CLAS Physics Database

Measurement E9M105

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: 1.62 GeV
ε: 0.371
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 2.3 0.989 0.72
-0.9 45.0 0.575 0.282 0.1359
-0.9 75.0 2.05 1.06 0.3346
-0.9 105.0 0.644 0.691 0.2182
-0.9 135.0 2.16 2.66 1.0802
-0.9 225.0 0.55 0.596 0.4
-0.9 255.0 2.01 1.47 1.6615
-0.9 285.0 0.239 0.247 0.1084
-0.9 315.0 0.199 0.206 0.1303
-0.9 345.0 0.595 0.328 0.0655
-0.7 15.0 0.631 0.304 0.1427
-0.7 45.0 1.02 0.511 0.1785
-0.7 75.0 1.8 1.06 0.6282
-0.7 105.0 0.912 0.45 0.1682
-0.7 135.0 2.37 1.68 1.2219
-0.7 225.0 1.08 0.858 0.2314
-0.7 255.0 0.335 0.202 0.0805
-0.7 285.0 0.585 0.357 0.1238
-0.7 315.0 1.14 0.445 0.2749
-0.7 345.0 0.48 0.23 0.0624
-0.5 15.0 1.12 0.475 0.1886
-0.5 45.0 0.976 0.389 0.4213
-0.5 75.0 1.45 0.593 0.6568
-0.5 105.0 1.44 0.601 0.3955
-0.5 135.0 1.96 1.34 0.3802
-0.5 225.0 1.16 0.921 0.2929
-0.5 255.0 2.1 0.87 0.5837
-0.5 285.0 1.38 0.567 0.4181
-0.5 315.0 0.187 0.191 0.0922
-0.5 345.0 0.252 0.151 0.0658
-0.3 15.0 0.474 0.354 0.1369
-0.3 45.0 0.869 0.386 0.2608
-0.3 75.0 1.09 0.43 0.2349
-0.3 105.0 3.41 1.35 1.0576
-0.3 135.0 1.25 0.521 0.3956
-0.3 165.0 0.679 0.513 0.1166
-0.3 195.0 2.17 1.5 0.4883
-0.3 225.0 1.0 0.51 0.136
-0.3 255.0 1.01 0.414 0.2708
-0.3 285.0 0.927 0.362 0.1376
-0.3 315.0 0.561 0.27 0.0465
-0.3 345.0 1.11 0.52 0.113
-0.1 15.0 0.569 0.598 0.276
-0.1 45.0 0.845 0.452 0.1525
-0.1 75.0 1.35 0.455 0.1306
-0.1 105.0 0.498 0.234 0.0888
-0.1 135.0 2.16 0.799 0.4152
-0.1 165.0 0.372 0.277 0.193
-0.1 195.0 1.42 1.16 0.3899
-0.1 225.0 0.932 0.345 0.561
-0.1 255.0 0.852 0.408 0.1787
-0.1 285.0 1.82 0.567 0.2611
-0.1 315.0 0.536 0.326 0.0976
0.1 15.0 0.831 0.647 0.5494
0.1 45.0 0.692 0.378 0.0185
0.1 75.0 1.51 0.491 0.1043
0.1 105.0 1.57 0.587 0.1841
0.1 135.0 1.85 0.618 0.2411
0.1 165.0 2.07 1.13 0.6327
0.1 195.0 0.783 0.609 0.2744
0.1 225.0 1.02 0.354 0.4064
0.1 255.0 1.2 0.472 0.1398
0.1 285.0 0.423 0.197 0.0509
0.1 315.0 1.21 0.546 0.1556
0.1 345.0 0.498 0.539 0.0696
0.3 15.0 1.46 1.02 0.318
0.3 45.0 1.51 0.878 0.4104
0.3 75.0 2.07 0.672 0.1867
0.3 105.0 1.19 0.497 0.0802
0.3 135.0 0.783 0.346 0.0626
0.3 165.0 5.84 3.28 0.9939
0.3 195.0 2.6 1.44 0.5798
0.3 225.0 1.13 0.404 0.3639
0.3 255.0 1.4 0.55 0.3189
0.3 285.0 0.854 0.307 0.059
0.3 315.0 0.893 0.446 0.2049
0.5 15.0 2.13 1.95 0.3851
0.5 45.0 0.963 0.483 0.2223
0.5 75.0 0.612 0.233 0.0457
0.5 105.0 0.877 0.393 0.2089
0.5 135.0 0.93 0.357 0.1835
0.5 165.0 0.304 0.228 0.0324
0.5 195.0 0.589 0.37 0.0928
0.5 225.0 1.43 0.481 0.2043
0.5 255.0 0.204 0.211 0.0317
0.5 285.0 0.638 0.258 0.074
0.5 315.0 1.15 0.657 0.3006
0.5 345.0 4.68 2.5 0.5865
0.7 15.0 3.7 2.26 1.3894
0.7 45.0 1.02 0.398 0.4727
0.7 75.0 1.44 0.402 0.0875
0.7 105.0 0.738 0.451 0.1908
0.7 135.0 0.814 0.455 0.1513
0.7 165.0 0.297 0.312 0.2278
0.7 195.0 1.41 0.74 0.379
0.7 225.0 2.04 0.825 0.4277
0.7 255.0 1.19 0.447 0.1277
0.7 285.0 0.905 0.28 0.1801
0.7 315.0 0.566 0.234 0.1046
0.7 345.0 0.712 0.315 1.2097
0.9 15.0 1.96 1.16 0.8421
0.9 45.0 1.68 0.634 0.9112
0.9 75.0 2.55 0.783 0.8694
0.9 105.0 2.02 1.06 1.0855
0.9 135.0 2.53 0.998 0.6854
0.9 165.0 2.23 2.74 1.5382
0.9 195.0 1.0 0.564 0.3886
0.9 225.0 0.828 0.373 0.2234
0.9 255.0 0.143 0.145 0.0675
0.9 285.0 1.46 0.388 0.4609
0.9 315.0 0.553 0.3 0.4873
0.9 345.0 2.04 1.09 1.0014