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Measurement E141M77

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: 1.675 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 0.238 0.0404 0.0079
-0.9 45.0 0.2238 0.0443 0.0111
-0.9 75.0 0.3216 0.0692 0.0165
-0.9 105.0 0.2833 0.0637 0.0316
-0.9 135.0 0.2437 0.062 0.0229
-0.9 165.0 0.2654 0.0552 0.0311
-0.9 195.0 0.2829 0.0641 0.0307
-0.9 225.0 0.2111 0.0481 0.0286
-0.9 255.0 0.2462 0.0454 0.0147
-0.9 285.0 0.2601 0.0546 0.0171
-0.9 315.0 0.2469 0.0456 0.0105
-0.9 345.0 0.273 0.049 0.005
-0.7 45.0 0.2796 0.0484 0.0222
-0.7 75.0 0.1957 0.043 0.0048
-0.7 105.0 0.2998 0.0546 0.0123
-0.7 135.0 0.2464 0.0497 0.0147
-0.7 165.0 0.2413 0.0463 0.0074
-0.7 195.0 0.212 0.0423 0.018
-0.7 225.0 0.2572 0.0429 0.0111
-0.7 255.0 0.2506 0.0449 0.0108
-0.7 285.0 0.3634 0.0648 0.0105
-0.7 315.0 0.253 0.053 0.0157
-0.7 345.0 0.2517 0.064 0.0152
-0.5 45.0 0.3891 0.0859 0.0327
-0.5 75.0 0.4451 0.0752 0.0143
-0.5 105.0 0.351 0.0493 0.0033
-0.5 135.0 0.2811 0.0447 0.0164
-0.5 165.0 0.2596 0.0428 0.0412
-0.5 195.0 0.2535 0.0398 0.0406
-0.5 225.0 0.3351 0.0485 0.0237
-0.5 255.0 0.3502 0.0544 0.0041
-0.5 285.0 0.2704 0.0546 0.0068
-0.5 315.0 0.3467 0.0903 0.025
-0.3 15.0 0.2646 0.0822 0.02
-0.3 45.0 0.3867 0.0633 0.0388
-0.3 75.0 0.3787 0.0729 0.0073
-0.3 105.0 0.4 0.0516 0.0069
-0.3 135.0 0.3675 0.0545 0.0197
-0.3 165.0 0.3176 0.0439 0.0403
-0.3 195.0 0.2663 0.0351 0.0338
-0.3 225.0 0.3241 0.045 0.0177
-0.3 255.0 0.3747 0.0534 0.0069
-0.3 285.0 0.4288 0.0749 0.0061
-0.1 15.0 0.1827 0.0681 0.0055
-0.1 45.0 0.3711 0.0803 0.0213
-0.1 75.0 0.4017 0.0625 0.0108
-0.1 105.0 0.5735 0.0768 0.0454
-0.1 135.0 0.443 0.0626 0.0055
-0.1 165.0 0.4398 0.0557 0.0132
-0.1 195.0 0.3787 0.0434 0.0107
-0.1 225.0 0.4566 0.0563 0.0092
-0.1 255.0 0.4935 0.066 0.0274
-0.1 285.0 0.4883 0.0916 0.006
-0.1 315.0 0.4215 0.107 0.0083
0.1 15.0 0.1367 0.0631 0.0105
0.1 45.0 0.4035 0.0769 0.0066
0.1 75.0 0.623 0.0848 0.0115
0.1 105.0 0.4618 0.0651 0.0033
0.1 135.0 0.3696 0.05 0.0218
0.1 165.0 0.2855 0.0313 0.0067
0.1 195.0 0.3051 0.036 0.0212
0.1 225.0 0.3549 0.0492 0.0146
0.1 255.0 0.5276 0.0855 0.0094
0.1 285.0 0.6779 0.139 0.0194
0.1 315.0 0.5454 0.1139 0.0154
0.1 345.0 0.0807 0.0435 0.0016
0.3 15.0 0.4515 0.0898 0.0487
0.3 45.0 0.5038 0.0649 0.004
0.3 75.0 0.4251 0.0525 0.0069
0.3 105.0 0.4293 0.0608 0.0122
0.3 135.0 0.2814 0.0361 0.0261
0.3 165.0 0.2141 0.0214 0.0052
0.3 195.0 0.192 0.0191 0.009
0.3 225.0 0.3569 0.0494 0.042
0.3 255.0 0.4448 0.0789 0.0084
0.3 285.0 0.5732 0.0827 0.0165
0.3 315.0 0.5756 0.0851 0.0046
0.3 345.0 0.4305 0.1582 0.009
0.5 15.0 0.4347 0.1059 0.0175
0.5 45.0 0.5119 0.0834 0.0197
0.5 75.0 0.5942 0.0733 0.0204
0.5 105.0 0.5701 0.0844 0.0322
0.5 135.0 0.4122 0.066 0.0115
0.5 165.0 0.2788 0.0328 0.0165
0.5 195.0 0.2565 0.0299 0.0126
0.5 225.0 0.4352 0.0673 0.0126
0.5 255.0 0.4438 0.0695 0.0106
0.5 285.0 0.4626 0.0792 0.006
0.5 315.0 0.6708 0.1468 0.0132
0.5 345.0 0.5239 0.1174 0.0039
0.7 15.0 0.4065 0.0635 0.0082
0.7 45.0 0.4726 0.0716 0.0153
0.7 75.0 0.5715 0.0811 0.0293
0.7 105.0 0.6239 0.0804 0.0383
0.7 135.0 0.5506 0.0889 0.038
0.7 165.0 0.4449 0.067 0.0282
0.7 195.0 0.3193 0.0516 0.0163
0.7 225.0 0.5223 0.0888 0.0194
0.7 255.0 0.6932 0.1124 0.0285
0.7 285.0 0.5215 0.077 0.0176
0.7 315.0 0.4706 0.0693 0.0092
0.7 345.0 0.3368 0.0488 0.0133
0.9 15.0 0.5674 0.0578 0.0281
0.9 45.0 0.4462 0.0506 0.0134
0.9 75.0 0.4742 0.0523 0.0265
0.9 105.0 0.4939 0.0584 0.0079
0.9 135.0 0.4702 0.0535 0.0153
0.9 165.0 0.3563 0.0447 0.0101
0.9 195.0 0.3535 0.0471 0.0068
0.9 225.0 0.4588 0.0533 0.0085
0.9 255.0 0.4864 0.0556 0.012
0.9 285.0 0.5034 0.0607 0.0313
0.9 315.0 0.5259 0.0621 0.0253
0.9 345.0 0.5865 0.0643 0.0234
Created in SINP MSU, CLAS Collaboration