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Measurement E9M71

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: 1.32 GeV
ε: 0.519
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 45.0 0.185 0.157 0.2525
-0.9 75.0 0.441 0.366 0.1236
-0.9 105.0 0.0817 0.0876 0.0155
-0.9 135.0 0.147 0.159 0.0215
-0.9 195.0 0.646 0.58 0.2253
-0.9 255.0 0.391 0.295 0.2541
-0.9 285.0 0.321 0.223 0.0581
-0.9 315.0 0.0298 0.0319 0.0335
-0.9 345.0 0.508 0.333 0.6051
-0.7 15.0 0.222 0.169 0.0618
-0.7 45.0 0.789 0.396 0.176
-0.7 75.0 0.209 0.158 0.0197
-0.7 105.0 0.299 0.227 0.0718
-0.7 135.0 1.51 1.0 0.2618
-0.7 165.0 0.294 0.203 0.2437
-0.7 195.0 0.105 0.0796 0.0231
-0.7 225.0 0.179 0.117 0.4187
-0.7 255.0 0.593 0.345 0.2251
-0.7 285.0 0.495 0.28 0.1403
-0.7 315.0 1.12 0.638 0.381
-0.7 345.0 0.479 0.248 0.0324
-0.5 15.0 0.0728 0.0749 0.0445
-0.5 45.0 0.408 0.256 0.017
-0.5 75.0 1.1 0.529 0.1387
-0.5 105.0 0.606 0.315 0.1967
-0.5 135.0 0.552 0.291 0.2709
-0.5 165.0 1.36 1.37 0.6628
-0.5 195.0 0.499 0.407 1.9848
-0.5 225.0 0.996 0.797 0.3664
-0.5 255.0 1.3 0.722 0.5973
-0.5 285.0 0.764 0.368 0.9551
-0.5 315.0 0.305 0.228 0.2028
-0.5 345.0 2.59 1.48 1.1115
-0.3 15.0 0.719 0.313 0.2767
-0.3 45.0 0.947 0.423 0.0878
-0.3 75.0 0.859 0.334 0.502
-0.3 105.0 1.39 0.679 0.5995
-0.3 135.0 2.17 1.68 0.8618
-0.3 165.0 1.33 0.854 0.6556
-0.3 195.0 0.408 0.315 0.445
-0.3 225.0 2.07 1.32 0.4385
-0.3 255.0 0.641 0.24 0.6598
-0.3 285.0 1.01 0.421 0.2208
-0.3 315.0 2.09 0.943 0.4806
-0.3 345.0 0.781 0.353 0.0981
-0.1 15.0 0.779 0.32 0.2327
-0.1 45.0 0.422 0.204 0.087
-0.1 75.0 0.566 0.264 0.5082
-0.1 105.0 2.32 1.09 0.5792
-0.1 135.0 1.04 0.846 0.2058
-0.1 165.0 1.07 0.732 0.3167
-0.1 195.0 1.1 0.616 0.363
-0.1 225.0 0.8 0.437 0.1176
-0.1 255.0 0.742 0.353 0.1649
-0.1 285.0 0.989 0.398 0.1652
-0.1 315.0 0.674 0.35 0.1819
-0.1 345.0 0.512 0.247 0.2316
0.1 15.0 0.759 0.351 0.2022
0.1 45.0 0.482 0.206 0.0665
0.1 75.0 0.921 0.418 0.3116
0.1 105.0 0.662 0.328 0.0715
0.1 135.0 2.13 1.3 0.3459
0.1 195.0 1.03 0.789 0.2814
0.1 225.0 2.42 1.28 0.2794
0.1 255.0 0.923 0.429 0.2137
0.1 285.0 2.21 0.746 0.3204
0.1 315.0 1.02 0.36 0.0537
0.1 345.0 0.744 0.319 0.1626
0.3 15.0 1.63 0.688 0.4125
0.3 45.0 0.581 0.229 0.0707
0.3 75.0 0.659 0.312 0.6985
0.3 105.0 0.664 0.435 0.1861
0.3 135.0 3.29 2.08 1.1102
0.3 165.0 2.45 1.5 0.2845
0.3 195.0 1.35 1.14 0.0702
0.3 225.0 1.04 0.714 0.2098
0.3 255.0 0.934 0.472 0.1306
0.3 285.0 2.72 1.13 0.6635
0.3 315.0 1.02 0.417 0.1711
0.3 345.0 1.17 0.555 0.1017
0.5 15.0 0.243 0.153 0.0407
0.5 45.0 0.828 0.356 0.3476
0.5 75.0 1.56 0.647 0.1843
0.5 105.0 0.837 0.407 0.2496
0.5 135.0 0.547 0.451 0.3218
0.5 165.0 0.798 0.8 0.4496
0.5 195.0 1.51 1.33 0.944
0.5 225.0 0.698 0.481 1.9614
0.5 255.0 0.836 0.439 0.1888
0.5 285.0 0.742 0.422 0.2049
0.5 315.0 0.478 0.274 0.0985
0.5 345.0 1.4 0.775 0.5406
0.7 45.0 1.75 1.36 0.7599
0.7 75.0 0.654 0.397 0.5803
0.7 105.0 2.0 1.14 0.9514
0.7 135.0 0.299 0.262 0.2778
0.7 165.0 0.721 0.417 0.1844
0.7 225.0 1.22 0.778 0.2764
0.7 255.0 0.646 0.445 0.1074
0.7 285.0 0.289 0.168 0.6014
0.7 315.0 1.1 0.645 0.3679
0.7 345.0 0.175 0.192 0.2237
0.9 15.0 0.549 0.455 0.112
0.9 45.0 1.05 0.829 0.4624
0.9 75.0 1.58 1.82 0.2787
0.9 105.0 1.2 0.846 1.0756
0.9 135.0 0.177 0.125 0.1586
0.9 195.0 0.59 0.451 0.2405
0.9 225.0 1.44 1.81 0.86
0.9 255.0 0.144 0.111 0.1331
0.9 315.0 0.558 0.418 0.2931
0.9 345.0 1.35 1.24 0.6859
Created in SINP MSU, CLAS Collaboration