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Measurement E141M70

Experiment: Measurement of ep→e′nπ+ at 1.6<W<2.0 GeV and extraction of nucleon resonance electrocoupling at CLAS
Year: 2014

Experiment comment:

polarization of electron beam : ~80%
Spokespersons: K. Park, V.D. Burkert, I.G. Aznauryan
Reaction: ep → π+n
Polarization: beam
Quantity: dσ/dΩ
Q2: 3.15 GeV2
W: 1.605 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty syst. uncert.
-0.9 105.0 0.3412 0.0711 0.0386
-0.9 135.0 0.4491 0.0899 0.0524
-0.9 165.0 0.435 0.0765 0.0581
-0.9 195.0 0.3728 0.0666 0.0413
-0.9 225.0 0.4082 0.0763 0.0471
-0.9 255.0 0.4004 0.0889 0.0481
-0.9 285.0 0.3299 0.0839 0.0557
-0.7 75.0 0.2204 0.0464 0.0163
-0.7 105.0 0.4713 0.0758 0.0331
-0.7 135.0 0.4106 0.0716 0.0256
-0.7 165.0 0.3974 0.0613 0.0268
-0.7 195.0 0.3677 0.0643 0.0305
-0.7 225.0 0.397 0.0638 0.0282
-0.7 255.0 0.4568 0.0733 0.0313
-0.7 285.0 0.293 0.0553 0.0205
-0.5 45.0 0.4908 0.0967 0.013
-0.5 75.0 0.4312 0.0772 0.0114
-0.5 105.0 0.4912 0.0717 0.0213
-0.5 135.0 0.3943 0.061 0.015
-0.5 165.0 0.3384 0.0412 0.0075
-0.5 195.0 0.3005 0.0427 0.0065
-0.5 225.0 0.349 0.0497 0.0132
-0.5 255.0 0.4605 0.0675 0.0187
-0.5 285.0 0.5317 0.0838 0.0136
-0.5 315.0 0.4438 0.1004 0.0166
-0.3 15.0 0.4131 0.1099 0.0201
-0.3 45.0 0.4934 0.1285 0.0366
-0.3 75.0 0.4319 0.0744 0.0545
-0.3 105.0 0.548 0.0879 0.0456
-0.3 135.0 0.3715 0.0496 0.0355
-0.3 165.0 0.3911 0.0495 0.0358
-0.3 195.0 0.378 0.0477 0.0353
-0.3 225.0 0.4052 0.0608 0.039
-0.3 255.0 0.4916 0.0702 0.0412
-0.3 285.0 0.377 0.0682 0.0213
-0.3 315.0 0.5777 0.1591 0.0288
-0.1 15.0 1.018 0.5787 0.0503
-0.1 45.0 0.2702 0.0594 0.0091
-0.1 75.0 0.356 0.0604 0.0144
-0.1 105.0 0.3943 0.0577 0.0225
-0.1 135.0 0.3836 0.0567 0.0405
-0.1 165.0 0.3398 0.0431 0.0423
-0.1 195.0 0.4533 0.0558 0.0564
-0.1 225.0 0.4401 0.0611 0.0454
-0.1 255.0 0.4411 0.066 0.0251
-0.1 285.0 0.3921 0.0851 0.012
-0.1 315.0 0.2716 0.0753 0.0115
0.1 15.0 0.1353 0.0564 0.0097
0.1 45.0 0.3566 0.074 0.003
0.1 75.0 0.4392 0.0763 0.0071
0.1 105.0 0.2667 0.0442 0.0126
0.1 135.0 0.2706 0.0473 0.0198
0.1 165.0 0.3082 0.0391 0.0334
0.1 195.0 0.3316 0.0421 0.0344
0.1 225.0 0.2761 0.0432 0.0195
0.1 255.0 0.3212 0.0559 0.0092
0.1 285.0 0.3689 0.0814 0.0293
0.1 315.0 0.3047 0.0766 0.0023
0.1 345.0 0.1742 0.0694 0.0034
0.3 15.0 0.4296 0.1226 0.0138
0.3 45.0 0.407 0.0666 0.0258
0.3 75.0 0.4632 0.0681 0.0165
0.3 105.0 0.45 0.0678 0.0072
0.3 135.0 0.3101 0.0443 0.0093
0.3 165.0 0.2358 0.0265 0.0123
0.3 195.0 0.218 0.0263 0.0118
0.3 225.0 0.2961 0.0412 0.0134
0.3 255.0 0.3027 0.0607 0.0058
0.3 285.0 0.4036 0.0683 0.043
0.3 315.0 0.5184 0.0912 0.0307
0.3 345.0 0.5903 0.2432 0.0098
0.5 15.0 0.2726 0.0553 0.0063
0.5 45.0 0.4323 0.0828 0.0044
0.5 75.0 0.4989 0.0726 0.011
0.5 105.0 0.4681 0.0794 0.0109
0.5 135.0 0.4419 0.0737 0.0073
0.5 165.0 0.2894 0.0381 0.0282
0.5 195.0 0.2413 0.0317 0.009
0.5 225.0 0.4415 0.0816 0.0069
0.5 255.0 0.4895 0.0922 0.0239
0.5 285.0 0.3894 0.0753 0.0017
0.5 315.0 0.5591 0.1225 0.004
0.5 345.0 0.2022 0.051 0.0092
0.7 15.0 0.4123 0.0586 0.0064
0.7 45.0 0.348 0.0565 0.0098
0.7 75.0 0.3877 0.0542 0.0101
0.7 105.0 0.3903 0.0644 0.0142
0.7 135.0 0.3924 0.0713 0.0223
0.7 165.0 0.3651 0.0616 0.0168
0.7 195.0 0.2791 0.0449 0.0099
0.7 225.0 0.3369 0.064 0.0132
0.7 255.0 0.3335 0.0542 0.0096
0.7 285.0 0.3386 0.0519 0.0058
0.7 315.0 0.3221 0.0516 0.0058
0.7 345.0 0.4317 0.065 0.0095
0.9 15.0 0.3313 0.0417 0.0239
0.9 45.0 0.3387 0.0447 0.0218
0.9 75.0 0.325 0.0443 0.0128
0.9 105.0 0.3254 0.0412 0.012
0.9 135.0 0.247 0.0363 0.0135
0.9 165.0 0.3248 0.0473 0.0248
0.9 195.0 0.3409 0.0554 0.017
0.9 225.0 0.354 0.0514 0.0197
0.9 255.0 0.294 0.0374 0.0081
0.9 285.0 0.3152 0.0418 0.0151
0.9 315.0 0.2909 0.0381 0.0182
0.9 345.0 0.3322 0.0454 0.0171
Created in SINP MSU, CLAS Collaboration