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Measurement E9M48

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: 1.3 — 1.6 GeV2
W: 1.44 GeV
ε: 0.558
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 0.23 0.124 0.0462
-0.9 45.0 0.0766 0.0588 0.1254
-0.9 75.0 0.282 0.199 0.2465
-0.9 105.0 0.101 0.0779 0.0247
-0.9 135.0 0.512 0.254 1.2423
-0.9 165.0 0.111 0.0504 0.3639
-0.9 195.0 0.116 0.0758 0.13
-0.9 225.0 0.226 0.147 0.0772
-0.9 255.0 0.415 0.353 0.1733
-0.9 285.0 0.805 0.516 0.3048
-0.9 315.0 0.195 0.13 0.0955
-0.9 345.0 0.0579 0.0363 0.0315
-0.7 15.0 0.311 0.155 0.3108
-0.7 45.0 0.694 0.25 0.1235
-0.7 75.0 1.32 0.591 0.4941
-0.7 105.0 0.859 0.367 0.0935
-0.7 135.0 0.372 0.291 0.1223
-0.7 165.0 0.639 0.373 0.1228
-0.7 195.0 0.56 0.329 0.1998
-0.7 225.0 0.531 0.315 0.2166
-0.7 255.0 0.361 0.229 0.0557
-0.7 285.0 0.197 0.124 0.1883
-0.7 315.0 0.959 0.327 0.303
-0.7 345.0 0.335 0.168 0.0603
-0.5 15.0 0.878 0.448 0.0846
-0.5 45.0 0.386 0.163 0.0257
-0.5 75.0 1.02 0.411 0.1515
-0.5 105.0 0.25 0.184 0.1512
-0.5 135.0 0.573 0.643 0.201
-0.5 165.0 1.55 0.962 0.5986
-0.5 195.0 0.16 0.165 0.0133
-0.5 225.0 0.151 0.157 0.1131
-0.5 255.0 1.37 0.551 0.2295
-0.5 285.0 0.414 0.175 0.1469
-0.5 315.0 0.877 0.28 0.208
-0.5 345.0 0.314 0.17 0.0595
-0.3 15.0 1.02 0.375 0.1617
-0.3 45.0 0.85 0.326 0.1696
-0.3 75.0 0.657 0.269 0.0283
-0.3 105.0 1.5 0.47 0.2065
-0.3 135.0 2.87 1.62 1.4348
-0.3 195.0 1.13 1.39 0.5993
-0.3 225.0 0.965 0.611 0.2729
-0.3 255.0 1.35 0.468 0.233
-0.3 285.0 1.95 0.574 0.1891
-0.3 315.0 0.672 0.241 0.0595
-0.3 345.0 0.476 0.175 0.2249
-0.1 15.0 0.504 0.209 0.3481
-0.1 45.0 0.74 0.266 0.2083
-0.1 75.0 1.11 0.33 0.3397
-0.1 105.0 1.2 0.402 0.0604
-0.1 135.0 3.0 1.22 0.6627
-0.1 165.0 7.97 9.23 3.3751
-0.1 225.0 0.584 0.262 0.2089
-0.1 255.0 1.41 0.384 0.3008
-0.1 285.0 1.44 0.561 0.5466
-0.1 315.0 0.826 0.264 0.1485
-0.1 345.0 1.16 0.45 0.2129
0.1 15.0 0.856 0.372 0.2459
0.1 45.0 0.665 0.264 0.2806
0.1 75.0 1.78 0.566 0.2274
0.1 105.0 1.78 0.524 0.2652
0.1 135.0 0.939 0.301 0.2446
0.1 195.0 2.32 1.57 1.1253
0.1 225.0 0.858 0.314 0.0631
0.1 255.0 1.11 0.328 0.6207
0.1 285.0 1.06 0.352 0.0948
0.1 315.0 1.52 0.461 0.1118
0.1 345.0 0.486 0.183 0.1239
0.3 15.0 1.12 0.441 0.0956
0.3 45.0 0.989 0.323 0.4423
0.3 75.0 0.98 0.304 0.0912
0.3 105.0 1.84 0.557 0.4482
0.3 135.0 0.837 0.297 0.2338
0.3 195.0 0.4 0.44 0.2392
0.3 225.0 1.41 0.405 0.231
0.3 255.0 1.45 0.456 0.173
0.3 285.0 1.79 0.661 0.4483
0.3 315.0 1.3 0.418 0.0996
0.3 345.0 1.07 0.388 0.1885
0.5 15.0 1.36 0.466 0.1552
0.5 45.0 0.697 0.304 0.1446
0.5 75.0 0.707 0.226 0.0693
0.5 105.0 0.735 0.228 0.2993
0.5 135.0 1.08 0.398 0.1842
0.5 225.0 1.35 0.479 0.2659
0.5 255.0 0.873 0.33 0.2473
0.5 285.0 1.17 0.503 0.8349
0.5 315.0 0.55 0.252 0.121
0.5 345.0 0.68 0.24 0.1499
0.7 15.0 0.44 0.194 0.0647
0.7 45.0 0.679 0.299 0.0996
0.7 75.0 0.371 0.182 0.3073
0.7 105.0 0.434 0.172 0.4201
0.7 135.0 1.39 0.733 0.9239
0.7 225.0 0.457 0.166 0.2867
0.7 255.0 0.679 0.334 0.2116
0.7 285.0 0.749 0.351 0.2156
0.7 315.0 1.41 0.574 0.1031
0.7 345.0 0.55 0.302 0.2507
0.9 15.0 0.804 0.497 0.1947
0.9 45.0 0.457 0.327 0.1363
0.9 75.0 0.703 0.463 2.074
0.9 105.0 0.0362 0.0381 0.07
0.9 135.0 0.926 0.772 1.274
0.9 165.0 3.38 4.21 2.2129
0.9 195.0 0.416 0.593 0.4789
0.9 225.0 0.568 0.473 0.3349
0.9 255.0 2.43 1.63 1.2016
0.9 285.0 0.247 0.142 0.1844
0.9 315.0 2.65 2.9 1.4431
0.9 345.0 0.356 0.27 0.0623
Created in SINP MSU, CLAS Collaboration