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Measurement E9M44

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: 1.36 GeV
ε: 0.613
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 0.224 0.117 0.0656
-0.9 45.0 0.749 0.369 0.2936
-0.9 75.0 0.15 0.0721 0.0877
-0.9 105.0 0.29 0.153 0.1492
-0.9 135.0 0.493 0.202 0.5088
-0.9 165.0 0.46 0.252 0.0623
-0.9 195.0 0.271 0.123 0.2381
-0.9 225.0 0.388 0.23 0.1594
-0.9 255.0 0.227 0.13 0.1618
-0.9 285.0 0.646 0.355 0.156
-0.9 315.0 0.189 0.102 0.0774
-0.9 345.0 0.419 0.181 0.0906
-0.7 15.0 0.207 0.113 0.0363
-0.7 45.0 0.582 0.24 0.1239
-0.7 75.0 1.85 0.623 0.4748
-0.7 105.0 1.05 0.427 0.2198
-0.7 135.0 0.563 0.267 0.1548
-0.7 165.0 0.358 0.138 0.1191
-0.7 195.0 0.338 0.138 0.2331
-0.7 225.0 0.763 0.279 0.1258
-0.7 255.0 1.92 0.703 0.305
-0.7 285.0 0.329 0.15 0.094
-0.7 315.0 0.559 0.209 0.2073
-0.7 345.0 0.323 0.137 0.0472
-0.5 15.0 0.501 0.186 0.0861
-0.5 45.0 1.24 0.366 0.1702
-0.5 75.0 2.8 1.01 0.9855
-0.5 105.0 2.23 0.759 0.4843
-0.5 135.0 0.988 0.466 0.3355
-0.5 165.0 1.24 0.638 0.2566
-0.5 195.0 0.928 0.326 0.0921
-0.5 225.0 1.34 0.655 0.1403
-0.5 255.0 1.95 0.723 0.8785
-0.5 285.0 1.26 0.392 0.4575
-0.5 315.0 1.65 0.44 0.2512
-0.5 345.0 0.672 0.237 0.0568
-0.3 15.0 0.694 0.215 0.3308
-0.3 45.0 1.28 0.364 0.2016
-0.3 75.0 2.73 0.773 0.4513
-0.3 105.0 1.06 0.406 0.3221
-0.3 135.0 2.64 1.62 0.7718
-0.3 165.0 0.664 0.291 0.2372
-0.3 195.0 0.538 0.302 0.0807
-0.3 225.0 0.847 0.402 0.2102
-0.3 255.0 1.45 0.459 0.6032
-0.3 285.0 2.04 0.578 0.2161
-0.3 315.0 0.821 0.256 0.2308
-0.3 345.0 1.4 0.408 0.2662
-0.1 15.0 0.735 0.257 0.0094
-0.1 45.0 1.25 0.377 0.089
-0.1 75.0 0.871 0.24 0.364
-0.1 105.0 1.17 0.371 0.164
-0.1 135.0 1.39 0.583 0.1885
-0.1 165.0 1.17 0.86 0.6034
-0.1 195.0 1.66 0.82 0.4932
-0.1 225.0 0.767 0.352 0.999
-0.1 255.0 0.952 0.31 0.2886
-0.1 285.0 1.76 0.452 0.6987
-0.1 315.0 0.771 0.263 0.2254
-0.1 345.0 0.979 0.273 0.0559
0.1 15.0 1.1 0.29 0.1761
0.1 45.0 0.756 0.236 0.2878
0.1 75.0 5.31 1.4 1.3475
0.1 105.0 0.866 0.277 0.0714
0.1 135.0 2.69 1.47 0.9222
0.1 165.0 7.18 6.05 6.6092
0.1 195.0 0.51 0.296 0.1553
0.1 225.0 2.8 1.46 0.7448
0.1 255.0 1.48 0.42 0.1203
0.1 285.0 0.63 0.198 0.6703
0.1 315.0 0.952 0.274 0.1282
0.1 345.0 0.865 0.276 0.0483
0.3 15.0 0.95 0.305 0.1277
0.3 45.0 0.53 0.164 0.3455
0.3 75.0 1.16 0.371 0.0773
0.3 105.0 1.27 0.457 0.2485
0.3 135.0 1.02 0.528 0.2794
0.3 165.0 1.28 0.784 0.4351
0.3 195.0 0.474 0.383 0.3587
0.3 225.0 3.29 1.86 1.4126
0.3 255.0 2.11 0.757 0.2014
0.3 285.0 1.46 0.462 0.1353
0.3 315.0 0.997 0.297 0.2099
0.3 345.0 1.22 0.323 0.0604
0.5 15.0 0.72 0.231 0.0128
0.5 45.0 1.04 0.348 0.1442
0.5 75.0 1.08 0.347 0.0662
0.5 105.0 2.96 1.1 0.7029
0.5 135.0 0.545 0.313 0.1824
0.5 165.0 4.51 3.81 2.4245
0.5 195.0 1.94 1.59 1.0048
0.5 225.0 2.61 1.19 0.5863
0.5 255.0 1.34 0.48 0.3915
0.5 285.0 0.571 0.233 0.1707
0.5 315.0 0.542 0.198 0.1438
0.5 345.0 1.38 0.49 0.3554
0.7 15.0 0.633 0.227 0.0417
0.7 45.0 1.72 0.559 0.3256
0.7 75.0 1.2 0.485 0.2117
0.7 105.0 1.31 0.532 0.4135
0.7 135.0 0.576 0.325 0.2203
0.7 165.0 2.85 2.05 1.6128
0.7 195.0 0.813 0.579 0.7974
0.7 225.0 1.37 0.674 0.6433
0.7 255.0 0.49 0.25 0.0945
0.7 285.0 0.866 0.332 0.1917
0.7 315.0 0.742 0.37 0.2973
0.7 345.0 0.627 0.239 0.0798
0.9 15.0 0.282 0.151 0.1764
0.9 45.0 1.52 0.831 0.498
0.9 75.0 0.266 0.171 0.1553
0.9 105.0 0.392 0.227 0.4808
0.9 135.0 2.31 1.62 1.0783
0.9 165.0 0.506 0.328 0.4166
0.9 195.0 0.248 0.197 0.1263
0.9 225.0 0.588 0.318 0.22
0.9 255.0 2.7 2.22 1.433
0.9 285.0 1.85 1.04 0.4269
0.9 315.0 1.23 0.693 0.3668
0.9 345.0 4.66 3.01 2.6801
Created in SINP MSU, CLAS Collaboration