CLAS Physics Database

Measurement E9M96

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: 0.45 — 0.6 GeV2
W: 1.44 GeV
ε: 0.611
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 0.181 0.0949 0.034
-0.9 45.0 0.865 0.39 0.2038
-0.9 75.0 0.537 0.294 0.0748
-0.9 105.0 2.29 0.903 1.2134
-0.9 135.0 2.06 0.757 0.5282
-0.9 165.0 0.513 0.234 0.3525
-0.9 195.0 1.02 0.376 0.1263
-0.9 225.0 1.82 1.05 0.5786
-0.9 255.0 0.807 0.39 0.1299
-0.9 285.0 1.13 0.411 0.1242
-0.9 315.0 0.0829 0.085 0.0295
-0.9 345.0 0.406 0.198 0.0919
-0.7 15.0 0.463 0.154 0.1222
-0.7 45.0 1.32 0.492 0.1703
-0.7 75.0 1.87 0.691 0.2467
-0.7 105.0 1.89 0.848 0.3379
-0.7 135.0 1.67 1.05 0.9485
-0.7 165.0 5.32 3.39 1.4341
-0.7 195.0 3.98 2.17 6.6408
-0.7 225.0 1.47 0.814 0.4166
-0.7 255.0 2.01 0.747 0.3393
-0.7 285.0 1.21 0.498 0.2394
-0.7 315.0 0.294 0.153 0.0452
-0.7 345.0 0.892 0.295 0.2358
-0.5 15.0 1.82 0.446 0.4034
-0.5 45.0 1.7 0.433 0.2417
-0.5 75.0 3.45 0.792 0.0941
-0.5 105.0 2.22 0.506 0.1064
-0.5 135.0 2.26 0.554 0.2677
-0.5 165.0 6.54 5.35 3.6706
-0.5 195.0 2.74 3.36 0.9195
-0.5 225.0 2.45 0.768 0.4571
-0.5 255.0 2.38 0.589 0.381
-0.5 285.0 2.55 0.635 0.3803
-0.5 315.0 2.32 0.597 0.4664
-0.5 345.0 1.09 0.265 0.1503
-0.3 15.0 1.49 0.329 0.1412
-0.3 45.0 1.8 0.493 0.2006
-0.3 75.0 2.62 0.625 0.2192
-0.3 105.0 3.96 0.727 0.1705
-0.3 135.0 3.5 0.716 0.1756
-0.3 195.0 4.01 2.52 3.6554
-0.3 225.0 3.71 0.777 0.647
-0.3 255.0 2.27 0.441 0.1497
-0.3 285.0 2.17 0.521 0.2311
-0.3 315.0 2.58 0.57 0.4285
-0.3 345.0 1.43 0.314 0.312
-0.1 15.0 2.18 0.556 0.1025
-0.1 45.0 1.58 0.386 0.6123
-0.1 75.0 1.71 0.431 0.2639
-0.1 105.0 3.98 0.597 0.3792
-0.1 135.0 2.67 0.588 0.1475
-0.1 195.0 2.91 3.57 3.1501
-0.1 225.0 2.26 0.588 0.2529
-0.1 255.0 2.92 0.468 0.121
-0.1 285.0 2.56 0.533 0.1263
-0.1 315.0 1.88 0.43 0.4107
-0.1 345.0 1.85 0.482 0.114
0.1 15.0 2.43 0.611 0.2721
0.1 45.0 1.63 0.418 0.1344
0.1 75.0 2.09 0.437 0.0985
0.1 105.0 2.73 0.488 0.1392
0.1 135.0 6.38 1.89 1.739
0.1 195.0 5.5 5.03 1.6297
0.1 225.0 2.43 0.669 0.4776
0.1 255.0 4.68 0.755 0.6542
0.1 285.0 3.39 0.683 0.115
0.1 315.0 2.39 0.463 0.1791
0.1 345.0 1.33 0.354 0.077
0.3 15.0 1.16 0.281 0.2854
0.3 45.0 1.39 0.386 0.0982
0.3 75.0 2.68 0.514 0.1198
0.3 105.0 1.93 0.432 0.2182
0.3 135.0 2.72 0.938 0.4116
0.3 165.0 2.97 1.79 0.7891
0.3 195.0 1.16 0.723 0.4447
0.3 225.0 2.16 0.903 0.1122
0.3 255.0 3.36 0.588 0.2287
0.3 285.0 3.21 0.597 0.4757
0.3 315.0 1.48 0.358 0.1435
0.3 345.0 1.18 0.31 0.0805
0.5 15.0 1.85 0.42 0.5178
0.5 45.0 1.81 0.402 0.5283
0.5 75.0 2.91 0.626 0.2837
0.5 105.0 2.48 0.533 0.0903
0.5 135.0 2.22 0.844 0.2157
0.5 165.0 2.3 1.22 0.3951
0.5 195.0 0.989 0.551 0.3036
0.5 225.0 1.21 0.476 0.2517
0.5 255.0 2.35 0.498 0.2896
0.5 285.0 2.15 0.482 0.2287
0.5 315.0 1.95 0.471 0.0962
0.5 345.0 1.52 0.323 0.2628
0.7 15.0 2.06 0.524 0.1969
0.7 45.0 0.748 0.217 0.1574
0.7 75.0 1.55 0.401 0.2938
0.7 105.0 1.51 0.371 0.0919
0.7 135.0 0.529 0.4 0.1691
0.7 165.0 0.472 0.362 0.3605
0.7 195.0 1.49 0.67 2.314
0.7 225.0 2.01 0.892 0.8143
0.7 255.0 1.72 0.407 0.2622
0.7 285.0 1.33 0.303 0.315
0.7 315.0 1.95 0.485 0.2576
0.7 345.0 1.76 0.419 0.1111
0.9 15.0 0.762 0.262 0.1313
0.9 45.0 1.87 0.549 0.3854
0.9 75.0 0.781 0.277 0.1902
0.9 105.0 0.652 0.242 0.1719
0.9 135.0 0.542 0.343 0.2963
0.9 225.0 0.352 0.217 0.2502
0.9 255.0 0.658 0.258 0.0714
0.9 285.0 2.74 0.897 0.8888
0.9 315.0 1.05 0.334 0.1086
0.9 345.0 0.571 0.218 0.2718