CLAS Physics Database

Measurement E9M19

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: 1.46 GeV
ε: 0.664
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 0.0773 0.0573 0.0731
-0.9 45.0 0.425 0.207 0.1994
-0.9 75.0 0.193 0.198 0.0295
-0.9 105.0 0.787 0.435 0.0309
-0.9 135.0 1.24 0.643 1.0144
-0.9 165.0 1.11 0.513 0.1183
-0.9 195.0 1.25 0.515 0.1788
-0.9 225.0 1.49 0.728 0.3451
-0.9 255.0 3.46 2.33 1.8357
-0.9 285.0 0.839 0.475 0.1007
-0.9 315.0 0.212 0.129 0.0717
-0.9 345.0 0.726 0.335 0.1797
-0.7 15.0 0.586 0.24 0.1049
-0.7 45.0 1.9 0.611 0.3297
-0.7 75.0 2.51 1.14 0.2226
-0.7 105.0 1.64 0.635 0.3746
-0.7 135.0 3.99 1.96 1.6535
-0.7 165.0 3.61 3.14 4.791
-0.7 225.0 3.29 1.06 0.3598
-0.7 255.0 1.64 0.635 0.3619
-0.7 285.0 1.0 0.75 0.2389
-0.7 315.0 1.1 0.429 0.1477
-0.7 345.0 0.392 0.159 0.097
-0.5 15.0 1.07 0.281 0.246
-0.5 45.0 0.772 0.304 0.0938
-0.5 75.0 2.8 0.763 0.3198
-0.5 105.0 3.2 0.632 0.1975
-0.5 135.0 2.51 0.577 0.2419
-0.5 165.0 2.48 2.03 0.7824
-0.5 195.0 1.73 1.94 2.8597
-0.5 225.0 5.55 1.24 1.4734
-0.5 255.0 2.99 0.627 0.2315
-0.5 285.0 3.37 0.876 0.229
-0.5 315.0 0.882 0.375 0.0106
-0.5 345.0 1.61 0.431 0.0765
-0.3 15.0 1.65 0.359 0.2249
-0.3 45.0 1.87 0.537 0.2553
-0.3 75.0 2.88 0.632 0.4623
-0.3 105.0 3.46 0.566 0.2556
-0.3 135.0 2.87 0.704 0.2077
-0.3 195.0 5.47 6.7 2.7442
-0.3 225.0 3.83 0.857 0.4604
-0.3 255.0 5.03 0.778 0.3575
-0.3 285.0 2.49 0.585 0.3049
-0.3 315.0 1.68 0.5 0.4309
-0.3 345.0 1.27 0.342 0.1587
-0.1 15.0 2.55 0.528 0.2758
-0.1 45.0 2.35 0.633 0.2862
-0.1 75.0 4.78 0.832 0.5376
-0.1 105.0 3.3 0.537 0.501
-0.1 135.0 2.31 0.656 0.3883
-0.1 195.0 4.32 3.95 2.5312
-0.1 225.0 4.89 1.43 1.062
-0.1 255.0 3.08 0.527 0.3735
-0.1 285.0 4.06 0.797 0.1917
-0.1 315.0 3.27 0.746 0.8081
-0.1 345.0 1.25 0.302 0.2149
0.1 15.0 2.11 0.561 0.1352
0.1 45.0 1.78 0.493 0.2024
0.1 75.0 3.74 0.642 0.3064
0.1 105.0 3.57 0.64 0.1102
0.1 135.0 1.84 0.878 0.3535
0.1 165.0 4.07 1.66 0.597
0.1 195.0 3.76 1.78 1.1065
0.1 225.0 3.46 1.31 0.6403
0.1 255.0 2.72 0.485 0.0747
0.1 285.0 3.0 0.567 0.5188
0.1 315.0 3.16 0.749 0.5195
0.1 345.0 1.4 0.366 0.1662
0.3 15.0 1.59 0.389 0.2803
0.3 45.0 2.61 0.703 0.2808
0.3 75.0 2.83 0.505 0.0914
0.3 105.0 3.35 0.622 0.0869
0.3 135.0 2.55 0.758 0.4702
0.3 165.0 2.89 1.16 0.9159
0.3 195.0 4.05 1.39 1.118
0.3 225.0 3.07 1.01 0.2605
0.3 255.0 2.98 0.606 0.4882
0.3 285.0 2.94 0.572 0.2081
0.3 315.0 2.28 0.599 0.195
0.3 345.0 2.42 0.583 0.2086
0.5 15.0 1.19 0.294 0.3056
0.5 45.0 2.06 0.56 0.1893
0.5 75.0 3.52 0.648 0.2749
0.5 105.0 3.73 0.83 0.6278
0.5 135.0 2.45 0.768 0.1834
0.5 165.0 0.469 0.283 0.0544
0.5 195.0 2.76 1.09 0.759
0.5 225.0 2.14 0.756 0.5816
0.5 255.0 3.32 0.641 0.3602
0.5 285.0 2.46 0.493 0.2369
0.5 315.0 1.72 0.45 0.1401
0.5 345.0 1.65 0.419 0.1373
0.7 15.0 1.54 0.347 1.3058
0.7 45.0 1.47 0.42 0.1712
0.7 75.0 2.6 0.545 0.2819
0.7 105.0 2.62 0.68 0.1728
0.7 135.0 1.88 0.649 0.4171
0.7 165.0 0.761 0.409 0.437
0.7 195.0 1.26 0.567 0.3305
0.7 225.0 1.11 0.495 0.2119
0.7 255.0 1.85 0.461 0.284
0.7 285.0 1.57 0.361 0.2555
0.7 315.0 1.29 0.371 0.0866
0.7 345.0 1.78 0.422 0.4527
0.9 15.0 2.18 0.706 0.352
0.9 45.0 2.13 0.766 0.3488
0.9 75.0 2.6 0.627 0.6191
0.9 105.0 1.38 0.407 0.3809
0.9 135.0 0.814 0.617 0.8884
0.9 165.0 0.72 0.807 0.2749
0.9 195.0 0.39 0.406 0.1763
0.9 225.0 0.678 0.52 0.246
0.9 255.0 0.646 0.282 0.1621
0.9 285.0 0.712 0.244 0.2761
0.9 315.0 1.54 0.607 0.1914
0.9 345.0 1.29 0.436 0.5403