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Measurement E9M28

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: 1.64 GeV
ε: 0.428
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 0.921 0.319 0.1072
-0.9 45.0 1.63 0.623 0.3063
-0.9 75.0 0.626 0.39 0.7014
-0.9 105.0 1.19 0.604 0.5084
-0.9 225.0 2.98 2.19 0.7347
-0.9 255.0 1.87 0.974 0.4086
-0.9 285.0 1.31 0.829 0.4205
-0.9 315.0 1.56 0.556 0.2789
-0.9 345.0 1.11 0.386 0.255
-0.7 15.0 1.04 0.304 0.1106
-0.7 45.0 2.63 0.845 0.2342
-0.7 75.0 0.873 0.314 0.1024
-0.7 105.0 1.74 0.548 0.1894
-0.7 135.0 0.665 0.494 0.2761
-0.7 225.0 0.466 0.484 0.6819
-0.7 255.0 0.988 0.327 0.1534
-0.7 285.0 1.43 0.561 0.2839
-0.7 315.0 0.809 0.43 0.1928
-0.7 345.0 1.12 0.333 0.0968
-0.5 15.0 1.24 0.32 0.0792
-0.5 45.0 0.8 0.308 0.2517
-0.5 75.0 1.44 0.378 0.2613
-0.5 105.0 1.18 0.347 0.1561
-0.5 135.0 1.74 0.882 0.3613
-0.5 165.0 2.81 3.25 3.4736
-0.5 195.0 4.71 4.31 4.1304
-0.5 225.0 3.76 2.6 1.5232
-0.5 255.0 1.02 0.297 0.2251
-0.5 285.0 0.862 0.297 0.0932
-0.5 315.0 2.77 0.857 0.7771
-0.5 345.0 1.08 0.318 0.1294
-0.3 15.0 0.974 0.273 0.395
-0.3 45.0 1.54 0.473 0.1443
-0.3 75.0 1.65 0.427 0.2512
-0.3 105.0 1.35 0.433 0.328
-0.3 135.0 1.58 0.56 0.1626
-0.3 165.0 3.02 1.64 0.9447
-0.3 195.0 0.395 0.406 0.2014
-0.3 225.0 2.18 0.696 0.5509
-0.3 255.0 1.39 0.427 0.3285
-0.3 285.0 1.78 0.447 0.1033
-0.3 315.0 1.11 0.383 0.1271
-0.3 345.0 1.89 0.484 0.2246
-0.1 15.0 0.341 0.25 0.0963
-0.1 45.0 1.17 0.429 0.1899
-0.1 75.0 1.14 0.308 0.0474
-0.1 105.0 1.27 0.388 0.3576
-0.1 135.0 2.7 0.702 0.4961
-0.1 165.0 2.09 0.971 0.4417
-0.1 195.0 1.17 0.466 0.6015
-0.1 225.0 1.83 0.537 0.1161
-0.1 255.0 2.39 0.704 0.1538
-0.1 285.0 1.89 0.418 0.2481
-0.1 315.0 0.894 0.338 0.1419
-0.1 345.0 0.877 0.423 0.1004
0.1 15.0 1.33 0.881 0.2967
0.1 45.0 2.06 0.64 0.378
0.1 75.0 1.98 0.457 0.4187
0.1 105.0 1.26 0.395 0.3987
0.1 135.0 1.97 0.487 0.2854
0.1 165.0 0.906 0.411 0.2657
0.1 195.0 1.41 0.569 0.1834
0.1 225.0 2.59 0.616 0.34
0.1 255.0 1.77 0.519 0.1999
0.1 285.0 1.6 0.311 0.3917
0.1 315.0 1.04 0.422 0.1443
0.1 345.0 0.644 0.401 0.5091
0.3 15.0 0.653 0.499 0.129
0.3 45.0 1.52 0.479 0.1753
0.3 75.0 1.84 0.449 0.3039
0.3 105.0 0.767 0.288 0.2125
0.3 135.0 1.46 0.352 0.3788
0.3 165.0 1.11 0.508 0.1347
0.3 195.0 1.53 0.56 0.2494
0.3 225.0 1.74 0.425 0.1481
0.3 255.0 1.17 0.417 0.0343
0.3 285.0 1.37 0.339 0.2459
0.3 315.0 0.506 0.202 0.0512
0.3 345.0 0.845 0.657 0.2757
0.5 15.0 0.588 0.363 0.1353
0.5 45.0 0.852 0.329 0.2026
0.5 75.0 1.02 0.269 0.1233
0.5 105.0 0.616 0.264 0.1384
0.5 135.0 1.11 0.289 0.1548
0.5 165.0 1.33 0.466 0.2686
0.5 195.0 1.23 0.486 0.1704
0.5 225.0 1.56 0.408 0.1476
0.5 255.0 2.74 0.662 0.1805
0.5 285.0 1.91 0.424 0.1863
0.5 315.0 0.852 0.309 0.0793
0.5 345.0 1.94 0.858 0.8732
0.7 15.0 3.07 0.961 2.2452
0.7 45.0 2.06 0.665 0.263
0.7 75.0 1.94 0.419 0.156
0.7 105.0 1.5 0.359 0.549
0.7 135.0 2.47 0.58 0.3599
0.7 165.0 1.3 0.588 0.2726
0.7 195.0 0.633 0.333 0.2535
0.7 225.0 1.14 0.331 0.1962
0.7 255.0 2.38 0.637 0.4328
0.7 285.0 2.05 0.442 0.2712
0.7 315.0 0.722 0.234 0.2063
0.7 345.0 7.43 2.74 1.6326
0.9 15.0 2.92 0.899 1.1766
0.9 45.0 1.52 0.478 0.5561
0.9 75.0 3.48 0.732 0.7177
0.9 105.0 2.0 0.624 0.3918
0.9 135.0 2.21 0.598 0.5615
0.9 165.0 0.948 0.403 0.245
0.9 195.0 1.11 0.398 0.4704
0.9 225.0 1.91 0.562 0.4363
0.9 255.0 1.09 0.411 0.1344
0.9 285.0 4.13 0.812 1.007
0.9 315.0 3.37 1.12 0.9926
0.9 345.0 2.13 0.707 0.8212
Created in SINP MSU, CLAS Collaboration