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Measurement E141M73

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: 1.635 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty syst. uncert.
-0.9 75.0 0.3698 0.0883 0.0327
-0.9 105.0 0.3497 0.0903 0.0418
-0.9 135.0 0.4053 0.0898 0.058
-0.9 165.0 0.3883 0.0867 0.0816
-0.9 195.0 0.3777 0.075 0.052
-0.9 225.0 0.3563 0.072 0.0498
-0.9 255.0 0.3604 0.0813 0.0441
-0.9 285.0 0.3144 0.0751 0.0272
-0.9 315.0 0.2701 0.0649 0.0154
-0.9 345.0 0.2744 0.0565 0.01
-0.7 75.0 0.2009 0.046 0.0202
-0.7 105.0 0.4393 0.0739 0.0563
-0.7 135.0 0.3732 0.0622 0.0402
-0.7 165.0 0.3623 0.0603 0.0333
-0.7 195.0 0.3259 0.0516 0.0302
-0.7 225.0 0.369 0.0617 0.0395
-0.7 255.0 0.4027 0.0662 0.0515
-0.7 315.0 0.2337 0.0432 0.013
-0.5 15.0 0.3551 0.1 0.0124
-0.5 45.0 0.4806 0.1181 0.0189
-0.5 75.0 0.4607 0.0991 0.0218
-0.5 105.0 0.4536 0.0687 0.0112
-0.5 135.0 0.3615 0.0605 0.0081
-0.5 165.0 0.315 0.0463 0.017
-0.5 195.0 0.2918 0.0454 0.0139
-0.5 225.0 0.3507 0.0589 0.0073
-0.5 255.0 0.4388 0.067 0.0183
-0.5 285.0 0.4435 0.0845 0.0111
-0.3 15.0 0.3933 0.1102 0.0169
-0.3 45.0 0.5586 0.1059 0.0189
-0.3 75.0 0.4492 0.0856 0.0151
-0.3 105.0 0.5087 0.0807 0.0213
-0.3 135.0 0.3837 0.066 0.0281
-0.3 165.0 0.385 0.0526 0.0465
-0.3 195.0 0.3615 0.0481 0.0442
-0.3 225.0 0.3807 0.0523 0.0322
-0.3 255.0 0.4678 0.0665 0.007
-0.3 285.0 0.4277 0.0801 0.0149
-0.1 15.0 0.1596 0.0563 0.0026
-0.1 45.0 0.2955 0.0655 0.0091
-0.1 75.0 0.3387 0.0629 0.0123
-0.1 105.0 0.4552 0.076 0.0166
-0.1 135.0 0.4037 0.0598 0.0089
-0.1 165.0 0.4108 0.0537 0.0242
-0.1 195.0 0.4672 0.0568 0.0294
-0.1 225.0 0.4369 0.0661 0.0089
-0.1 255.0 0.4647 0.0671 0.0308
-0.1 285.0 0.4073 0.086 0.0092
-0.1 315.0 0.317 0.0972 0.0107
0.1 15.0 0.2929 0.1178 0.0101
0.1 45.0 0.3678 0.0725 0.0101
0.1 75.0 0.4806 0.0754 0.0197
0.1 105.0 0.3399 0.058 0.0168
0.1 135.0 0.3309 0.0472 0.0181
0.1 165.0 0.3233 0.0433 0.0046
0.1 195.0 0.3567 0.045 0.008
0.1 225.0 0.3399 0.053 0.0098
0.1 255.0 0.3996 0.0658 0.0108
0.1 285.0 0.469 0.0957 0.0204
0.1 315.0 0.4272 0.1134 0.0175
0.1 345.0 0.2127 0.1134 0.0067
0.3 15.0 0.4514 0.1519 0.0171
0.3 45.0 0.4629 0.0657 0.0195
0.3 75.0 0.4437 0.0593 0.0099
0.3 105.0 0.4506 0.0641 0.0303
0.3 135.0 0.3037 0.0434 0.0148
0.3 165.0 0.2467 0.0274 0.0161
0.3 195.0 0.2268 0.0252 0.0097
0.3 225.0 0.3392 0.055 0.0116
0.3 255.0 0.3795 0.0788 0.012
0.3 285.0 0.4696 0.0905 0.0318
0.3 315.0 0.5534 0.124 0.0182
0.3 345.0 0.554 0.2437 0.0224
0.5 15.0 0.3759 0.1118 0.026
0.5 45.0 0.5021 0.0884 0.0162
0.5 75.0 0.5435 0.0759 0.0205
0.5 105.0 0.5061 0.0803 0.0241
0.5 135.0 0.4144 0.0778 0.0165
0.5 165.0 0.3008 0.039 0.0153
0.5 195.0 0.2623 0.0325 0.0134
0.5 225.0 0.4483 0.0823 0.0208
0.5 255.0 0.4363 0.0922 0.0116
0.5 285.0 0.4365 0.0726 0.0089
0.5 315.0 0.6451 0.1429 0.0367
0.5 345.0 0.2762 0.0713 0.0142
0.7 15.0 0.4145 0.0636 0.0282
0.7 45.0 0.3988 0.0673 0.0129
0.7 75.0 0.449 0.0664 0.0201
0.7 105.0 0.453 0.0701 0.0313
0.7 135.0 0.3882 0.076 0.0171
0.7 165.0 0.3426 0.0528 0.0179
0.7 195.0 0.2376 0.0422 0.0137
0.7 225.0 0.3861 0.0728 0.0457
0.7 255.0 0.4473 0.0646 0.0191
0.7 285.0 0.4114 0.0673 0.0074
0.7 315.0 0.4155 0.0732 0.0132
0.7 345.0 0.4159 0.0665 0.0141
0.9 15.0 0.3963 0.0478 0.017
0.9 45.0 0.3569 0.0482 0.0158
0.9 75.0 0.3593 0.0451 0.0051
0.9 105.0 0.3556 0.0451 0.0236
0.9 135.0 0.2876 0.0387 0.0152
0.9 165.0 0.3186 0.0484 0.0194
0.9 195.0 0.3309 0.0454 0.0147
0.9 225.0 0.3632 0.0466 0.0213
0.9 255.0 0.3512 0.0431 0.0085
0.9 285.0 0.3664 0.0433 0.014
0.9 315.0 0.3432 0.0446 0.0085
0.9 345.0 0.4217 0.0512 0.0114
Created in SINP MSU, CLAS Collaboration