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Measurement E9M17

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: 0.35 — 0.45 GeV2
W: 1.42 GeV
ε: 0.702
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 0.215 0.134 0.1151
-0.9 45.0 0.148 0.109 0.0084
-0.9 75.0 0.605 0.327 0.0977
-0.9 105.0 2.3 1.37 1.0903
-0.9 135.0 0.498 0.377 0.2228
-0.9 165.0 1.21 0.486 0.1962
-0.9 195.0 1.32 0.527 0.3387
-0.9 225.0 0.217 0.223 0.117
-0.9 255.0 0.489 0.302 0.2401
-0.9 285.0 0.5 0.312 0.2887
-0.9 315.0 0.748 0.358 0.1387
-0.9 345.0 0.223 0.125 0.0223
-0.7 15.0 0.83 0.295 0.1842
-0.7 45.0 1.28 0.426 0.1969
-0.7 75.0 1.56 0.749 0.1729
-0.7 105.0 1.34 0.592 0.1781
-0.7 135.0 3.28 1.95 0.9127
-0.7 165.0 0.659 0.707 0.5283
-0.7 195.0 1.79 1.41 0.3669
-0.7 225.0 6.05 3.03 2.1447
-0.7 255.0 1.29 0.617 0.1419
-0.7 285.0 2.69 0.894 0.1507
-0.7 315.0 1.6 0.495 0.1507
-0.7 345.0 0.62 0.204 0.2358
-0.5 15.0 1.03 0.283 0.1736
-0.5 45.0 2.07 0.61 0.2171
-0.5 75.0 4.81 1.3 0.4935
-0.5 105.0 2.85 0.656 0.0957
-0.5 135.0 2.43 0.585 0.6021
-0.5 165.0 5.71 5.72 3.8967
-0.5 195.0 3.97 3.45 2.3401
-0.5 225.0 0.983 0.367 0.2488
-0.5 255.0 3.58 0.88 0.5051
-0.5 285.0 2.4 0.82 0.3721
-0.5 315.0 1.83 0.559 0.3451
-0.5 345.0 1.78 0.409 0.5284
-0.3 15.0 1.48 0.321 0.256
-0.3 45.0 1.58 0.505 0.3664
-0.3 75.0 2.62 0.709 0.307
-0.3 105.0 4.32 0.808 0.3373
-0.3 135.0 2.17 0.457 0.2367
-0.3 165.0 2.28 1.79 1.0857
-0.3 195.0 3.5 2.48 2.4973
-0.3 225.0 5.06 0.948 0.5275
-0.3 255.0 3.96 0.65 0.2214
-0.3 285.0 2.77 0.693 0.2494
-0.3 315.0 2.91 0.781 0.2945
-0.3 345.0 1.58 0.328 0.1792
-0.1 15.0 1.42 0.307 0.0704
-0.1 45.0 3.75 0.989 0.7898
-0.1 75.0 2.85 0.586 0.3775
-0.1 105.0 4.29 0.712 0.3856
-0.1 135.0 1.85 0.576 0.3167
-0.1 195.0 15.0 13.7 6.765
-0.1 225.0 2.82 0.617 0.5304
-0.1 255.0 4.12 0.651 0.3919
-0.1 285.0 4.75 0.925 0.5161
-0.1 315.0 2.37 0.533 0.3414
-0.1 345.0 1.79 0.404 0.0911
0.1 15.0 2.62 0.571 0.0853
0.1 45.0 2.89 0.598 0.8277
0.1 75.0 3.67 0.72 0.4783
0.1 105.0 2.99 0.542 0.4182
0.1 135.0 3.8 1.11 0.1994
0.1 195.0 1.18 1.28 0.6128
0.1 225.0 5.17 1.55 1.1348
0.1 255.0 5.19 0.942 1.0231
0.1 285.0 2.95 0.546 0.4496
0.1 315.0 2.6 0.585 0.5938
0.1 345.0 1.75 0.436 0.1564
0.3 15.0 2.28 0.522 0.4
0.3 45.0 3.79 0.934 0.6265
0.3 75.0 3.85 0.709 0.358
0.3 105.0 3.84 0.752 0.4835
0.3 135.0 0.289 0.294 0.0519
0.3 165.0 13.4 6.84 8.149
0.3 195.0 3.34 1.41 3.542
0.3 225.0 3.43 1.15 0.4098
0.3 255.0 2.21 0.452 0.6064
0.3 285.0 2.89 0.582 0.1173
0.3 315.0 1.96 0.449 0.369
0.3 345.0 1.8 0.408 0.1499
0.5 15.0 1.53 0.367 0.2547
0.5 45.0 1.37 0.332 0.3643
0.5 75.0 2.38 0.459 0.1139
0.5 105.0 1.65 0.393 0.0914
0.5 135.0 2.41 1.18 0.5838
0.5 165.0 2.55 1.03 0.5609
0.5 195.0 1.63 1.05 0.9188
0.5 225.0 8.38 3.8 3.3236
0.5 255.0 1.57 0.42 0.2389
0.5 285.0 2.1 0.445 0.4748
0.5 315.0 2.01 0.523 0.2468
0.5 345.0 2.12 0.451 0.3206
0.7 15.0 2.05 0.488 0.3987
0.7 45.0 1.82 0.501 0.1693
0.7 75.0 1.17 0.303 0.1214
0.7 105.0 1.15 0.328 0.4852
0.7 135.0 1.96 0.861 1.4994
0.7 165.0 1.84 1.55 3.0781
0.7 195.0 3.98 2.92 1.5026
0.7 225.0 2.3 1.29 0.4111
0.7 255.0 2.1 0.509 0.6203
0.7 285.0 1.5 0.38 0.1419
0.7 315.0 1.92 0.554 0.2812
0.7 345.0 2.27 0.521 0.4997
0.9 15.0 0.884 0.276 0.299
0.9 45.0 1.4 0.459 0.4015
0.9 75.0 2.22 0.616 0.8201
0.9 105.0 2.99 0.926 0.9488
0.9 135.0 1.1 0.516 0.8916
0.9 225.0 0.253 0.269 0.207
0.9 255.0 0.543 0.243 0.1893
0.9 285.0 1.41 0.486 0.4071
0.9 315.0 1.17 0.547 0.4629
0.9 345.0 1.81 0.556 0.2687
Created in SINP MSU, CLAS Collaboration