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Measurement E9M42

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: 1.3 — 1.6 GeV2
W: 1.32 GeV
ε: 0.637
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 0.108 0.0808 0.1009
-0.9 45.0 0.281 0.154 0.0567
-0.9 75.0 2.01 0.69 0.6415
-0.9 105.0 0.467 0.163 0.2586
-0.9 135.0 0.699 0.257 0.2682
-0.9 165.0 0.938 0.493 0.1351
-0.9 195.0 0.608 0.242 0.4543
-0.9 225.0 1.63 0.751 0.7109
-0.9 255.0 0.628 0.302 0.2453
-0.9 285.0 0.479 0.22 0.1074
-0.9 315.0 0.631 0.266 0.1327
-0.9 345.0 0.68 0.26 0.062
-0.7 15.0 0.412 0.161 0.0538
-0.7 45.0 0.823 0.232 0.3731
-0.7 75.0 0.836 0.263 0.3324
-0.7 105.0 1.02 0.306 0.0803
-0.7 135.0 1.71 0.535 0.0941
-0.7 165.0 1.11 0.396 0.2332
-0.7 195.0 0.834 0.279 0.1263
-0.7 225.0 0.451 0.206 0.2236
-0.7 255.0 2.66 0.854 0.4761
-0.7 285.0 0.485 0.234 0.0686
-0.7 315.0 2.03 0.654 0.489
-0.7 345.0 1.04 0.373 0.1473
-0.5 15.0 1.17 0.308 0.0903
-0.5 45.0 1.46 0.397 0.3915
-0.5 75.0 3.64 0.882 0.8022
-0.5 105.0 1.57 0.473 0.1316
-0.5 135.0 1.95 0.684 0.2849
-0.5 165.0 1.32 0.447 0.2223
-0.5 195.0 0.876 0.279 0.1806
-0.5 225.0 1.52 0.631 0.2375
-0.5 255.0 1.67 0.547 0.4488
-0.5 285.0 2.54 0.716 0.1531
-0.5 315.0 1.31 0.335 0.1391
-0.5 345.0 0.982 0.345 0.1841
-0.3 15.0 1.53 0.377 0.2419
-0.3 45.0 0.913 0.221 0.4543
-0.3 75.0 1.48 0.418 0.2261
-0.3 105.0 1.83 0.544 0.1031
-0.3 135.0 1.22 0.524 0.2811
-0.3 165.0 0.712 0.257 0.407
-0.3 195.0 1.7 0.571 0.3727
-0.3 225.0 0.824 0.375 0.5149
-0.3 255.0 2.24 0.678 0.2279
-0.3 285.0 1.34 0.404 0.1706
-0.3 315.0 2.18 0.541 0.3882
-0.3 345.0 1.21 0.342 0.0996
-0.1 15.0 0.949 0.285 0.0738
-0.1 45.0 1.65 0.453 0.2324
-0.1 75.0 1.96 0.516 0.1969
-0.1 105.0 2.11 0.574 0.234
-0.1 135.0 0.638 0.31 0.0766
-0.1 165.0 3.38 1.46 1.3773
-0.1 195.0 0.496 0.243 0.077
-0.1 225.0 4.1 1.24 0.9057
-0.1 255.0 4.5 1.2 0.7433
-0.1 285.0 4.05 0.905 0.2558
-0.1 315.0 2.01 0.477 0.3371
-0.1 345.0 1.2 0.339 0.2216
0.1 15.0 1.33 0.367 0.1504
0.1 45.0 1.58 0.411 0.3617
0.1 75.0 3.71 0.884 0.8754
0.1 105.0 2.59 0.73 0.1416
0.1 135.0 1.84 0.721 0.3686
0.1 165.0 0.639 0.317 0.2874
0.1 195.0 1.5 0.59 0.3527
0.1 225.0 2.04 0.68 1.1097
0.1 255.0 1.91 0.552 0.1675
0.1 285.0 2.14 0.545 0.1975
0.1 315.0 1.57 0.377 0.1031
0.1 345.0 2.44 0.634 0.5706
0.3 15.0 0.633 0.187 0.1498
0.3 45.0 1.23 0.343 0.1138
0.3 75.0 0.958 0.294 0.1482
0.3 105.0 3.37 0.905 0.6376
0.3 135.0 3.79 1.3 0.7447
0.3 165.0 0.576 0.27 0.4464
0.3 195.0 1.57 0.609 0.4895
0.3 225.0 3.44 1.46 0.8201
0.3 255.0 2.05 0.68 0.376
0.3 285.0 1.37 0.352 0.1914
0.3 315.0 1.77 0.451 0.2367
0.3 345.0 1.44 0.38 0.1636
0.5 15.0 0.582 0.218 0.0159
0.5 45.0 1.96 0.494 0.3152
0.5 75.0 1.43 0.426 0.2687
0.5 105.0 0.868 0.301 0.2004
0.5 135.0 1.18 0.494 0.4507
0.5 165.0 1.69 0.68 0.242
0.5 195.0 2.33 1.02 0.7948
0.5 225.0 1.92 0.78 0.7266
0.5 255.0 0.921 0.333 0.2586
0.5 285.0 1.53 0.444 0.1571
0.5 315.0 1.05 0.334 0.196
0.5 345.0 1.63 0.482 0.0896
0.7 15.0 0.551 0.208 0.3791
0.7 45.0 1.54 0.492 0.2894
0.7 75.0 1.17 0.447 0.1598
0.7 105.0 0.745 0.303 0.2953
0.7 135.0 1.17 0.507 0.255
0.7 165.0 1.82 0.773 0.5394
0.7 195.0 0.853 0.298 0.762
0.7 225.0 0.978 0.41 0.1137
0.7 255.0 1.72 0.566 0.3634
0.7 285.0 1.34 0.464 0.2258
0.7 315.0 0.723 0.241 0.1427
0.7 345.0 0.961 0.326 0.1082
0.9 15.0 0.687 0.328 0.1483
0.9 45.0 0.383 0.164 0.11
0.9 75.0 0.438 0.168 0.2805
0.9 105.0 0.713 0.297 0.2751
0.9 135.0 1.33 0.704 0.2283
0.9 165.0 0.319 0.167 0.5133
0.9 195.0 1.76 0.766 0.4888
0.9 225.0 2.68 1.39 0.9104
0.9 255.0 0.434 0.177 0.9646
0.9 285.0 1.08 0.529 1.0403
0.9 315.0 0.941 0.36 0.192
0.9 345.0 0.527 0.283 0.2452
Created in SINP MSU, CLAS Collaboration