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Measurement E8M66

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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 : 1.46 — 1.48 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 8.184 1.154 0.6763
7.5 45 7.265 1.525 0.663
7.5 75 10.64 2.033 0.7508
7.5 105 5.324 0.9889 0.6453
7.5 135 7.771 1.145 0.6948
7.5 165 4.7 0.7141 0.6128
7.5 195 5.285 0.8141 0.6362
7.5 225 5.545 0.9135 0.7128
7.5 255 6.216 1.025 0.6552
7.5 285 4.862 0.9044 0.6368
7.5 315 8.446 1.569 0.7417
7.5 345 9.474 1.84 0.7103
22.5 45 5.414 1.138 0.5617
22.5 75 7.846 1.183 0.6362
22.5 105 7.21 1.013 0.6007
22.5 135 4.357 0.5255 0.5457
22.5 165 4.02 0.4456 0.5396
22.5 195 4.609 0.4939 0.5509
22.5 225 5.588 0.6425 0.5731
22.5 255 6.614 0.8827 0.5926
22.5 285 5.434 0.7969 0.5716
22.5 315 6.366 1.66 0.592
37.5 45 7.817 1.583 0.6851
37.5 75 6.746 0.475 0.6586
37.5 105 6.539 0.6712 0.6842
37.5 135 3.537 0.6341 0.626
37.5 165 2.407 0.5616 0.6131
37.5 225 4.977 0.8865 0.6342
37.5 255 6.895 0.693 0.6633
37.5 285 6.418 0.4321 0.6557
37.5 315 6.977 0.708 0.6756
52.5 45 5.183 0.593 0.4831
52.5 75 6.528 0.4151 0.5084
52.5 105 6.42 0.7011 0.5015
52.5 165 2.258 0.394 0.4362
52.5 195 3.829 1.915 0.4422
52.5 255 7.135 1.392 0.5366
52.5 285 6.02 0.392 0.4919
52.5 315 5.891 0.9347 0.4728
67.5 15 3.54 0.5867 0.3744
67.5 45 4.84 0.3606 0.3975
67.5 75 6.752 1.681 0.4483
67.5 105 6.917 1.802 0.4197
67.5 135 4.343 0.3256 0.3953
67.5 165 3.012 0.1956 0.3774
67.5 195 2.895 0.2061 0.3655
67.5 225 4.154 0.2892 0.3891
67.5 255 5.607 0.5246 0.451
67.5 285 4.925 0.6279 0.4221
67.5 315 4.649 0.4278 0.3901
67.5 345 2.971 0.4463 0.3685
82.5 15 1.848 0.2983 0.2542
82.5 45 3.232 0.3844 0.2802
82.5 75 3.98 0.4683 0.3071
82.5 105 4.601 0.2514 0.3232
82.5 135 3.762 0.2759 0.3049
82.5 165 3.018 0.212 0.2842
82.5 195 2.799 0.2047 0.2801
82.5 225 3.896 0.2987 0.2982
82.5 255 4.799 0.2588 0.3244
82.5 285 5.484 0.9204 0.3169
82.5 315 4.423 1.043 0.3005
82.5 345 1.793 0.3274 0.2565
97.5 45 2.416 0.2629 0.2285
97.5 75 3.3 0.2896 0.2557
97.5 105 4.09 0.2448 0.2833
97.5 135 3.039 0.279 0.245
97.5 165 2.321 0.2378 0.2273
97.5 195 2.253 0.2363 0.2301
97.5 225 3.512 0.3194 0.2738
97.5 255 3.389 0.2313 0.2541
97.5 285 3.688 0.3239 0.2576
97.5 315 2.317 0.2121 0.2329
112.5 15 1.056 0.2514 0.1569
112.5 45 1.798 0.202 0.1705
112.5 75 2.358 0.2432 0.1803
112.5 105 2.254 0.2013 0.1846
112.5 135 2.331 0.2279 0.1897
112.5 165 2.14 0.22 0.1934
112.5 195 2.04 0.2 0.1864
112.5 225 2.442 0.2366 0.1885
112.5 255 2.98 0.2527 0.2053
112.5 285 2.855 0.305 0.1922
112.5 315 1.434 0.1705 0.1674
112.5 345 0.9066 0.3224 0.1548
127.5 15 0.6914 0.2284 0.1613
127.5 45 1.346 0.1957 0.1695
127.5 75 1.928 0.2689 0.1824
127.5 105 1.79 0.1927 0.1864
127.5 135 1.632 0.2373 0.1866
127.5 165 1.889 0.3875 0.1939
127.5 195 1.24 0.246 0.1793
127.5 225 1.5 0.1989 0.1807
127.5 255 1.845 0.2071 0.1988
127.5 285 1.856 0.232 0.1852
127.5 315 1.058 0.1668 0.1667
127.5 345 0.6753 0.1458 0.1613
142.5 15 0.428 0.1648 0.07175
142.5 45 0.7549 0.166 0.1936
142.5 75 1.431 0.344 0.2021
142.5 105 1.321 0.362 0.197
142.5 135 1.58 0.4629 0.2217
142.5 225 1.215 0.3386 0.2057
142.5 255 2.612 1.337 0.2198
142.5 285 1.718 0.391 0.2062
142.5 315 0.7978 0.1646 0.1935
142.5 345 0.5026 0.1506 0.07177
157.5 345 0.2955 0.1392 0.01723