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Measurement E9M25

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: 1.58 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
-0.9 15.0 0.635 0.241
-0.9 45.0 0.954 0.44
-0.9 75.0 0.456 0.341
-0.9 105.0 0.923 0.457
-0.9 135.0 1.52 1.21
-0.9 225.0 1.35 0.917
-0.9 255.0 1.91 1.25
-0.9 285.0 0.226 0.231
-0.9 315.0 1.19 0.532
-0.9 345.0 0.918 0.301
-0.7 15.0 1.34 0.386
-0.7 45.0 0.594 0.265
-0.7 75.0 0.831 0.365
-0.7 105.0 2.65 0.754
-0.7 135.0 1.27 0.627
-0.7 225.0 1.03 0.652
-0.7 255.0 1.38 0.468
-0.7 285.0 1.86 0.742
-0.7 315.0 0.577 0.275
-0.7 345.0 1.02 0.371
-0.5 15.0 1.4 0.37
-0.5 45.0 1.26 0.45
-0.5 75.0 1.82 0.584
-0.5 105.0 1.75 0.432
-0.5 135.0 1.06 0.662
-0.5 225.0 2.81 1.3
-0.5 255.0 1.29 0.351
-0.5 285.0 2.72 0.708
-0.5 315.0 0.588 0.28
-0.5 345.0 1.08 0.327
-0.3 15.0 1.17 0.29
-0.3 45.0 1.55 0.513
-0.3 75.0 1.24 0.313
-0.3 105.0 1.43 0.378
-0.3 135.0 1.16 0.619
-0.3 165.0 0.657 0.496
-0.3 195.0 1.49 0.757
-0.3 225.0 2.43 1.29
-0.3 255.0 2.17 0.468
-0.3 285.0 2.53 0.598
-0.3 315.0 0.708 0.303
-0.3 345.0 1.81 0.469
-0.1 15.0 0.944 0.303
-0.1 45.0 1.38 0.424
-0.1 75.0 2.11 0.433
-0.1 105.0 2.0 0.434
-0.1 135.0 0.888 0.32
-0.1 165.0 1.49 0.676
-0.1 195.0 0.709 0.38
-0.1 225.0 1.92 0.645
-0.1 255.0 1.48 0.395
-0.1 285.0 1.83 0.376
-0.1 315.0 1.03 0.351
-0.1 345.0 1.52 0.418
0.1 15.0 0.511 0.311
0.1 45.0 1.78 0.557
0.1 75.0 2.29 0.459
0.1 105.0 1.75 0.484
0.1 135.0 1.97 0.511
0.1 165.0 2.36 0.976
0.1 195.0 1.62 0.548
0.1 225.0 2.66 0.642
0.1 255.0 3.45 0.714
0.1 285.0 1.59 0.313
0.1 315.0 0.929 0.333
0.1 345.0 1.57 0.606
0.3 15.0 0.82 0.448
0.3 45.0 0.981 0.341
0.3 75.0 1.41 0.341
0.3 105.0 1.64 0.499
0.3 135.0 1.56 0.446
0.3 165.0 1.57 0.598
0.3 195.0 1.2 0.518
0.3 225.0 2.0 0.481
0.3 255.0 1.78 0.531
0.3 285.0 1.66 0.38
0.3 315.0 1.41 0.448
0.3 345.0 0.328 0.248
0.5 15.0 0.855 0.377
0.5 45.0 1.32 0.434
0.5 75.0 1.48 0.371
0.5 105.0 1.32 0.401
0.5 135.0 0.689 0.224
0.5 165.0 3.19 1.21
0.5 195.0 1.03 0.365
0.5 225.0 2.09 0.605
0.5 255.0 1.58 0.514
0.5 285.0 1.8 0.407
0.5 315.0 0.934 0.282
0.5 345.0 3.0 1.28
0.7 15.0 1.23 0.455
0.7 45.0 0.804 0.316
0.7 75.0 1.92 0.492
0.7 105.0 1.2 0.374
0.7 135.0 1.42 0.42
0.7 165.0 1.33 0.601
0.7 195.0 1.03 0.428
0.7 225.0 1.27 0.382
0.7 255.0 1.29 0.542
0.7 285.0 1.51 0.318
0.7 315.0 0.977 0.334
0.7 345.0 1.57 0.524
0.9 15.0 1.6 0.675
0.9 45.0 0.817 0.307
0.9 75.0 1.43 0.356
0.9 105.0 0.8 0.362
0.9 135.0 1.43 0.503
0.9 165.0 1.06 0.526
0.9 195.0 0.407 0.255
0.9 225.0 0.783 0.314
0.9 255.0 0.461 0.201
0.9 285.0 1.2 0.341
0.9 315.0 1.25 0.453
0.9 345.0 3.25 1.22
Created in SINP MSU, CLAS Collaboration