CLAS Physics Database

Measurement E9M106

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: 1.64 GeV
ε: 0.338
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 0.157 0.117 0.0851
-0.9 45.0 0.854 0.565 0.3208
-0.9 75.0 0.311 0.323 1.3095
-0.9 105.0 2.39 2.94 1.4967
-0.9 135.0 4.31 4.32 2.6451
-0.9 255.0 1.98 2.43 0.7846
-0.9 285.0 5.95 8.43 2.2458
-0.9 315.0 0.528 0.566 0.3845
-0.9 345.0 0.674 0.372 0.145
-0.7 15.0 0.573 0.304 0.1606
-0.7 45.0 0.341 0.35 0.0618
-0.7 75.0 0.425 0.315 0.4587
-0.7 105.0 1.47 0.691 0.402
-0.7 225.0 2.59 1.9 1.0307
-0.7 255.0 0.521 0.319 0.1389
-0.7 285.0 0.932 0.718 0.2478
-0.7 315.0 1.43 0.831 0.339
-0.7 345.0 1.42 0.664 0.2936
-0.5 15.0 0.613 0.376 0.1498
-0.5 45.0 1.37 0.875 0.2674
-0.5 75.0 1.77 0.806 0.2084
-0.5 105.0 0.923 0.459 0.1976
-0.5 165.0 10.6 13.0 2.6866
-0.5 225.0 2.08 1.26 0.4441
-0.5 255.0 0.788 0.502 0.1611
-0.5 285.0 1.4 0.731 0.2134
-0.5 315.0 0.665 0.51 0.2398
-0.5 345.0 0.802 0.437 0.2401
-0.3 15.0 0.368 0.272 0.0673
-0.3 45.0 0.501 0.374 0.0873
-0.3 75.0 0.898 0.353 0.1639
-0.3 105.0 2.35 1.1 0.4283
-0.3 135.0 4.12 2.93 1.8244
-0.3 165.0 2.27 1.97 1.2664
-0.3 195.0 0.313 0.33 2.7
-0.3 225.0 0.496 0.371 0.5177
-0.3 255.0 0.992 0.45 0.1887
-0.3 285.0 0.968 0.356 0.1193
-0.3 315.0 1.35 0.751 0.214
-0.3 345.0 0.969 0.623 0.3467
-0.1 15.0 0.473 0.497 1.3535
-0.1 45.0 0.249 0.256 0.0235
-0.1 75.0 1.28 0.452 0.4233
-0.1 105.0 3.55 1.54 0.5798
-0.1 135.0 1.12 0.556 0.3057
-0.1 165.0 3.41 2.22 0.7703
-0.1 195.0 1.11 0.72 0.3845
-0.1 225.0 1.4 0.593 0.1584
-0.1 255.0 1.89 0.992 0.5898
-0.1 285.0 0.834 0.368 0.1368
-0.1 315.0 1.01 0.774 0.152
-0.1 345.0 0.712 0.771 0.3615
0.1 15.0 0.695 0.739 0.0391
0.1 45.0 2.89 1.62 0.6658
0.1 75.0 1.25 0.489 0.1502
0.1 105.0 0.975 0.606 0.4105
0.1 135.0 1.1 0.489 0.7158
0.1 165.0 0.651 0.705 0.3445
0.1 225.0 3.04 1.46 0.5515
0.1 255.0 1.28 0.583 0.5879
0.1 285.0 3.35 1.07 0.5252
0.1 315.0 1.3 0.612 0.4028
0.3 15.0 6.23 5.41 0.8505
0.3 45.0 2.53 1.21 0.061
0.3 75.0 0.732 0.392 0.0935
0.3 105.0 0.573 0.344 0.3177
0.3 135.0 1.24 0.703 0.1949
0.3 195.0 1.42 1.64 1.4995
0.3 225.0 0.76 0.375 0.193
0.3 255.0 1.28 0.583 0.1412
0.3 285.0 1.44 0.57 0.163
0.3 315.0 0.302 0.22 0.0887
0.3 345.0 1.73 1.2 0.0255
0.5 15.0 4.64 3.41 1.145
0.5 45.0 0.615 0.38 0.0823
0.5 75.0 1.46 0.601 0.1754
0.5 105.0 0.516 0.379 0.2102
0.5 135.0 0.728 0.447 0.1832
0.5 165.0 1.43 0.833 0.3442
0.5 195.0 1.95 1.08 0.2471
0.5 225.0 0.968 0.467 0.1266
0.5 255.0 3.04 1.07 1.4708
0.5 285.0 1.44 0.56 0.2397
0.5 315.0 0.875 0.476 0.2645
0.5 345.0 0.725 0.577 0.2412
0.7 15.0 4.76 3.1 10.1239
0.7 45.0 0.644 0.483 0.0587
0.7 75.0 1.33 0.493 0.7724
0.7 105.0 1.2 0.66 0.1726
0.7 135.0 0.834 0.452 0.0929
0.7 165.0 1.07 0.699 0.0915
0.7 195.0 2.23 1.23 0.4231
0.7 225.0 1.66 0.746 0.183
0.7 255.0 0.393 0.286 0.1772
0.7 285.0 1.05 0.405 0.1704
0.7 315.0 0.947 0.515 0.1967
0.7 345.0 1.58 0.999 0.4866
0.9 15.0 1.22 0.737 0.7233
0.9 45.0 2.26 0.927 0.6499
0.9 75.0 0.935 0.419 0.3337
0.9 105.0 2.47 1.28 1.0117
0.9 135.0 1.32 0.741 0.3588
0.9 165.0 0.555 0.59 0.3787
0.9 195.0 1.61 1.32 0.6931
0.9 225.0 0.882 0.475 0.3392
0.9 255.0 1.37 0.588 0.3089
0.9 285.0 3.01 0.858 1.1144
0.9 315.0 2.18 1.83 0.8717
0.9 345.0 4.42 3.14 1.5297