| 0.9 | 45.0 | 11.9 | 1.93 | 2.5573 |
| 0.9 | 75.0 | 8.55 | 1.3 | 2.0597 |
| 0.9 | 105.0 | 8.95 | 1.41 | 0.5492 |
| 0.9 | 135.0 | 9.64 | 1.54 | 1.5903 |
| 0.9 | 165.0 | 9.02 | 1.54 | 1.1152 |
| 0.9 | 195.0 | 12.0 | 1.81 | 1.6018 |
| 0.9 | 225.0 | 15.4 | 2.27 | 2.8456 |
| 0.9 | 255.0 | 12.0 | 1.74 | 0.55 |
| 0.9 | 285.0 | 9.82 | 1.55 | 1.3504 |
| 0.9 | 315.0 | 10.5 | 1.72 | 1.1912 |
| 0.9 | 345.0 | 6.51 | 1.15 | 0.463 |
Experiment comment: