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Measurement E141M51

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: 1.645 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 0.4896 0.082 0.0141
-0.9 45.0 0.546 0.0946 0.0388
-0.9 75.0 0.5486 0.1172 0.0658
-0.9 105.0 0.3971 0.0811 0.0518
-0.9 135.0 0.422 0.0843 0.0625
-0.9 165.0 0.4052 0.09 0.0724
-0.9 195.0 0.455 0.1048 0.1037
-0.9 225.0 0.4708 0.0988 0.0625
-0.9 255.0 0.4153 0.082 0.0492
-0.9 285.0 0.4935 0.0971 0.0384
-0.9 315.0 0.5322 0.1039 0.0255
-0.9 345.0 0.4226 0.0934 0.0183
-0.7 15.0 0.6288 0.1204 0.0236
-0.7 75.0 0.625 0.1237 0.053
-0.7 105.0 0.6013 0.0938 0.0787
-0.7 135.0 0.6074 0.0905 0.0699
-0.7 165.0 0.4561 0.0822 0.0488
-0.7 195.0 0.4554 0.0715 0.0534
-0.7 225.0 0.4015 0.0666 0.0463
-0.7 255.0 0.6133 0.0965 0.0787
-0.7 285.0 0.5497 0.1059 0.0424
-0.7 315.0 0.5202 0.0934 0.0075
-0.7 345.0 0.5259 0.0978 0.0112
-0.5 15.0 0.1304 0.0349 0.0082
-0.5 45.0 0.7267 0.1558 0.0313
-0.5 75.0 0.6805 0.1127 0.0136
-0.5 105.0 0.6115 0.0983 0.0368
-0.5 135.0 0.5846 0.0803 0.044
-0.5 165.0 0.5149 0.0721 0.0619
-0.5 195.0 0.4366 0.0654 0.0487
-0.5 225.0 0.4734 0.0702 0.0358
-0.5 255.0 0.6968 0.0968 0.0278
-0.5 285.0 0.8586 0.1466 0.0288
-0.5 315.0 0.6351 0.1347 0.0251
-0.3 45.0 0.6215 0.1655 0.0271
-0.3 75.0 0.4853 0.0775 0.0161
-0.3 105.0 0.5405 0.0726 0.0238
-0.3 135.0 0.5975 0.0819 0.069
-0.3 165.0 0.5216 0.0669 0.0997
-0.3 195.0 0.5925 0.0754 0.1134
-0.3 225.0 0.5554 0.0708 0.064
-0.3 255.0 0.6034 0.0812 0.0278
-0.3 285.0 0.6292 0.0975 0.0165
-0.1 15.0 0.3463 0.1282 0.0528
-0.1 45.0 0.5779 0.1509 0.0213
-0.1 75.0 0.6362 0.0979 0.017
-0.1 105.0 0.5843 0.0852 0.0064
-0.1 135.0 0.6439 0.0795 0.016
-0.1 165.0 0.6622 0.0741 0.0449
-0.1 195.0 0.6296 0.0715 0.0428
-0.1 225.0 0.5962 0.0754 0.0151
-0.1 255.0 0.5546 0.0759 0.0052
-0.1 285.0 0.5897 0.1023 0.0107
0.1 45.0 0.6297 0.1043 0.0175
0.1 75.0 0.6719 0.1045 0.0162
0.1 105.0 0.5592 0.0754 0.0238
0.1 135.0 0.6039 0.0782 0.0072
0.1 165.0 0.562 0.062 0.0073
0.1 195.0 0.5673 0.0616 0.0071
0.1 225.0 0.6481 0.0887 0.013
0.1 255.0 0.5939 0.0839 0.0143
0.1 285.0 0.7751 0.134 0.0301
0.1 315.0 0.5196 0.1166 0.0141
0.3 15.0 0.5004 0.1136 0.0141
0.3 45.0 0.6115 0.0751 0.0121
0.3 75.0 0.7755 0.0905 0.0304
0.3 105.0 0.6593 0.075 0.0193
0.3 135.0 0.5497 0.0695 0.0156
0.3 165.0 0.5788 0.0526 0.0168
0.3 195.0 0.5263 0.05 0.0116
0.3 225.0 0.5929 0.0717 0.0322
0.3 255.0 0.6697 0.0883 0.0253
0.3 285.0 0.7569 0.1139 0.0414
0.3 315.0 0.6427 0.0883 0.0124
0.5 15.0 0.5676 0.1105 0.0171
0.5 45.0 0.7846 0.1117 0.0296
0.5 75.0 0.8948 0.1204 0.0206
0.5 105.0 0.7567 0.1136 0.0133
0.5 135.0 0.5813 0.0801 0.0125
0.5 165.0 0.4682 0.0521 0.0181
0.5 195.0 0.4253 0.0465 0.0139
0.5 225.0 0.6744 0.0944 0.0184
0.5 255.0 0.8207 0.1571 0.0376
0.5 285.0 0.8595 0.128 0.0282
0.5 315.0 0.7629 0.1256 0.0115
0.5 345.0 0.3734 0.0711 0.01
0.7 15.0 0.7442 0.0961 0.024
0.7 45.0 0.9881 0.1432 0.0178
0.7 75.0 1.2262 0.1507 0.0383
0.7 105.0 1.0185 0.1276 0.0401
0.7 135.0 1.0433 0.1644 0.0585
0.7 165.0 0.6495 0.0824 0.0278
0.7 195.0 0.7288 0.1001 0.0407
0.7 225.0 0.9804 0.1534 0.037
0.7 255.0 1.0646 0.168 0.0764
0.7 285.0 1.1654 0.1635 0.0441
0.7 315.0 0.7623 0.1055 0.018
0.7 345.0 0.5827 0.0704 0.0116
0.9 15.0 0.919 0.1009 0.0159
0.9 45.0 0.8941 0.0908 0.0159
0.9 75.0 0.986 0.1064 0.0579
0.9 105.0 0.7972 0.0947 0.0349
0.9 135.0 0.7618 0.0941 0.0231
0.9 165.0 0.6474 0.0827 0.0227
0.9 195.0 0.6479 0.0868 0.0208
0.9 225.0 0.7615 0.0993 0.037
0.9 255.0 0.6782 0.0815 0.0223
0.9 285.0 0.893 0.0997 0.0758
0.9 315.0 0.8696 0.0892 0.0154
0.9 345.0 0.9488 0.0983 0.0318
Created in SINP MSU, CLAS Collaboration