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Measurement E8M61

Experiment: E89-038 CLAS experiment
Year: 1999

Measurement comment:

Global 5.8% scaling systematic uncertainty

Experiment comment:

Beam energy 1.515 GeV. Global 5.8% scaling systematic uncertainty for all data points
Spokespersons: V. Burkert, R. Minehart
Reaction: ep → π+n
Polarization: none
Quantity: dσ/dΩ
Q2: 0.45 — 0.55 GeV2
W: 1.36 — 1.38 GeV
Ebeam: 1.515 GeV
Publication:
under preparation //

Slice: θπ = deg

Measurement data
θπ, [deg] φπ, [deg] dσ/dΩ, [μb/sr] uncertainty
7.5 15.0 11.52 1.545
7.5 45.0 10.8 1.562
7.5 75.0 9.731 1.325
7.5 105.0 9.216 1.308
7.5 135.0 7.947 1.067
7.5 165.0 10.71 1.683
7.5 195.0 11.25 1.992
7.5 225.0 6.876 1.157
7.5 255.0 8.195 1.241
7.5 285.0 9.868 1.459
7.5 315.0 13.99 2.245
7.5 345.0 10.65 1.525
22.5 15.0 10.51 1.455
22.5 45.0 8.529 1.382
22.5 75.0 9.003 1.481
22.5 105.0 8.365 1.042
22.5 135.0 9.012 1.706
22.5 225.0 7.588 1.67
22.5 255.0 7.298 1.001
22.5 285.0 10.79 2.906
22.5 315.0 8.254 2.307
22.5 345.0 7.676 1.005
37.5 45.0 6.73 0.6341
37.5 75.0 8.336 0.7562
37.5 165.0 4.913 0.6264
37.5 195.0 5.025 0.932
37.5 285.0 8.21 0.9102
37.5 315.0 7.663 0.8527
52.5 45.0 6.686 0.9056
52.5 75.0 6.55 0.6868
52.5 105.0 8.342 2.828
52.5 135.0 5.354 0.4247
52.5 165.0 3.866 0.2356
52.5 195.0 4.303 0.2641
52.5 225.0 5.768 0.4277
52.5 255.0 5.866 1.88
52.5 285.0 7.498 0.8384
52.5 315.0 6.408 0.7824
67.5 45.0 3.766 0.4985
67.5 75.0 4.119 0.6321
67.5 105.0 5.531 0.3151
67.5 135.0 4.176 0.3198
67.5 165.0 2.78 0.1886
67.5 195.0 3.093 0.208
67.5 225.0 4.128 0.3122
67.5 255.0 5.472 0.3027
67.5 285.0 4.562 1.212
67.5 315.0 4.132 0.6742
82.5 15.0 1.047 0.1732
82.5 45.0 2.345 0.5228
82.5 75.0 3.185 0.2717
82.5 105.0 3.753 0.2358
82.5 135.0 3.129 0.2702
82.5 165.0 2.551 0.2053
82.5 195.0 2.947 0.2433
82.5 225.0 3.192 0.2746
82.5 255.0 4.11 0.2532
82.5 285.0 2.947 0.232
82.5 315.0 3.258 0.8431
82.5 345.0 1.414 0.2876
97.5 45.0 2.151 0.2417
97.5 75.0 2.26 0.2446
97.5 105.0 2.449 0.1751
97.5 135.0 2.17 0.2186
97.5 165.0 1.891 0.1985
97.5 195.0 2.436 0.2384
97.5 225.0 2.669 0.2627
97.5 255.0 2.549 0.1939
97.5 285.0 2.219 0.2205
97.5 315.0 1.644 0.1605
112.5 15.0 0.5084 0.1668
112.5 45.0 1.094 0.1396
112.5 75.0 1.625 0.2031
112.5 105.0 1.632 0.1683
112.5 135.0 1.479 0.1577
112.5 165.0 1.298 0.1788
112.5 195.0 1.427 0.1796
112.5 225.0 1.411 0.1553
112.5 255.0 1.576 0.163
112.5 285.0 1.536 0.2181
112.5 315.0 1.024 0.137
112.5 345.0 0.5736 0.1346
127.5 15.0 0.2951 0.07516
127.5 45.0 0.5442 0.1022
127.5 75.0 0.7452 0.1263
127.5 105.0 1.175 0.192
127.5 135.0 1.109 0.2623
127.5 165.0 0.9005 0.2145
127.5 195.0 0.9939 0.1923
127.5 225.0 0.9518 0.2051
127.5 255.0 0.8872 0.1199
127.5 285.0 0.7338 0.1368
127.5 315.0 0.5151 0.08945
127.5 345.0 0.2929 0.07826
142.5 15.0 0.3822 0.1479
142.5 45.0 0.2879 0.06737
142.5 75.0 0.6736 0.1721
142.5 105.0 0.5797 0.2763
142.5 135.0 0.5793 0.1472
142.5 225.0 0.6293 0.1588
142.5 255.0 0.6136 0.191
142.5 285.0 0.3014 0.07142
142.5 315.0 0.3504 0.08075
142.5 345.0 0.2651 0.08663
157.5 15.0 0.333 0.1264
157.5 75.0 0.5669 0.2428
157.5 315.0 0.2502 0.1489
157.5 345.0 0.4606 0.1964
Created in SINP MSU, CLAS Collaboration