Measurement E9M6
| 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: | 1.2 GeV | |
| ε: | 0.842 | |
| 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 | 13.1 | 1.64 | 0.7665 |
| -0.9 | 45.0 | 20.1 | 2.46 | 1.1136 |
| -0.9 | 75.0 | 12.1 | 1.61 | 0.1936 |
| -0.9 | 105.0 | 10.8 | 1.49 | 0.8832 |
| -0.9 | 135.0 | 13.8 | 2.02 | 1.258 |
| -0.9 | 165.0 | 8.85 | 1.52 | 0.8702 |
| -0.9 | 195.0 | 11.2 | 1.75 | 0.8355 |
| -0.9 | 225.0 | 14.5 | 2.03 | 1.519 |
| -0.9 | 255.0 | 13.8 | 1.92 | 1.038 |
| -0.9 | 285.0 | 11.8 | 1.58 | 1.0062 |
| -0.9 | 315.0 | 11.5 | 1.54 | 1.0943 |
| -0.9 | 345.0 | 13.4 | 1.65 | 0.8124 |
| -0.7 | 15.0 | 14.1 | 1.48 | 1.1456 |
| -0.7 | 45.0 | 21.3 | 2.12 | 0.5244 |
| -0.7 | 75.0 | 17.1 | 1.81 | 1.8473 |
| -0.7 | 105.0 | 22.1 | 2.58 | 2.4388 |
| -0.7 | 135.0 | 17.1 | 2.04 | 0.3969 |
| -0.7 | 165.0 | 10.1 | 1.3 | 0.8145 |
| -0.7 | 195.0 | 12.7 | 1.59 | 0.7399 |
| -0.7 | 225.0 | 14.1 | 1.68 | 1.5867 |
| -0.7 | 255.0 | 18.7 | 2.12 | 1.1916 |
| -0.7 | 285.0 | 22.1 | 2.2 | 1.2738 |
| -0.7 | 315.0 | 18.2 | 1.81 | 0.522 |
| -0.7 | 345.0 | 21.6 | 2.33 | 2.3701 |
| -0.5 | 15.0 | 20.2 | 1.98 | 1.0416 |
| -0.5 | 45.0 | 25.0 | 2.25 | 1.6889 |
| -0.5 | 75.0 | 21.9 | 2.26 | 0.4664 |
| -0.5 | 105.0 | 34.2 | 3.8 | 1.7132 |
| -0.5 | 135.0 | 22.1 | 2.67 | 1.8049 |
| -0.5 | 165.0 | 17.0 | 2.04 | 0.9962 |
| -0.5 | 195.0 | 16.1 | 1.91 | 1.1424 |
| -0.5 | 225.0 | 23.2 | 2.58 | 1.1303 |
| -0.5 | 255.0 | 27.6 | 3.11 | 0.3571 |
| -0.5 | 285.0 | 21.3 | 2.18 | 0.5874 |
| -0.5 | 315.0 | 18.1 | 1.7 | 1.3528 |
| -0.5 | 345.0 | 18.0 | 1.75 | 0.9695 |
| -0.3 | 15.0 | 15.3 | 1.6 | 0.3674 |
| -0.3 | 45.0 | 22.9 | 2.08 | 0.8 |
| -0.3 | 75.0 | 28.9 | 2.84 | 0.4637 |
| -0.3 | 105.0 | 31.6 | 4.22 | 1.7734 |
| -0.3 | 135.0 | 23.5 | 2.95 | 2.4546 |
| -0.3 | 165.0 | 14.4 | 1.64 | 0.7433 |
| -0.3 | 195.0 | 16.2 | 1.88 | 0.5958 |
| -0.3 | 225.0 | 26.4 | 3.31 | 2.3168 |
| -0.3 | 255.0 | 24.6 | 3.01 | 3.627 |
| -0.3 | 285.0 | 32.8 | 2.97 | 1.1758 |
| -0.3 | 315.0 | 24.7 | 2.26 | 0.926 |
| -0.3 | 345.0 | 16.7 | 1.75 | 0.2739 |
| -0.1 | 15.0 | 17.2 | 1.76 | 1.1068 |
| -0.1 | 45.0 | 24.2 | 2.3 | 0.669 |
| -0.1 | 75.0 | 34.7 | 3.84 | 2.7681 |
| -0.1 | 105.0 | 20.8 | 3.55 | 0.2915 |
| -0.1 | 135.0 | 27.2 | 3.73 | 2.3313 |
| -0.1 | 165.0 | 21.9 | 2.28 | 0.9028 |
| -0.1 | 195.0 | 18.2 | 2.02 | 1.1113 |
| -0.1 | 225.0 | 25.8 | 3.79 | 2.9602 |
| -0.1 | 255.0 | 24.9 | 3.58 | 1.0989 |
| -0.1 | 285.0 | 33.0 | 3.29 | 1.9812 |
| -0.1 | 315.0 | 24.2 | 2.33 | 1.9365 |
| -0.1 | 345.0 | 18.7 | 1.79 | 0.6124 |
| 0.1 | 15.0 | 17.6 | 1.75 | 0.6614 |
| 0.1 | 45.0 | 31.5 | 2.74 | 0.9381 |
| 0.1 | 75.0 | 34.4 | 3.63 | 0.9937 |
| 0.1 | 105.0 | 33.3 | 5.19 | 1.5008 |
| 0.1 | 135.0 | 26.8 | 4.57 | 0.8761 |
| 0.1 | 165.0 | 23.9 | 2.54 | 1.7457 |
| 0.1 | 195.0 | 18.6 | 2.1 | 1.4992 |
| 0.1 | 225.0 | 30.0 | 4.85 | 2.1436 |
| 0.1 | 255.0 | 27.5 | 4.3 | 1.6993 |
| 0.1 | 285.0 | 29.2 | 3.19 | 0.6185 |
| 0.1 | 315.0 | 18.6 | 1.89 | 0.6614 |
| 0.1 | 345.0 | 14.9 | 1.52 | 1.0062 |
| 0.3 | 15.0 | 18.3 | 1.92 | 0.5612 |
| 0.3 | 45.0 | 22.9 | 2.17 | 0.469 |
| 0.3 | 75.0 | 28.5 | 3.35 | 1.7081 |
| 0.3 | 105.0 | 38.1 | 5.77 | 2.9677 |
| 0.3 | 135.0 | 27.2 | 4.92 | 1.68 |
| 0.3 | 165.0 | 22.0 | 2.33 | 1.0476 |
| 0.3 | 195.0 | 28.1 | 3.1 | 2.8544 |
| 0.3 | 225.0 | 28.0 | 4.19 | 2.9052 |
| 0.3 | 255.0 | 22.0 | 3.71 | 2.2433 |
| 0.3 | 285.0 | 36.0 | 3.9 | 0.7036 |
| 0.3 | 315.0 | 19.6 | 2.01 | 1.1597 |
| 0.3 | 345.0 | 15.1 | 1.62 | 0.2784 |
| 0.5 | 15.0 | 14.4 | 1.65 | 0.9055 |
| 0.5 | 45.0 | 17.2 | 1.87 | 0.7194 |
| 0.5 | 75.0 | 23.9 | 3.04 | 0.5958 |
| 0.5 | 105.0 | 22.2 | 3.94 | 1.3775 |
| 0.5 | 135.0 | 45.0 | 7.7 | 10.1929 |
| 0.5 | 165.0 | 21.7 | 2.45 | 2.0341 |
| 0.5 | 195.0 | 24.0 | 2.68 | 2.5179 |
| 0.5 | 225.0 | 24.2 | 4.12 | 3.2218 |
| 0.5 | 255.0 | 33.0 | 5.13 | 5.3808 |
| 0.5 | 285.0 | 32.6 | 3.78 | 2.1249 |
| 0.5 | 315.0 | 20.3 | 2.01 | 0.6782 |
| 0.5 | 345.0 | 12.0 | 1.37 | 0.7382 |
| 0.7 | 15.0 | 12.2 | 1.43 | 0.1732 |
| 0.7 | 45.0 | 14.1 | 1.58 | 1.2826 |
| 0.7 | 75.0 | 19.4 | 2.3 | 2.5005 |
| 0.7 | 105.0 | 23.3 | 3.41 | 3.3623 |
| 0.7 | 135.0 | 19.0 | 3.46 | 4.8182 |
| 0.7 | 165.0 | 21.2 | 2.56 | 3.3087 |
| 0.7 | 195.0 | 20.4 | 2.48 | 2.8031 |
| 0.7 | 225.0 | 19.6 | 3.12 | 1.7306 |
| 0.7 | 255.0 | 32.9 | 4.72 | 4.1725 |
| 0.7 | 285.0 | 25.0 | 2.94 | 0.4848 |
| 0.7 | 315.0 | 16.4 | 1.76 | 1.5772 |
| 0.7 | 345.0 | 14.6 | 1.78 | 2.5062 |
| 0.9 | 15.0 | 10.6 | 1.41 | 1.2199 |
| 0.9 | 45.0 | 13.5 | 1.68 | 1.2309 |
| 0.9 | 75.0 | 23.8 | 2.79 | 2.0928 |
| 0.9 | 105.0 | 18.1 | 2.44 | 1.4142 |
| 0.9 | 135.0 | 18.1 | 2.38 | 1.7234 |
| 0.9 | 165.0 | 20.8 | 2.6 | 2.9975 |
| 0.9 | 195.0 | 19.8 | 2.4 | 1.5708 |
| 0.9 | 225.0 | 19.4 | 2.48 | 2.2749 |
| 0.9 | 255.0 | 21.4 | 2.79 | 1.6148 |
| 0.9 | 285.0 | 16.2 | 2.03 | 1.1543 |
| 0.9 | 315.0 | 13.2 | 1.74 | 1.4405 |
| 0.9 | 345.0 | 8.83 | 1.32 | 1.2076 |
Experiment comment: