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Measurement E141M57

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: 2.6 GeV2
W: 1.705 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty syst. uncert.
-0.9 15.0 0.3419 0.0659 0.0159
-0.9 45.0 0.4433 0.0911 0.0319
-0.9 75.0 0.5516 0.1338 0.0554
-0.9 105.0 0.503 0.0813 0.0316
-0.9 135.0 0.4182 0.0921 0.056
-0.9 165.0 0.3128 0.0685 0.0964
-0.9 195.0 0.3161 0.0823 0.0926
-0.9 225.0 0.3131 0.058 0.0197
-0.9 255.0 0.3415 0.0664 0.0166
-0.9 285.0 0.3663 0.0819 0.0322
-0.9 315.0 0.3626 0.0654 0.0227
-0.9 345.0 0.3604 0.0591 0.0135
-0.7 15.0 0.363 0.0811 0.0202
-0.7 45.0 0.4282 0.0668 0.021
-0.7 75.0 0.3782 0.061 0.0199
-0.7 105.0 0.276 0.0355 0.0101
-0.7 135.0 0.2351 0.0375 0.0065
-0.7 165.0 0.1912 0.035 0.0065
-0.7 195.0 0.27 0.052 0.0318
-0.7 225.0 0.3273 0.0566 0.0117
-0.7 255.0 0.389 0.0543 0.0149
-0.7 285.0 0.3458 0.0565 0.0171
-0.7 315.0 0.4203 0.0644 0.0362
-0.7 345.0 0.2538 0.0733 0.0155
-0.5 15.0 0.2562 0.0638 0.0101
-0.5 45.0 0.4012 0.0725 0.0623
-0.5 75.0 0.357 0.0648 0.0152
-0.5 105.0 0.4618 0.0588 0.0063
-0.5 135.0 0.4082 0.062 0.0052
-0.5 165.0 0.3544 0.0505 0.014
-0.5 195.0 0.3939 0.0576 0.0277
-0.5 225.0 0.3502 0.0479 0.0102
-0.5 255.0 0.5257 0.0682 0.0068
-0.5 285.0 0.4843 0.08 0.0194
-0.5 315.0 0.2399 0.0414 0.0094
-0.3 15.0 0.3354 0.079 0.0034
-0.3 45.0 0.3991 0.0956 0.0283
-0.3 75.0 0.5471 0.0795 0.0111
-0.3 105.0 0.565 0.0756 0.0223
-0.3 135.0 0.4946 0.0634 0.0147
-0.3 165.0 0.4871 0.0589 0.0171
-0.3 195.0 0.5016 0.0585 0.0149
-0.3 225.0 0.4921 0.0628 0.0156
-0.3 255.0 0.4953 0.0593 0.0093
-0.3 285.0 0.5604 0.0778 0.0365
-0.1 15.0 0.2305 0.0776 0.0085
-0.1 45.0 0.5378 0.1088 0.0305
-0.1 75.0 0.6981 0.092 0.033
-0.1 105.0 0.6893 0.0854 0.0262
-0.1 135.0 0.6202 0.0895 0.0232
-0.1 165.0 0.3856 0.0398 0.0095
-0.1 195.0 0.4393 0.0452 0.0111
-0.1 225.0 0.4539 0.0608 0.0176
-0.1 255.0 0.6226 0.0739 0.0215
-0.1 285.0 0.621 0.0845 0.0253
-0.1 315.0 0.4689 0.1219 0.0193
0.1 45.0 0.514 0.0768 0.0201
0.1 75.0 0.8169 0.1108 0.0382
0.1 105.0 0.579 0.0719 0.031
0.1 135.0 0.5473 0.0769 0.0209
0.1 165.0 0.4035 0.043 0.0102
0.1 195.0 0.4515 0.0486 0.0174
0.1 225.0 0.66 0.0758 0.0211
0.1 255.0 0.5637 0.069 0.0312
0.1 285.0 0.7213 0.1108 0.0317
0.1 315.0 0.5252 0.1002 0.035
0.3 15.0 0.3479 0.0658 0.0288
0.3 45.0 0.5595 0.0613 0.0215
0.3 75.0 0.8556 0.0891 0.0392
0.3 105.0 0.8804 0.0979 0.0376
0.3 135.0 0.6195 0.0652 0.0269
0.3 165.0 0.4435 0.0374 0.0255
0.3 195.0 0.5069 0.0452 0.0124
0.3 225.0 0.4527 0.0548 0.0154
0.3 255.0 0.6213 0.0832 0.0406
0.3 285.0 0.801 0.0969 0.0346
0.3 315.0 0.6127 0.0769 0.0234
0.3 345.0 0.5045 0.1108 0.0182
0.5 15.0 0.3723 0.0658 0.0124
0.5 45.0 0.6232 0.0868 0.0268
0.5 75.0 0.7748 0.0872 0.0364
0.5 105.0 1.0955 0.1588 0.0488
0.5 135.0 0.5479 0.0721 0.0481
0.5 165.0 0.3204 0.0337 0.0126
0.5 195.0 0.307 0.0314 0.0112
0.5 225.0 0.4733 0.0672 0.0295
0.5 255.0 0.8927 0.1294 0.0748
0.5 285.0 0.9866 0.1485 0.0465
0.5 315.0 0.4652 0.0774 0.0205
0.5 345.0 0.4185 0.0805 0.0225
0.7 15.0 0.5637 0.062 0.018
0.7 45.0 0.6521 0.0867 0.0284
0.7 75.0 0.9755 0.1059 0.0614
0.7 105.0 1.0905 0.1427 0.0636
0.7 135.0 0.9253 0.1279 0.0613
0.7 165.0 0.7538 0.0935 0.0434
0.7 195.0 0.5915 0.0688 0.0252
0.7 225.0 0.8023 0.1237 0.04
0.7 255.0 0.8694 0.1247 0.0563
0.7 285.0 0.8804 0.1109 0.0495
0.7 315.0 0.6162 0.0941 0.0276
0.7 345.0 0.4146 0.0484 0.0131
0.9 15.0 1.0313 0.0931 0.0468
0.9 75.0 0.6795 0.0662 0.0184
0.9 105.0 0.83 0.0935 0.0498
0.9 135.0 0.7395 0.0905 0.0695
0.9 165.0 1.0373 0.1177 0.1169
0.9 195.0 0.9775 0.1089 0.1156
0.9 225.0 0.9737 0.1201 0.0812
0.9 255.0 0.7339 0.0793 0.0465
0.9 285.0 0.8136 0.0802 0.051
0.9 315.0 0.6108 0.0636 0.0443
0.9 345.0 1.0102 0.1027 0.033
Created in SINP MSU, CLAS Collaboration