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Measurement E8M45

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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 : 0.35 — 0.45 GeV2
W : 1.5 — 1.52 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 9.694 1.089 0.9782
7.5 45 9.612 1.149 0.9825
7.5 75 9.266 1.144 0.9546
7.5 105 7.841 0.951 0.9068
7.5 135 9.37 0.8923 0.9959
7.5 165 7.139 0.702 0.8825
7.5 195 9.11 0.8309 0.9
7.5 225 8.08 0.8395 0.9172
7.5 255 9.049 1.035 0.947
7.5 285 10.69 1.476 0.976
7.5 315 10.76 1.351 1.046
7.5 345 13.01 1.555 1.008
22.5 75 13.12 3.888 0.8685
22.5 105 6.122 0.7129 0.6518
22.5 135 6.673 0.5235 0.6657
22.5 165 4.062 0.3174 0.6181
22.5 195 4.034 0.2988 0.6205
22.5 225 5.074 0.4768 0.6371
22.5 255 7.111 0.8818 0.6757
22.5 285 10.55 1.834 0.7364
37.5 75 6.723 0.3195 0.4847
37.5 105 5.978 0.4308 0.4679
37.5 135 5.7 0.5613 0.4552
37.5 165 4.177 1.051 0.4245
37.5 195 3.455 0.5681 0.4208
37.5 225 4.641 0.4871 0.4488
37.5 255 6.017 0.4354 0.4773
37.5 285 6.837 0.3363 0.4863
52.5 45 4.912 0.5345 0.4425
52.5 75 5.943 0.2883 0.4536
52.5 165 3.289 1.21 0.4025
52.5 285 6.775 0.3446 0.4769
52.5 315 5.185 0.5404 0.4512
67.5 15 3.377 0.4602 0.326
67.5 45 3.811 0.2306 0.3402
67.5 75 5.622 0.9997 0.4045
67.5 105 5.055 0.5678 0.3678
67.5 135 3.538 0.2255 0.3362
67.5 165 2.323 0.1367 0.3194
67.5 195 2.143 0.126 0.3143
67.5 225 3.411 0.1989 0.3388
67.5 255 4.954 0.477 0.3744
67.5 285 5.262 0.5723 0.397
67.5 315 3.438 0.2298 0.3379
67.5 345 3.049 0.6273 0.3258
82.5 15 1.221 0.2029 0.2182
82.5 45 3.422 0.6805 0.2556
82.5 75 4.488 0.4563 0.2902
82.5 105 5.003 0.2173 0.306
82.5 135 3.264 0.2088 0.2658
82.5 165 2.164 0.1351 0.2354
82.5 195 2.213 0.1376 0.2412
82.5 225 3.219 0.1995 0.265
82.5 255 4.973 0.202 0.3207
82.5 285 4.576 0.3426 0.2831
82.5 315 3.001 0.4315 0.2633
82.5 345 1.843 0.9103 0.225
97.5 45 3.094 0.1849 0.273
97.5 75 4.226 0.2614 0.3068
97.5 105 4.066 0.196 0.302
97.5 135 3.666 0.2503 0.3005
97.5 165 2.079 0.1612 0.262
97.5 195 2.625 0.1902 0.2698
97.5 225 3.855 0.2636 0.2967
97.5 255 4.5 0.2089 0.3167
97.5 285 4.118 0.2574 0.2991
97.5 315 3.066 0.1878 0.2765
112.5 15 1.724 0.1698 0.2319
112.5 45 2.46 0.1774 0.2424
112.5 75 3.795 0.2404 0.2792
112.5 105 4.361 0.2448 0.3097
112.5 135 3.484 0.2168 0.2825
112.5 165 2.215 0.1704 0.2475
112.5 195 2.136 0.1533 0.2471
112.5 225 3.52 0.2267 0.2813
112.5 255 3.991 0.2223 0.2863
112.5 285 3.756 0.2458 0.2783
112.5 315 2.439 0.1791 0.2426
112.5 345 1.483 0.1701 0.2301
127.5 15 1.578 0.1841 0.1965
127.5 45 2.135 0.1721 0.2053
127.5 75 3.178 0.2275 0.2249
127.5 105 3.366 0.2177 0.2439
127.5 135 2.549 0.2053 0.2167
127.5 165 2.251 0.2613 0.2226
127.5 195 2.486 0.2947 0.2065
127.5 225 2.925 0.2637 0.2251
127.5 255 3.403 0.2222 0.2392
127.5 285 2.913 0.2086 0.228
127.5 315 2.126 0.1818 0.2033
127.5 345 1.298 0.1532 0.1896
142.5 15 0.7724 0.1114 0.2318
142.5 45 1.505 0.184 0.2413
142.5 75 2.007 0.1864 0.2446
142.5 105 2.825 0.4735 0.2655
142.5 135 2.06 0.3157 0.2457
142.5 225 2.222 0.5173 0.259
142.5 255 3.573 0.8205 0.2743
142.5 285 2.607 0.2664 0.2613
142.5 315 1.359 0.1879 0.2431
142.5 345 0.8598 0.1456 0.2358
157.5 15 1.646 0.4942 0.07059
157.5 345 0.7721 0.2354 0.07023