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Measurement E141M92

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Experiment: Measurement of ep→e′nπ+ at 1.6<W<2.0 GeV and extraction of nucleon resonance electrocoupling at CLAS, 2014

Spokespersons: K. Park, V.D. Burkert, I.G. Aznauryan

Experiment comment: polarization of electron beam : ~80%

Publication:

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

Q2 : 3.15 GeV2
W : 2.01 GeV
Ebeam : 5.499 GeV

Select data slice:
cos(θ) =
Observable quantity measured (Y axis): dσ/dΩ, mcbn/rad
Plot measurement data

Parameter (X axis): φ, degree

Click here to view sliced data.

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

Measured data:

cos(θ) φ,
degree 		dσ/dΩ,
mcbn/rad 		Data errors,
mcbn/rad 		Systematic errors,
mcbn/rad
-0.9 7.5 0.0218 0.0147 0.0066
-0.9 22.5 0.0102 0.0064 0.0027
-0.9 37.5 0.0151 0.0149 0.0016
-0.9 52.5 0.0218 0.013 0.0082
-0.9 67.5 0.016 0.007 0.0094
-0.9 82.5 0.0279 0.0211 0.0045
-0.9 277.5 0.0184 0.0073 0.0072
-0.9 292.5 0.0187 0.0089 0.0047
-0.9 307.5 0.0239 0.0096 0.0038
-0.9 322.5 0.0129 0.0079 0.0009
-0.9 337.5 0.0276 0.0107 0.0026
-0.9 352.5 0.0188 0.0082 0.0049
-0.7 7.5 0.0278 0.0092 0.0074
-0.7 22.5 0.0198 0.008 0.0092
-0.7 37.5 0.0409 0.0137 0.0159
-0.7 52.5 0.0315 0.0096 0.0025
-0.7 67.5 0.0433 0.0143 0.011
-0.7 82.5 0.0275 0.009 0.005
-0.7 97.5 0.0117 0.0056 0.0016
-0.7 112.5 0.0336 0.0094 0.0049
-0.7 127.5 0.0216 0.0111 0.0066
-0.7 142.5 0.0094 0.0032 0.0011
-0.7 187.5 0.0033 0.0014 0.0019
-0.7 217.5 0.0254 0.0088 0.013
-0.7 232.5 0.0288 0.008 0.0042
-0.7 247.5 0.0246 0.0072 0.0057
-0.7 262.5 0.0353 0.0105 0.0048
-0.7 277.5 0.0489 0.0146 0.0078
-0.7 292.5 0.0253 0.0086 0.0059
-0.7 307.5 0.0224 0.0072 0.0028
-0.7 322.5 0.0431 0.0123 0.0088
-0.7 337.5 0.0516 0.0188 0.0102
-0.7 352.5 0.024 0.0078 0.0044
-0.5 37.5 0.025 0.0095 0.001
-0.5 52.5 0.0305 0.0096 0.0233
-0.5 67.5 0.0243 0.0087 0.0059
-0.5 82.5 0.0349 0.0123 0.0037
-0.5 97.5 0.0307 0.013 0.0064
-0.5 112.5 0.0184 0.0061 0.0014
-0.5 127.5 0.0116 0.0049 0.002
-0.5 142.5 0.02 0.0079 0.0065
-0.5 157.5 0.0146 0.0062 0.0025
-0.5 187.5 0.0124 0.0043 0.0015
-0.5 202.5 0.0145 0.0045 0.0017
-0.5 217.5 0.0084 0.0039 0.0018
-0.5 232.5 0.0251 0.0078 0.008
-0.5 247.5 0.0337 0.0087 0.0014
-0.5 262.5 0.0254 0.0079 0.0089
-0.5 277.5 0.0431 0.0151 0.006
-0.5 292.5 0.021 0.0082 0.0009
-0.5 307.5 0.0279 0.0108 0.0077
-0.3 37.5 0.0189 0.0082 0.0032
-0.3 52.5 0.0279 0.0127 0.001
-0.3 82.5 0.0208 0.009 0.007
-0.3 97.5 0.0186 0.0065 0.0023
-0.3 112.5 0.0224 0.0076 0.0039
-0.3 127.5 0.0321 0.0096 0.0095
-0.3 142.5 0.0116 0.0049 0.0007
-0.3 172.5 0.01 0.0034 0.0015
-0.3 202.5 0.0045 0.0031 0.0009
-0.3 217.5 0.0166 0.0059 0.0062
-0.3 232.5 0.0196 0.007 0.0056
-0.3 247.5 0.0199 0.007 0.0011
-0.3 262.5 0.0212 0.0079 0.0034
-0.1 22.5 0.0292 0.014 0.0014
-0.1 37.5 0.0158 0.0068 0.0026
-0.1 52.5 0.028 0.0115 0.0093
-0.1 82.5 0.0325 0.0115 0.008
-0.1 97.5 0.019 0.0071 0.0068
-0.1 112.5 0.0211 0.007 0.0068
-0.1 127.5 0.0203 0.0066 0.0066
-0.1 142.5 0.0153 0.0047 0.0011
-0.1 172.5 0.0209 0.0045 0.0061
-0.1 187.5 0.0148 0.0038 0.004
-0.1 202.5 0.0227 0.0056 0.0061
-0.1 217.5 0.0197 0.0069 0.0069
-0.1 232.5 0.0182 0.0067 0.0038
-0.1 247.5 0.0182 0.0078 0.0074
0.1 67.5 0.0397 0.0175 0.0209
0.1 82.5 0.0453 0.0171 0.007
0.1 112.5 0.0338 0.015 0.0035
0.1 127.5 0.02 0.0086 0.0051
0.1 142.5 0.0178 0.0076 0.0033
0.1 157.5 0.0204 0.0068 0.0027
0.1 172.5 0.0158 0.0041 0.003
0.1 187.5 0.0102 0.0035 0.0023
0.1 202.5 0.0128 0.005 0.0043
0.1 217.5 0.0153 0.0066 0.0022
0.1 277.5 0.0561 0.027 0.0228
0.3 37.5 0.0818 0.033 0.0226
0.3 52.5 0.0404 0.0197 0.009
0.3 67.5 0.0661 0.0213 0.015
0.3 82.5 0.1038 0.0446 0.0081
0.3 97.5 0.0842 0.0262 0.0161
0.3 112.5 0.0634 0.0204 0.0147
0.3 127.5 0.0703 0.0205 0.0116
0.3 142.5 0.0802 0.0236 0.014
0.3 157.5 0.0418 0.0137 0.0079
0.3 172.5 0.02 0.006 0.0068
0.3 187.5 0.0115 0.0045 0.0044
0.3 202.5 0.0628 0.0186 0.0093
0.3 217.5 0.0342 0.0142 0.0072
0.3 232.5 0.0557 0.0203 0.0181
0.3 247.5 0.0889 0.0408 0.0495
0.3 262.5 0.0592 0.033 0.011
0.3 277.5 0.0556 0.0272 0.0156
0.3 292.5 0.0613 0.0261 0.0137
0.3 307.5 0.0752 0.0292 0.009
0.5 37.5 0.07 0.0213 0.0052
0.5 52.5 0.0716 0.0211 0.0104
0.5 67.5 0.0671 0.0195 0.0092
0.5 82.5 0.0452 0.0147 0.0104
0.5 97.5 0.0585 0.0365 0.0046
0.5 112.5 0.1397 0.1079 0.0195
0.5 127.5 0.0597 0.0183 0.0085
0.5 142.5 0.0747 0.0277 0.0193
0.5 157.5 0.111 0.0318 0.0181
0.5 172.5 0.1013 0.0241 0.018
0.5 187.5 0.078 0.0177 0.0086
0.5 202.5 0.0921 0.0238 0.0134
0.5 217.5 0.0791 0.0272 0.0112
0.5 232.5 0.0541 0.0158 0.0037
0.5 247.5 0.0621 0.0198 0.0193
0.5 262.5 0.0547 0.056 0.0092
0.5 277.5 0.1058 0.0364 0.0203
0.5 292.5 0.0936 0.0293 0.0165
0.5 307.5 0.0356 0.0146 0.0056
0.5 322.5 0.048 0.0209 0.002
0.7 37.5 0.1512 0.0397 0.0207
0.7 52.5 0.1037 0.0271 0.0219
0.7 67.5 0.1347 0.03 0.0198
0.7 82.5 0.1217 0.0349 0.0215
0.7 97.5 0.1077 0.0647 0.0144
0.7 112.5 0.1931 0.1526 0.0354
0.7 127.5 0.1112 0.0308 0.0153
0.7 142.5 0.1759 0.0428 0.0148
0.7 157.5 0.117 0.0266 0.0199
0.7 172.5 0.1279 0.0278 0.017
0.7 187.5 0.1475 0.0309 0.0216
0.7 202.5 0.1727 0.0408 0.0254
0.7 217.5 0.127 0.0374 0.0166
0.7 232.5 0.1131 0.0331 0.0226
0.7 247.5 0.1633 0.043 0.0305
0.7 262.5 0.1718 0.0603 0.0385
0.7 277.5 0.1939 0.0756 0.0068
0.7 292.5 0.1644 0.0506 0.0222
0.7 307.5 0.1726 0.0548 0.0152
0.7 322.5 0.1056 0.0403 0.0284
0.9 7.5 0.3742 0.0712 0.0411
0.9 22.5 0.2514 0.0469 0.0375
0.9 37.5 0.254 0.0464 0.0364
0.9 52.5 0.2664 0.0492 0.0408
0.9 67.5 0.2948 0.0513 0.0366
0.9 82.5 0.1932 0.0325 0.0304
0.9 97.5 0.255 0.0481 0.0476
0.9 112.5 0.2618 0.0495 0.0291
0.9 127.5 0.1503 0.0266 0.0163
0.9 142.5 0.2934 0.0497 0.0425
0.9 157.5 0.3331 0.0567 0.0274
0.9 172.5 0.2586 0.0435 0.0388
0.9 187.5 0.4486 0.0857 0.0578
0.9 202.5 0.3267 0.0598 0.0389
0.9 217.5 0.3282 0.0577 0.0339
0.9 232.5 0.2956 0.0531 0.052
0.9 247.5 0.1946 0.0356 0.0253
0.9 262.5 0.3361 0.0618 0.045
0.9 277.5 0.2306 0.0444 0.032
0.9 292.5 0.221 0.041 0.0178
0.9 307.5 0.2893 0.061 0.0335
0.9 322.5 0.2257 0.0445 0.0251
0.9 337.5 0.258 0.0515 0.0117
0.9 352.5 0.2048 0.0341 0.0283