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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 syst. uncert.
-0.9 15.0 0.635 0.241 0.1456
-0.9 45.0 0.954 0.44 0.2832
-0.9 75.0 0.456 0.341 0.2103
-0.9 105.0 0.923 0.457 0.8109
-0.9 135.0 1.52 1.21 0.6977
-0.9 225.0 1.35 0.917 0.8514
-0.9 255.0 1.91 1.25 1.0388
-0.9 285.0 0.226 0.231 0.2539
-0.9 315.0 1.19 0.532 0.2207
-0.9 345.0 0.918 0.301 0.0956
-0.7 15.0 1.34 0.386 0.1234
-0.7 45.0 0.594 0.265 0.1855
-0.7 75.0 0.831 0.365 0.1534
-0.7 105.0 2.65 0.754 0.6162
-0.7 135.0 1.27 0.627 0.2935
-0.7 225.0 1.03 0.652 0.3851
-0.7 255.0 1.38 0.468 0.3009
-0.7 285.0 1.86 0.742 0.3056
-0.7 315.0 0.577 0.275 0.0578
-0.7 345.0 1.02 0.371 0.1614
-0.5 15.0 1.4 0.37 0.1394
-0.5 45.0 1.26 0.45 0.4739
-0.5 75.0 1.82 0.584 0.354
-0.5 105.0 1.75 0.432 0.1947
-0.5 135.0 1.06 0.662 0.1712
-0.5 225.0 2.81 1.3 0.5671
-0.5 255.0 1.29 0.351 0.1251
-0.5 285.0 2.72 0.708 0.2847
-0.5 315.0 0.588 0.28 0.0751
-0.5 345.0 1.08 0.327 0.1742
-0.3 15.0 1.17 0.29 0.2255
-0.3 45.0 1.55 0.513 0.2673
-0.3 75.0 1.24 0.313 0.0797
-0.3 105.0 1.43 0.378 0.0507
-0.3 135.0 1.16 0.619 0.2443
-0.3 165.0 0.657 0.496 0.327
-0.3 195.0 1.49 0.757 0.3522
-0.3 225.0 2.43 1.29 0.3767
-0.3 255.0 2.17 0.468 0.3026
-0.3 285.0 2.53 0.598 0.5337
-0.3 315.0 0.708 0.303 0.161
-0.3 345.0 1.81 0.469 0.2359
-0.1 15.0 0.944 0.303 0.1317
-0.1 45.0 1.38 0.424 0.243
-0.1 75.0 2.11 0.433 0.1572
-0.1 105.0 2.0 0.434 0.1548
-0.1 135.0 0.888 0.32 0.194
-0.1 165.0 1.49 0.676 0.1853
-0.1 195.0 0.709 0.38 0.2793
-0.1 225.0 1.92 0.645 0.1211
-0.1 255.0 1.48 0.395 0.1084
-0.1 285.0 1.83 0.376 0.1979
-0.1 315.0 1.03 0.351 0.1305
-0.1 345.0 1.52 0.418 0.3701
0.1 15.0 0.511 0.311 0.2183
0.1 45.0 1.78 0.557 0.2196
0.1 75.0 2.29 0.459 0.1537
0.1 105.0 1.75 0.484 0.1442
0.1 135.0 1.97 0.511 0.176
0.1 165.0 2.36 0.976 0.438
0.1 195.0 1.62 0.548 0.483
0.1 225.0 2.66 0.642 0.4241
0.1 255.0 3.45 0.714 0.2416
0.1 285.0 1.59 0.313 0.2092
0.1 315.0 0.929 0.333 0.371
0.1 345.0 1.57 0.606 0.5292
0.3 15.0 0.82 0.448 0.1416
0.3 45.0 0.981 0.341 0.1275
0.3 75.0 1.41 0.341 0.2801
0.3 105.0 1.64 0.499 0.1423
0.3 135.0 1.56 0.446 0.1488
0.3 165.0 1.57 0.598 0.167
0.3 195.0 1.2 0.518 0.2063
0.3 225.0 2.0 0.481 0.1046
0.3 255.0 1.78 0.531 0.1067
0.3 285.0 1.66 0.38 0.3346
0.3 315.0 1.41 0.448 0.1336
0.3 345.0 0.328 0.248 0.1325
0.5 15.0 0.855 0.377 0.2226
0.5 45.0 1.32 0.434 0.1711
0.5 75.0 1.48 0.371 0.1257
0.5 105.0 1.32 0.401 0.0415
0.5 135.0 0.689 0.224 0.1874
0.5 165.0 3.19 1.21 0.7808
0.5 195.0 1.03 0.365 0.1148
0.5 225.0 2.09 0.605 0.1028
0.5 255.0 1.58 0.514 0.2871
0.5 285.0 1.8 0.407 0.2634
0.5 315.0 0.934 0.282 0.1243
0.5 345.0 3.0 1.28 0.9689
0.7 15.0 1.23 0.455 0.1412
0.7 45.0 0.804 0.316 0.053
0.7 75.0 1.92 0.492 0.4775
0.7 105.0 1.2 0.374 0.21
0.7 135.0 1.42 0.42 0.0808
0.7 165.0 1.33 0.601 0.4491
0.7 195.0 1.03 0.428 0.1106
0.7 225.0 1.27 0.382 0.2225
0.7 255.0 1.29 0.542 0.2278
0.7 285.0 1.51 0.318 0.2115
0.7 315.0 0.977 0.334 0.141
0.7 345.0 1.57 0.524 0.5456
0.9 15.0 1.6 0.675 0.4814
0.9 45.0 0.817 0.307 0.3042
0.9 75.0 1.43 0.356 0.3146
0.9 105.0 0.8 0.362 0.148
0.9 135.0 1.43 0.503 0.3368
0.9 165.0 1.06 0.526 0.1674
0.9 195.0 0.407 0.255 0.2487
0.9 225.0 0.783 0.314 0.2591
0.9 255.0 0.461 0.201 0.2568
0.9 285.0 1.2 0.341 0.3368
0.9 315.0 1.25 0.453 0.7371
0.9 345.0 3.25 1.22 1.2298
Created in SINP MSU, CLAS Collaboration