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Measurement E9M99

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: 0.45 — 0.6 GeV2
W: 1.5 GeV
ε: 0.542
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 0.133 0.0796 0.0456
-0.9 45.0 0.926 0.371 0.2069
-0.9 75.0 1.88 0.682 0.8649
-0.9 105.0 1.02 0.642 0.0625
-0.9 135.0 0.866 0.673 0.3142
-0.9 165.0 2.39 1.13 0.8384
-0.9 195.0 0.885 0.409 0.1735
-0.9 225.0 1.4 0.703 0.6511
-0.9 255.0 2.32 0.98 1.5692
-0.9 285.0 1.14 0.53 0.1754
-0.9 315.0 0.936 0.395 0.3502
-0.9 345.0 0.119 0.0625 0.0644
-0.7 15.0 0.905 0.274 0.1197
-0.7 45.0 1.41 0.398 0.1316
-0.7 75.0 1.47 0.533 0.2599
-0.7 105.0 1.4 0.458 0.2233
-0.7 135.0 2.61 0.875 0.3625
-0.7 195.0 7.96 7.28 4.5622
-0.7 225.0 2.0 0.725 0.4861
-0.7 255.0 2.06 0.626 0.3336
-0.7 285.0 1.92 0.587 0.2384
-0.7 315.0 1.08 0.375 0.1335
-0.7 345.0 0.531 0.18 0.0342
-0.5 15.0 1.01 0.283 0.2467
-0.5 45.0 1.18 0.362 0.0808
-0.5 75.0 2.37 0.523 0.9123
-0.5 105.0 3.53 0.626 0.2778
-0.5 135.0 4.03 0.823 0.1979
-0.5 225.0 3.79 0.855 0.3309
-0.5 255.0 2.91 0.534 0.605
-0.5 285.0 2.44 0.578 0.0332
-0.5 315.0 1.59 0.408 0.1192
-0.5 345.0 0.91 0.27 0.0868
-0.3 15.0 2.15 0.504 0.3537
-0.3 45.0 1.72 0.473 0.243
-0.3 75.0 4.12 0.705 0.2178
-0.3 105.0 4.14 0.641 0.1892
-0.3 135.0 5.25 1.24 0.7979
-0.3 225.0 3.61 0.921 0.2718
-0.3 255.0 3.22 0.472 0.3503
-0.3 285.0 2.98 0.588 0.3681
-0.3 315.0 2.57 0.627 0.1656
-0.3 345.0 1.13 0.311 0.0667
-0.1 15.0 2.02 0.612 0.1871
-0.1 45.0 4.04 0.816 0.2642
-0.1 75.0 3.45 0.588 0.1951
-0.1 105.0 4.5 0.676 0.2956
-0.1 135.0 3.31 0.948 0.3255
-0.1 165.0 4.79 2.37 1.2595
-0.1 195.0 3.5 1.99 0.5266
-0.1 225.0 4.0 1.13 0.6494
-0.1 255.0 4.62 0.642 0.2879
-0.1 285.0 5.48 0.832 0.3571
-0.1 315.0 1.98 0.459 0.3492
-0.1 345.0 1.5 0.49 0.05
0.1 15.0 2.39 0.706 0.1294
0.1 45.0 2.25 0.567 0.0689
0.1 75.0 4.42 0.698 0.395
0.1 105.0 5.15 0.749 0.3264
0.1 135.0 5.8 1.47 1.3329
0.1 165.0 1.43 0.751 0.4565
0.1 195.0 4.12 1.54 0.9205
0.1 225.0 4.47 0.991 0.3667
0.1 255.0 3.54 0.568 0.3831
0.1 285.0 4.07 0.654 0.192
0.1 315.0 2.78 0.567 0.068
0.1 345.0 2.61 0.813 0.5613
0.3 15.0 2.41 0.701 0.225
0.3 45.0 2.82 0.585 0.111
0.3 75.0 3.78 0.586 0.1178
0.3 105.0 4.39 0.786 0.7939
0.3 135.0 3.05 0.665 0.6114
0.3 165.0 1.73 0.705 0.1614
0.3 195.0 3.66 1.25 1.055
0.3 225.0 3.07 0.733 0.1869
0.3 255.0 4.96 0.817 0.7111
0.3 285.0 3.38 0.542 0.2311
0.3 315.0 3.02 0.636 0.1177
0.3 345.0 4.6 1.27 1.0219
0.5 15.0 1.72 0.468 0.4562
0.5 45.0 2.87 0.592 0.1901
0.5 75.0 2.98 0.478 0.1875
0.5 105.0 3.01 0.597 0.1411
0.5 135.0 4.87 1.07 0.4777
0.5 165.0 1.87 0.718 0.2741
0.5 195.0 2.08 0.648 0.3684
0.5 225.0 2.15 0.513 0.2372
0.5 255.0 2.15 0.434 0.1043
0.5 285.0 2.27 0.4 0.3766
0.5 315.0 2.5 0.547 0.052
0.5 345.0 2.22 0.531 0.4656
0.7 15.0 2.92 0.741 0.6602
0.7 45.0 1.36 0.385 0.0885
0.7 75.0 2.44 0.427 0.2299
0.7 105.0 2.82 0.631 0.186
0.7 135.0 2.25 0.543 0.2899
0.7 165.0 1.68 0.596 0.4121
0.7 195.0 3.35 1.12 0.7638
0.7 225.0 1.39 0.399 0.2749
0.7 255.0 3.42 0.661 0.3402
0.7 285.0 2.33 0.433 0.2269
0.7 315.0 4.08 0.936 0.8881
0.7 345.0 3.35 0.822 0.5037
0.9 15.0 2.5 0.82 0.6962
0.9 45.0 2.07 0.561 0.3324
0.9 75.0 2.19 0.481 0.4098
0.9 105.0 1.36 0.351 0.442
0.9 135.0 0.461 0.22 0.0878
0.9 165.0 0.709 0.553 0.3381
0.9 195.0 0.882 0.692 0.6192
0.9 225.0 2.16 1.12 1.0189
0.9 255.0 1.85 0.469 0.4042
0.9 285.0 2.45 0.629 0.4165
0.9 315.0 4.05 1.21 1.1475
0.9 345.0 1.82 0.69 0.4338
Created in SINP MSU, CLAS Collaboration