CLAS Physics Database

Measurement E9M194

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: 0.7 — 0.8 GeV2
W: 1.1 GeV
ε: 0.89
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 75.0 0.051 0.056 0.1358
-0.9 135.0 3.38 3.93 1.8567
-0.9 195.0 1.52 1.11 0.3027
-0.9 225.0 0.771 0.643 0.5357
-0.9 285.0 0.264 0.242 0.3206
-0.9 315.0 1.98 1.87 1.1022
-0.7 15.0 0.346 0.308 0.2162
-0.7 45.0 0.628 0.544 0.0884
-0.7 75.0 0.0691 0.0579 0.1834
-0.7 135.0 0.715 0.881 2.1549
-0.7 165.0 8.58 9.96 5.2104
-0.7 195.0 0.706 0.617 0.4202
-0.7 225.0 0.316 0.214 0.1223
-0.7 255.0 0.456 0.384 0.7694
-0.7 315.0 0.437 0.546 0.6232
-0.5 15.0 0.102 0.128 0.0157
-0.5 75.0 0.26 0.225 0.5028
-0.5 105.0 0.922 0.778 0.3526
-0.5 135.0 0.3 0.201 0.1599
-0.5 165.0 3.33 3.07 1.3084
-0.5 195.0 0.532 0.419 0.16
-0.5 225.0 1.43 0.965 0.3725
-0.5 255.0 0.469 0.403 0.1742
-0.5 285.0 2.0 1.75 0.6147
-0.5 315.0 0.952 1.28 0.336
-0.5 345.0 0.0801 0.0998 0.1707
-0.3 45.0 0.114 0.153 0.0666
-0.3 75.0 2.42 2.58 1.2471
-0.3 105.0 1.22 0.769 0.3363
-0.3 135.0 3.25 1.71 1.2407
-0.3 165.0 5.42 3.51 2.4073
-0.3 195.0 0.386 0.252 0.2584
-0.3 225.0 0.912 0.758 0.2835
-0.3 255.0 0.706 0.653 0.2421
-0.3 315.0 2.1 2.64 0.9671
-0.3 345.0 1.72 1.29 0.3397
-0.1 15.0 0.158 0.137 0.238
-0.1 45.0 0.23 0.15 1.6253
-0.1 105.0 0.547 0.43 0.1484
-0.1 135.0 0.738 0.508 0.0857
-0.1 165.0 2.0 1.05 0.4379
-0.1 195.0 1.17 0.697 0.3619
-0.1 225.0 1.08 0.634 0.3912
-0.1 255.0 0.675 0.402 0.1392
-0.1 315.0 0.222 0.171 0.1392
-0.1 345.0 0.472 0.475 0.1498
0.1 45.0 0.356 0.309 0.2067
0.1 75.0 0.244 0.207 0.1677
0.1 105.0 5.67 3.42 2.6532
0.1 135.0 1.28 0.607 0.3451
0.1 165.0 2.36 1.39 0.4708
0.1 195.0 1.03 0.434 1.1371
0.1 225.0 0.796 0.517 0.2654
0.1 255.0 0.666 0.385 0.3001
0.1 315.0 0.574 0.341 0.4329
0.1 345.0 1.25 0.925 0.6475
0.3 15.0 0.167 0.129 0.1537
0.3 45.0 0.155 0.102 0.1345
0.3 75.0 1.07 0.649 0.6677
0.3 105.0 0.393 0.204 0.0909
0.3 135.0 1.32 0.599 0.6187
0.3 165.0 1.42 0.924 0.4235
0.3 195.0 2.52 1.33 1.0778
0.3 225.0 2.85 1.77 2.0184
0.3 255.0 0.535 0.28 1.8839
0.3 285.0 0.376 0.257 0.5799
0.3 315.0 0.333 0.239 2.1453
0.3 345.0 2.27 1.96 1.1514
0.5 15.0 1.16 0.823 0.5003
0.5 45.0 1.68 1.06 1.7287
0.5 75.0 2.52 1.87 1.2222
0.5 105.0 0.955 0.643 1.9367
0.5 135.0 1.53 1.01 0.5221
0.5 165.0 0.86 0.685 1.9491
0.5 195.0 2.6 1.13 0.6917
0.5 225.0 1.2 0.694 0.4227
0.5 255.0 0.869 0.517 0.1103
0.5 285.0 3.67 2.5 1.7535
0.5 315.0 1.18 0.801 0.5901
0.5 345.0 0.33 0.193 0.2989
0.7 15.0 0.549 0.324 0.2588
0.7 45.0 0.521 0.369 1.2705
0.7 75.0 12.8 13.7 7.6783
0.7 105.0 1.66 0.786 0.4763
0.7 135.0 4.03 2.66 1.7176
0.7 165.0 2.27 1.02 0.4841
0.7 195.0 0.654 0.5 0.1743
0.7 225.0 1.48 0.635 0.5267
0.7 255.0 1.27 1.07 0.3772
0.7 315.0 2.73 1.84 0.5179
0.7 345.0 0.698 0.573 0.4598
0.9 15.0 0.822 0.572 1.3146
0.9 45.0 1.98 1.63 0.7952
0.9 75.0 0.675 0.376 0.9186
0.9 105.0 1.0 0.568 0.2939
0.9 135.0 2.53 2.34 2.031
0.9 165.0 3.81 2.04 0.7323
0.9 195.0 0.492 0.311 0.7418
0.9 225.0 0.543 0.348 0.4088
0.9 255.0 1.13 0.73 0.2733
0.9 285.0 2.19 1.24 0.5465
0.9 315.0 1.17 0.82 0.305
0.9 345.0 0.444 0.285 0.2253