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Measurement E9M22

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: 1.52 GeV
ε: 0.597
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 0.245 0.119 0.1006
-0.9 45.0 0.615 0.301 0.0866
-0.9 75.0 0.964 0.6 0.0956
-0.9 105.0 1.16 0.748 0.523
-0.9 135.0 3.82 4.68 2.6806
-0.9 165.0 1.39 0.796 0.9169
-0.9 195.0 1.46 0.756 1.0365
-0.9 225.0 1.01 0.772 1.0711
-0.9 255.0 1.68 1.11 0.5057
-0.9 285.0 1.91 0.793 0.3453
-0.9 315.0 0.782 0.357 0.1962
-0.9 345.0 0.572 0.231 0.0766
-0.7 15.0 0.678 0.226 0.1741
-0.7 45.0 1.5 0.61 0.2383
-0.7 75.0 1.05 0.429 0.1642
-0.7 105.0 2.41 0.654 0.1351
-0.7 135.0 3.89 1.03 0.5966
-0.7 195.0 2.06 2.38 1.784
-0.7 225.0 1.82 0.675 0.1647
-0.7 255.0 3.66 0.991 0.5643
-0.7 285.0 0.702 0.329 0.2467
-0.7 315.0 1.46 0.572 0.0963
-0.7 345.0 1.08 0.347 0.1068
-0.5 15.0 1.01 0.276 0.1138
-0.5 45.0 0.665 0.283 0.2081
-0.5 75.0 1.9 0.531 0.2263
-0.5 105.0 3.13 0.611 0.488
-0.5 135.0 4.1 0.963 0.5386
-0.5 225.0 1.93 0.46 0.3379
-0.5 255.0 1.81 0.355 0.2564
-0.5 285.0 1.93 0.543 0.2203
-0.5 315.0 1.27 0.388 0.2873
-0.5 345.0 1.18 0.346 0.1688
-0.3 15.0 2.08 0.472 0.2187
-0.3 45.0 3.78 0.888 0.4796
-0.3 75.0 3.58 0.677 0.2845
-0.3 105.0 4.43 0.688 0.4077
-0.3 135.0 2.68 0.946 0.1174
-0.3 165.0 3.29 3.81 2.1587
-0.3 195.0 15.3 14.0 8.3591
-0.3 225.0 6.66 2.04 0.6922
-0.3 255.0 3.28 0.543 0.1821
-0.3 285.0 3.72 0.664 0.4537
-0.3 315.0 2.66 0.728 0.1307
-0.3 345.0 1.13 0.276 0.0608
-0.1 15.0 1.75 0.472 0.3133
-0.1 45.0 2.53 0.603 0.1195
-0.1 75.0 4.35 0.653 0.7684
-0.1 105.0 4.25 0.694 0.0689
-0.1 135.0 4.58 1.64 1.2175
-0.1 165.0 3.47 1.33 0.1135
-0.1 195.0 2.14 0.754 0.5691
-0.1 225.0 5.72 1.87 1.4748
-0.1 255.0 4.82 0.765 0.618
-0.1 285.0 3.66 0.581 0.6461
-0.1 315.0 2.42 0.695 0.2912
-0.1 345.0 2.43 0.523 0.3745
0.1 15.0 2.14 0.882 0.5746
0.1 45.0 3.68 0.796 0.3377
0.1 75.0 4.25 0.618 0.5473
0.1 105.0 3.98 0.672 0.1664
0.1 135.0 6.87 1.5 0.635
0.1 165.0 3.94 1.1 0.4642
0.1 195.0 2.14 0.721 0.2834
0.1 225.0 5.61 1.23 0.523
0.1 255.0 2.88 0.526 0.3189
0.1 285.0 4.04 0.629 0.1067
0.1 315.0 3.4 0.791 0.1036
0.1 345.0 1.22 0.528 0.144
0.3 15.0 3.65 1.21 0.6935
0.3 45.0 3.88 0.861 0.0384
0.3 75.0 4.86 0.702 0.5346
0.3 105.0 3.73 0.726 0.1666
0.3 135.0 4.35 0.976 0.8636
0.3 165.0 2.28 0.711 0.3104
0.3 195.0 3.52 1.11 0.5596
0.3 225.0 5.94 1.11 0.9253
0.3 255.0 5.13 0.899 0.2399
0.3 285.0 4.2 0.636 0.5474
0.3 315.0 3.46 0.772 0.5513
0.3 345.0 0.983 0.427 0.3944
0.5 15.0 2.17 0.9 0.2958
0.5 45.0 3.22 0.761 0.2385
0.5 75.0 2.38 0.425 0.4022
0.5 105.0 3.07 0.619 0.3714
0.5 135.0 1.88 0.496 0.194
0.5 165.0 3.13 1.08 0.7039
0.5 195.0 3.55 1.02 0.6482
0.5 225.0 2.69 0.538 0.263
0.5 255.0 2.99 0.681 0.104
0.5 285.0 5.06 0.748 0.2952
0.5 315.0 2.3 0.676 0.2761
0.5 345.0 2.4 0.885 0.3301
0.7 15.0 1.59 0.526 0.1531
0.7 45.0 2.4 0.604 0.3103
0.7 75.0 1.63 0.35 0.1786
0.7 105.0 2.79 0.738 0.4131
0.7 135.0 1.76 0.534 0.1751
0.7 165.0 2.93 1.02 0.6561
0.7 195.0 2.23 0.743 0.4376
0.7 225.0 1.14 0.382 0.1381
0.7 255.0 2.03 0.517 0.1311
0.7 285.0 2.07 0.41 0.2371
0.7 315.0 2.5 0.648 0.049
0.7 345.0 1.25 0.443 0.4093
0.9 15.0 1.92 0.722 0.4626
0.9 45.0 2.59 0.869 0.6237
0.9 75.0 1.74 0.386 0.4882
0.9 105.0 0.736 0.225 0.4156
0.9 135.0 0.508 0.309 0.117
0.9 165.0 0.476 0.295 0.2635
0.9 195.0 0.339 0.208 0.2594
0.9 225.0 0.54 0.287 0.1561
0.9 255.0 1.52 0.523 0.4042
0.9 285.0 2.74 0.617 0.8106
0.9 315.0 2.25 0.842 0.5886
0.9 345.0 4.57 2.25 1.9879
Created in SINP MSU, CLAS Collaboration