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Measurement E8M63

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Experiment: E89-038 CLAS experiment, 1999

Spokespersons: V. Burkert, R. Minehart

Experiment comment: Beam energy 1.515 GeV. Global 5.8% scaling systematic uncertainty for all data points

Measurement comment: Global 5.8% scaling systematic uncertainty

Publication:

Quantity measured: dσ/dΩ, mcbn/sterad
Differential cross section.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+n, polarization: none

Q2 : 0.45 — 0.55 GeV2
W : 1.4 — 1.42 GeV
Ebeam : 1.515 GeV

Select data slice:
θπ = deg

Fit φ dependence:

 Observable quantity measured (Y axis): dσ/dΩ, mcbn/sterad
Plot measurement data

Parameter (X axis): φπ, deg

Click here to get data in text file, delimited with tabs.

Click here to get calculated fit coefficients in text file, delimited with tabs.

Measured data:

θπ,
deg 		φπ,
deg 		dσ/dΩ,
mcbn/sterad 		Data errors,
mcbn/sterad 		Systematic errors,
mcbn/sterad
7.5 15 11.37 2.025 1.377
7.5 45 6.776 1.089 1.275
7.5 75 7.576 1.205 1.242
7.5 105 10.68 2.591 1.282
7.5 135 6.554 0.9742 1.235
7.5 165 7.55 1.044 1.231
7.5 195 9.376 1.247 1.288
7.5 225 8.03 1.415 1.267
7.5 255 7.063 1.462 1.252
7.5 285 11.81 2.548 1.296
7.5 315 7.497 1.476 1.256
7.5 345 8.139 1.654 1.264
22.5 15 7.122 1.403 0.7772
22.5 45 9.296 4.339 0.8103
22.5 75 9.829 1.722 0.8409
22.5 105 6.748 0.9377 0.7543
22.5 135 6.059 0.8468 0.7516
22.5 165 4.722 0.6082 0.7252
22.5 195 6.452 0.8182 0.7552
22.5 225 7.508 1.014 0.754
22.5 255 5.818 0.7821 0.7532
22.5 285 9.912 3.172 0.8208
22.5 315 10.62 2.724 0.8326
22.5 345 11.29 3.972 0.8606
37.5 45 6.165 0.536 0.6683
37.5 75 6.608 0.5654 0.6805
37.5 105 6.852 1.079 0.6892
37.5 255 7.638 1.839 0.7273
37.5 285 5.86 0.4717 0.6676
37.5 315 7.381 0.6777 0.6733
52.5 45 4.588 0.5364 0.4006
52.5 75 6.173 0.4911 0.4532
52.5 135 5.859 1.396 0.4251
52.5 165 3.042 0.2199 0.3822
52.5 195 2.941 0.2031 0.3744
52.5 225 5.804 1.296 0.4127
52.5 285 5.256 0.3923 0.4362
52.5 315 5.591 0.6535 0.4461
67.5 15 3.354 1.134 0.3035
67.5 45 4.468 0.477 0.352
67.5 75 4.603 0.7116 0.3521
67.5 105 4.349 0.2872 0.3542
67.5 135 3.943 0.3117 0.3348
67.5 165 2.796 0.1966 0.3163
67.5 195 2.384 0.1702 0.3108
67.5 225 3.383 0.2682 0.3221
67.5 255 4.498 0.3115 0.3409
67.5 315 4.063 0.5643 0.3336
82.5 15 1.344 0.2625 0.2041
82.5 45 2.866 0.6446 0.2388
82.5 75 3.095 0.3688 0.235
82.5 105 3.396 0.2072 0.2594
82.5 135 3.025 0.2567 0.25
82.5 165 1.803 0.1476 0.2146
82.5 195 2.202 0.1841 0.2232
82.5 225 2.589 0.2278 0.2365
82.5 255 3.84 0.2244 0.2543
82.5 285 3.397 0.4513 0.2534
82.5 315 3.95 2.254 0.253
82.5 345 1.163 0.3067 0.2002
97.5 45 1.557 0.2085 0.1748
97.5 75 2.27 0.2426 0.212
97.5 105 2.698 0.1944 0.2213
97.5 135 2.228 0.255 0.2066
97.5 165 2.081 0.2367 0.2023
97.5 195 1.986 0.2158 0.1917
97.5 225 2.369 0.2886 0.2106
97.5 255 2.598 0.22 0.2226
97.5 285 2.071 0.2112 0.2006
97.5 315 1.677 0.1982 0.1907
112.5 15 0.6183 0.1735 0.1079
112.5 45 0.982 0.1492 0.1115
112.5 75 1.415 0.2021 0.1292
112.5 105 1.467 0.1607 0.1306
112.5 135 1.447 0.186 0.1243
112.5 165 1.162 0.1322 0.125
112.5 195 1.162 0.1489 0.1255
112.5 225 1.046 0.1289 0.1178
112.5 255 1.442 0.1721 0.1276
112.5 285 1.209 0.1609 0.1274
112.5 315 1.094 0.1607 0.1299
112.5 345 0.5557 0.1796 0.1078
127.5 15 0.3519 0.135 0.04035
127.5 45 0.5701 0.09719 0.1304
127.5 75 0.8225 0.1665 0.1331
127.5 105 0.9246 0.1445 0.1374
127.5 135 1.131 0.2022 0.1651
127.5 165 0.6117 0.1312 0.1393
127.5 195 0.6435 0.1429 0.1323
127.5 225 0.6269 0.1068 0.1339
127.5 255 0.8932 0.1349 0.1369
127.5 285 0.6881 0.1141 0.1329
127.5 315 0.6522 0.1347 0.1293
127.5 345 0.3458 0.115 0.04033
142.5 15 0.1742 0.05985 0.0279
142.5 45 0.298 0.07177 0.03012
142.5 75 0.618 0.1194 0.1329
142.5 105 0.3636 0.1158 0.03167
142.5 135 0.6927 0.2322 0.1251
142.5 225 0.479 0.1286 0.1191
142.5 255 0.6019 0.1858 0.1238
142.5 285 0.753 0.371 0.1236
142.5 315 0.3358 0.08119 0.1207
142.5 345 0.283 0.09813 0.0298
157.5 15 0.1729 0.06495 0.02138
157.5 45 0.3268 0.2585 0.03305