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Measurement E9M45

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: 1.38 GeV
ε: 0.6
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 0.145 0.0764 0.0282
-0.9 45.0 0.543 0.256 0.127
-0.9 75.0 0.459 0.258 0.1746
-0.9 105.0 0.246 0.143 0.1361
-0.9 135.0 0.729 0.385 0.1362
-0.9 165.0 0.571 0.249 0.0608
-0.9 195.0 0.311 0.154 0.0581
-0.9 225.0 0.395 0.209 0.3118
-0.9 255.0 1.49 0.776 0.5422
-0.9 285.0 0.218 0.113 0.1539
-0.9 315.0 0.0982 0.0783 0.0425
-0.9 345.0 0.201 0.101 0.032
-0.7 15.0 0.211 0.0868 0.1156
-0.7 45.0 0.734 0.279 0.0653
-0.7 75.0 0.405 0.166 0.1714
-0.7 105.0 0.835 0.429 0.3045
-0.7 135.0 0.444 0.214 0.1779
-0.7 165.0 0.936 0.402 0.1272
-0.7 195.0 0.382 0.169 0.0787
-0.7 225.0 0.521 0.223 0.0794
-0.7 255.0 1.07 0.567 0.3075
-0.7 285.0 0.56 0.201 0.1863
-0.7 315.0 0.639 0.227 0.2429
-0.7 345.0 0.345 0.144 0.003
-0.5 15.0 0.435 0.156 0.0577
-0.5 45.0 0.549 0.191 0.0329
-0.5 75.0 0.798 0.306 0.0973
-0.5 105.0 0.98 0.402 0.3335
-0.5 135.0 1.92 0.935 0.3181
-0.5 165.0 0.146 0.0919 0.0685
-0.5 195.0 2.19 0.98 0.4949
-0.5 225.0 0.734 0.388 0.3372
-0.5 255.0 1.47 0.671 0.3885
-0.5 285.0 1.96 0.778 0.7072
-0.5 315.0 1.22 0.4 0.3864
-0.5 345.0 0.13 0.078 0.031
-0.3 15.0 0.82 0.263 0.1514
-0.3 45.0 1.23 0.361 0.1051
-0.3 75.0 0.969 0.3 0.2701
-0.3 105.0 1.52 0.559 0.3967
-0.3 135.0 1.36 0.843 0.2266
-0.3 165.0 1.11 0.723 0.1969
-0.3 195.0 1.04 0.438 0.4416
-0.3 225.0 1.56 0.719 0.576
-0.3 255.0 3.01 1.1 0.6766
-0.3 285.0 1.04 0.416 0.1289
-0.3 315.0 0.793 0.242 0.0795
-0.3 345.0 0.764 0.247 0.2427
-0.1 15.0 0.765 0.218 0.3127
-0.1 45.0 0.745 0.251 0.0939
-0.1 75.0 1.57 0.431 0.5152
-0.1 105.0 0.878 0.349 0.2879
-0.1 135.0 1.8 0.848 0.7141
-0.1 165.0 0.79 0.916 1.0173
-0.1 195.0 4.79 4.39 1.8257
-0.1 225.0 2.43 1.28 0.6248
-0.1 255.0 1.42 0.45 0.1503
-0.1 285.0 1.41 0.401 0.0939
-0.1 315.0 1.64 0.511 0.1803
-0.1 345.0 0.52 0.159 0.2568
0.1 15.0 0.732 0.221 0.0129
0.1 45.0 1.15 0.298 0.1972
0.1 75.0 1.23 0.374 0.0308
0.1 105.0 1.01 0.371 0.2182
0.1 135.0 1.87 0.829 0.289
0.1 165.0 1.37 1.26 0.3793
0.1 195.0 3.27 2.86 1.7332
0.1 225.0 1.32 0.637 0.3609
0.1 255.0 1.42 0.467 0.1631
0.1 285.0 1.87 0.526 0.168
0.1 315.0 1.61 0.435 0.0994
0.1 345.0 1.04 0.283 0.254
0.3 15.0 1.17 0.292 0.4123
0.3 45.0 0.689 0.242 0.0653
0.3 75.0 1.21 0.405 0.0935
0.3 105.0 2.21 0.71 0.1933
0.3 135.0 1.56 0.733 0.4336
0.3 165.0 1.42 1.3 1.6517
0.3 225.0 0.377 0.191 0.3873
0.3 255.0 1.09 0.463 0.2285
0.3 285.0 0.802 0.277 0.3813
0.3 315.0 1.31 0.47 0.1728
0.3 345.0 2.35 0.733 0.6224
0.5 15.0 0.811 0.254 0.0465
0.5 45.0 1.28 0.472 0.1275
0.5 75.0 1.43 0.472 0.2513
0.5 105.0 0.86 0.329 0.1526
0.5 135.0 1.46 0.569 0.5947
0.5 225.0 1.04 0.461 0.3822
0.5 255.0 0.757 0.337 0.1095
0.5 285.0 1.02 0.376 0.1213
0.5 315.0 1.35 0.435 0.456
0.5 345.0 0.945 0.294 0.2009
0.7 15.0 0.511 0.187 0.058
0.7 45.0 0.876 0.335 0.0715
0.7 75.0 0.253 0.102 0.2774
0.7 135.0 0.9 0.471 0.403
0.7 165.0 1.09 1.54 0.3518
0.7 195.0 1.75 1.77 0.8448
0.7 225.0 0.588 0.354 1.3565
0.7 255.0 0.832 0.496 0.2659
0.7 285.0 1.83 0.695 0.6849
0.7 315.0 0.583 0.224 0.1105
0.7 345.0 0.62 0.313 0.3226
0.9 15.0 0.271 0.16 0.1078
0.9 45.0 1.18 0.641 0.4272
0.9 75.0 0.26 0.137 0.0684
0.9 105.0 0.3 0.178 0.5435
0.9 135.0 0.496 0.343 0.142
0.9 165.0 1.6 1.07 0.8566
0.9 195.0 1.01 0.685 1.9866
0.9 225.0 0.676 0.377 0.4955
0.9 255.0 1.21 1.31 1.9865
0.9 285.0 1.92 1.65 1.2061
0.9 315.0 1.24 0.682 0.444
0.9 345.0 0.831 0.606 0.2552
Created in SINP MSU, CLAS Collaboration