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Measurement E8M36

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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 : 1.32 — 1.34 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 12.32 1.198 1.142
7.5 45 12.52 1.403 1.131
7.5 75 18.06 1.984 1.22
7.5 105 14.78 1.702 1.099
7.5 135 15 1.958 1.171
7.5 165 15.21 4.404 1.132
7.5 195 14.98 3.067 1.135
7.5 225 17.78 2.363 1.37
7.5 255 14.19 1.607 1.14
7.5 285 13.58 1.565 1.125
7.5 315 16.4 1.946 1.238
7.5 345 12.6 1.379 1.131
22.5 15 11.77 0.9612 1.101
22.5 45 10.31 1.676 1.106
22.5 75 13.46 1.707 1.134
22.5 105 13.2 2.292 1.128
22.5 285 13.13 2.047 1.14
22.5 315 14.08 2.688 1.162
22.5 345 10.46 0.9601 1.088
37.5 45 10.04 1.544 0.8102
37.5 75 13.75 3.642 0.8664
37.5 135 8.744 0.6081 0.782
37.5 165 7.558 0.3914 0.7588
37.5 195 7.878 0.406 0.7691
37.5 225 9.826 0.7165 0.8004
37.5 285 14.35 2.202 0.9073
37.5 315 9.056 0.9053 0.7977
52.5 45 6.744 0.5021 0.5922
52.5 75 8.863 1.933 0.6508
52.5 105 8.678 0.5304 0.6354
52.5 135 7.511 0.4971 0.5926
52.5 165 6.241 0.3184 0.5652
52.5 195 5.862 0.303 0.5662
52.5 225 7.723 0.5105 0.6064
52.5 255 8.411 0.4976 0.6101
52.5 285 8.891 1.487 0.6182
52.5 315 7.03 0.4334 0.5864
67.5 45 4.276 0.8007 0.4061
67.5 75 6.343 0.5644 0.4671
67.5 105 7.642 0.3695 0.5046
67.5 135 5.904 0.4176 0.4554
67.5 165 4.443 0.2474 0.4284
67.5 195 4.776 0.2668 0.4438
67.5 225 7 0.55 0.4914
67.5 255 6.682 0.3303 0.4739
67.5 285 5.582 0.3853 0.4569
67.5 315 3.582 0.5907 0.4107
82.5 15 3.148 0.8604 0.3584
82.5 45 3.965 1.189 0.3628
82.5 75 5.46 0.3314 0.4181
82.5 105 5.735 0.2935 0.4355
82.5 135 5.362 0.4134 0.4076
82.5 165 3.786 0.2764 0.3777
82.5 195 3.913 0.2646 0.3831
82.5 225 4.587 0.3728 0.3972
82.5 255 5.585 0.2666 0.4181
82.5 285 5.472 0.3097 0.4109
82.5 315 3.996 1.016 0.3743
82.5 345 3.507 1.03 0.3561
97.5 45 2.362 0.1659 0.2571
97.5 75 4.938 0.4137 0.3256
97.5 105 4.746 0.2672 0.326
97.5 135 3.644 0.2727 0.2954
97.5 165 2.979 0.2002 0.2799
97.5 195 3.169 0.2161 0.2854
97.5 225 4.011 0.3087 0.3114
97.5 255 4.66 0.2476 0.3199
97.5 285 3.528 0.2832 0.3
97.5 315 2.52 0.1828 0.2697
112.5 15 0.8353 0.127 0.228
112.5 45 1.681 0.1472 0.2424
112.5 75 3.197 0.3346 0.2682
112.5 105 3.209 0.2085 0.2801
112.5 135 2.952 0.2845 0.2765
112.5 165 2.605 0.2541 0.2721
112.5 195 2.295 0.237 0.2414
112.5 225 2.813 0.2542 0.2697
112.5 255 3.102 0.2009 0.2776
112.5 285 2.806 0.2945 0.2696
112.5 315 1.582 0.1505 0.2345
112.5 345 0.9394 0.1307 0.2297
127.5 15 0.7188 0.1264 0.1731
127.5 45 1.175 0.1493 0.1817
127.5 75 1.699 0.1839 0.1919
127.5 105 2.284 0.2795 0.2231
127.5 135 2.216 0.3336 0.224
127.5 165 1.469 0.2828 0.1844
127.5 195 1.307 0.2291 0.1931
127.5 225 1.779 0.2206 0.1993
127.5 255 1.598 0.1646 0.1929
127.5 285 1.768 0.2033 0.1946
127.5 315 1.175 0.1531 0.1781
127.5 345 0.4192 0.08939 0.08539
142.5 15 0.376 0.09594 0.3342
142.5 45 0.7113 0.1217 0.3362
142.5 75 0.9683 0.1175 0.3416
142.5 105 1.539 0.5916 0.07537
142.5 255 1.905 0.4249 0.08488
142.5 285 0.9009 0.1444 0.3396
142.5 315 0.5267 0.1052 0.3347
142.5 345 0.3957 0.1198 0.3341
157.5 15 0.272 0.1239 0.03072
157.5 45 0.2756 0.1193 0.03083
157.5 315 0.7373 0.4464 0.05132
157.5 345 0.5098 0.1325 0.142