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Measurement E9M68

Experiment: E-89-037 Electroproduction of the P33(1232) Resonance
Year: 2002

Experiment comment:

Release 1 - Data replay: recsis prod-1-9. RC and acceptance: aao_rad+MAID98
Spokespersons: V. Burkert, R. Minehart
Reaction: ep → π0p
Polarization: none
Quantity: dσ/dΩ
Q2: 1.6 — 2.0 GeV2
W: 1.26 GeV
ε: 0.558
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)

Slice: cos(θπ) = dimensionless

Measurement data
cos(θπ) φπ, [deg] dσ/dΩ, [μb/sr] uncertainty syst. uncert.
-0.9 15.0 0.63 0.268 0.1111
-0.9 45.0 0.599 0.26 0.3955
-0.9 75.0 0.568 0.358 0.0281
-0.9 105.0 0.26 0.144 0.3071
-0.9 135.0 2.21 0.951 0.2819
-0.9 165.0 0.67 0.295 0.1497
-0.9 195.0 0.419 0.273 0.188
-0.9 225.0 0.274 0.173 0.2205
-0.9 255.0 0.534 0.303 0.1153
-0.9 285.0 0.719 0.339 0.3531
-0.9 315.0 0.596 0.273 0.294
-0.9 345.0 0.529 0.248 0.1157
-0.7 15.0 1.8 0.617 0.3412
-0.7 45.0 1.67 0.621 0.4933
-0.7 75.0 1.96 0.703 0.4403
-0.7 105.0 2.55 0.983 0.4653
-0.7 135.0 2.23 0.962 0.669
-0.7 165.0 2.06 0.941 0.7493
-0.7 195.0 0.869 0.39 0.2154
-0.7 225.0 1.1 0.407 0.1014
-0.7 255.0 1.13 0.483 0.174
-0.7 285.0 3.11 1.05 0.9255
-0.7 315.0 1.09 0.495 0.1874
-0.7 345.0 1.08 0.472 0.1876
-0.5 15.0 0.988 0.297 0.2481
-0.5 45.0 1.93 0.572 0.1434
-0.5 75.0 2.4 0.747 0.2717
-0.5 105.0 1.64 0.586 0.2271
-0.5 135.0 1.5 0.568 0.6551
-0.5 165.0 0.886 0.375 0.1973
-0.5 195.0 0.697 0.329 0.1719
-0.5 225.0 0.856 0.292 0.2741
-0.5 255.0 1.92 0.674 0.2442
-0.5 285.0 0.782 0.376 0.2711
-0.5 315.0 1.78 0.549 0.3467
-0.5 345.0 0.873 0.331 0.0821
-0.3 15.0 1.03 0.333 0.1524
-0.3 45.0 0.788 0.306 0.0658
-0.3 75.0 1.87 0.559 0.5827
-0.3 105.0 1.88 0.604 0.4686
-0.3 135.0 1.16 0.452 0.1391
-0.3 165.0 0.988 0.421 0.4072
-0.3 195.0 1.44 0.62 0.307
-0.3 225.0 1.8 0.737 0.6282
-0.3 255.0 1.47 0.504 0.1576
-0.3 285.0 2.21 0.798 0.4944
-0.3 315.0 1.18 0.348 0.3077
-0.3 345.0 0.608 0.217 0.0606
-0.1 15.0 1.88 0.498 0.1544
-0.1 45.0 1.47 0.415 0.6881
-0.1 75.0 1.91 0.601 0.1742
-0.1 105.0 2.32 0.668 0.3776
-0.1 135.0 2.77 0.974 0.4067
-0.1 165.0 2.01 0.673 0.5495
-0.1 195.0 0.931 0.344 0.262
-0.1 225.0 1.49 0.59 0.2756
-0.1 255.0 2.38 0.722 0.1707
-0.1 285.0 2.32 0.652 0.47
-0.1 315.0 0.902 0.368 0.1111
-0.1 345.0 3.06 0.854 0.5996
0.1 15.0 0.757 0.23 0.2022
0.1 45.0 2.02 0.623 0.123
0.1 75.0 5.72 1.77 1.5694
0.1 105.0 0.943 0.365 0.3074
0.1 135.0 1.28 0.548 0.214
0.1 165.0 1.08 0.4 0.1783
0.1 195.0 1.41 0.556 0.1867
0.1 225.0 1.31 0.59 0.3958
0.1 255.0 1.43 0.53 0.2086
0.1 285.0 3.91 1.37 1.056
0.1 315.0 2.02 0.664 0.1725
0.1 345.0 0.876 0.304 0.2294
0.3 15.0 1.13 0.369 0.0781
0.3 45.0 1.04 0.298 0.9071
0.3 75.0 2.33 0.778 0.1686
0.3 105.0 3.24 0.954 1.223
0.3 135.0 1.08 0.449 0.0953
0.3 165.0 1.77 0.666 0.441
0.3 195.0 1.96 0.66 0.2037
0.3 225.0 2.71 1.21 0.2787
0.3 255.0 2.29 0.755 0.3887
0.3 285.0 4.68 1.32 1.3108
0.3 315.0 3.39 1.1 0.5737
0.3 345.0 1.14 0.418 0.1677
0.5 15.0 1.0 0.399 0.2068
0.5 45.0 0.721 0.281 0.1028
0.5 75.0 1.16 0.414 0.901
0.5 105.0 2.18 0.733 0.5598
0.5 135.0 1.7 0.655 0.3646
0.5 165.0 1.84 0.623 0.3037
0.5 195.0 1.45 0.507 0.3186
0.5 225.0 2.2 0.869 0.5821
0.5 255.0 0.713 0.344 0.1195
0.5 285.0 2.25 0.721 0.505
0.5 315.0 1.19 0.394 0.666
0.5 345.0 1.63 0.584 0.1638
0.7 15.0 1.49 0.527 0.346
0.7 45.0 0.545 0.299 0.115
0.7 75.0 1.46 0.529 0.2151
0.7 105.0 3.68 1.39 0.8619
0.7 135.0 2.2 0.853 0.2915
0.7 165.0 0.798 0.331 0.1748
0.7 195.0 2.04 0.784 0.5729
0.7 225.0 1.74 0.693 0.4054
0.7 255.0 3.08 1.11 0.8845
0.7 285.0 1.52 0.554 0.2119
0.7 315.0 3.12 1.12 0.6597
0.7 345.0 1.43 0.449 1.152
0.9 15.0 0.675 0.391 0.323
0.9 45.0 2.29 1.09 1.133
0.9 75.0 1.97 0.876 0.5075
0.9 105.0 0.953 0.479 0.5389
0.9 135.0 1.69 0.894 0.3319
0.9 165.0 1.25 0.596 0.3242
0.9 195.0 0.95 0.526 0.4623
0.9 225.0 1.68 0.91 0.3773
0.9 255.0 1.17 0.521 0.3071
0.9 285.0 1.56 0.719 0.2292
0.9 315.0 0.254 0.146 0.131
0.9 345.0 0.751 0.357 0.3524
Created in SINP MSU, CLAS Collaboration