Measurement E40M28
| Experiment: | EG1 | |
|---|---|---|
| Year: | 2000 |
|
| Spokespersons: | P. Stoler, V. Burkert, R. Minehart | |
| Reaction: | ep → π0p | |
| Polarization: | beam, target (longitudinal) | |
| Quantity: | At | |
| Q2: | 0.187 — 0.317 GeV2 | |
| W: | 1.3 — 1.4 GeV | |
| Publication: |
A. S. Biselli, V. D. Burkert, and CLAS Collaboration First measurement of target and double spin asymmetries for polarized e- polarized p → e p π0 in the nucleon resonance region above the Δ(1232) //
PRC 78, 045204 (2008)
|
|
| cos(θ) | φ, [deg] | At | uncertainty | syst. uncert. |
|---|---|---|---|---|
| -0.9 | -168.0 | -0.192 | 0.342 | 0.0245 |
| -0.7 | -168.0 | 0.185 | 1.527 | 0.0553 |
| -0.9 | -144.0 | -0.333 | 0.378 | 0.0743 |
| -0.7 | -144.0 | -0.58 | 0.116 | 0.0531 |
| -0.5 | -144.0 | -0.566 | 0.126 | 0.0457 |
| -0.3 | -144.0 | -0.362 | 0.215 | 0.0313 |
| -0.1 | -144.0 | -0.267 | 0.211 | 0.0301 |
| 0.1 | -144.0 | -0.315 | 0.115 | 0.0278 |
| 0.3 | -144.0 | -0.249 | 0.127 | 0.0329 |
| 0.5 | -144.0 | 0.071 | 0.195 | 0.0162 |
| 0.7 | -144.0 | -0.5 | 0.343 | 0.2059 |
| -0.9 | -120.0 | -0.657 | 0.341 | 0.1612 |
| -0.7 | -120.0 | -0.253 | 0.094 | 0.0246 |
| -0.5 | -120.0 | -0.432 | 0.107 | 0.0469 |
| -0.3 | -120.0 | -0.367 | 0.102 | 0.0248 |
| -0.1 | -120.0 | -0.382 | 0.168 | 0.0415 |
| 0.1 | -120.0 | -0.138 | 0.108 | 0.0135 |
| 0.3 | -120.0 | -0.251 | 0.093 | 0.027 |
| 0.5 | -120.0 | -0.113 | 0.141 | 0.0338 |
| 0.7 | -120.0 | 0.154 | 0.219 | 0.0294 |
| -0.9 | -96.0 | -0.219 | 0.196 | 0.0364 |
| -0.7 | -96.0 | -0.357 | 0.089 | 0.0361 |
| -0.5 | -96.0 | -0.221 | 0.067 | 0.0196 |
| -0.3 | -96.0 | -0.219 | 0.058 | 0.0133 |
| -0.1 | -96.0 | -0.221 | 0.065 | 0.0128 |
| 0.1 | -96.0 | -0.09 | 0.093 | 0.0107 |
| 0.3 | -96.0 | -0.196 | 0.12 | 0.023 |
| 0.5 | -96.0 | -0.083 | 0.126 | 0.0245 |
| 0.7 | -96.0 | -0.171 | 0.266 | 0.0929 |
| -0.9 | -72.0 | 0.338 | 0.329 | 0.1274 |
| -0.7 | -72.0 | -0.217 | 0.096 | 0.0267 |
| -0.5 | -72.0 | -0.185 | 0.068 | 0.0161 |
| -0.3 | -72.0 | -0.136 | 0.06 | 0.0097 |
| -0.1 | -72.0 | -0.116 | 0.065 | 0.0084 |
| -0.7 | -48.0 | 0.069 | 0.102 | 0.0148 |
| -0.5 | -48.0 | 0.074 | 0.092 | 0.0097 |
| -0.9 | -24.0 | -0.237 | 0.17 | 0.029 |
| -0.7 | -24.0 | -0.039 | 0.124 | 0.0091 |
| -0.5 | -24.0 | -0.058 | 0.182 | 0.0087 |
| -0.9 | 0.0 | -0.062 | 0.259 | 0.0215 |
| -0.7 | 0.0 | -0.139 | 0.21 | 0.0271 |
| -0.9 | 24.0 | 0.202 | 0.182 | 0.0393 |
| -0.7 | 24.0 | 0.006 | 0.151 | 0.0087 |
| -0.5 | 24.0 | 0.132 | 0.182 | 0.0202 |
| -0.9 | 48.0 | 0.485 | 0.245 | 0.1323 |
| -0.7 | 48.0 | 0.127 | 0.094 | 0.0159 |
| -0.5 | 48.0 | 0.18 | 0.096 | 0.0189 |
| -0.9 | 72.0 | 0.106 | 0.12 | 0.0187 |
| -0.7 | 72.0 | 0.162 | 0.098 | 0.0198 |
| -0.5 | 72.0 | 0.131 | 0.068 | 0.0116 |
| -0.3 | 72.0 | 0.041 | 0.059 | 0.0051 |
| -0.1 | 72.0 | -0.027 | 0.062 | 0.0023 |
| -0.9 | 96.0 | 0.488 | 0.184 | 0.0854 |
| -0.7 | 96.0 | 0.175 | 0.092 | 0.018 |
| -0.5 | 96.0 | 0.187 | 0.085 | 0.017 |
| -0.3 | 96.0 | 0.161 | 0.078 | 0.0118 |
| -0.1 | 96.0 | 0.154 | 0.074 | 0.0093 |
| 0.1 | 96.0 | 0.044 | 0.091 | 0.0053 |
| 0.3 | 96.0 | -0.052 | 0.084 | 0.0092 |
| 0.5 | 96.0 | 0.019 | 0.087 | 0.0185 |
| 0.7 | 96.0 | -0.183 | 0.121 | 0.0339 |
| -0.9 | 120.0 | 0.323 | 0.19 | 0.0494 |
| -0.7 | 120.0 | 0.536 | 0.153 | 0.0661 |
| -0.5 | 120.0 | 0.282 | 0.136 | 0.0233 |
| -0.3 | 120.0 | 0.159 | 0.391 | 0.0331 |
| -0.1 | 120.0 | 0.052 | 0.103 | 0.0026 |
| 0.1 | 120.0 | 0.001 | 0.099 | 0.0049 |
| 0.3 | 120.0 | 0.086 | 0.108 | 0.0137 |
| 0.5 | 120.0 | -0.104 | 0.143 | 0.0201 |
| 0.7 | 120.0 | -0.252 | 0.125 | 0.0364 |
| -0.9 | 144.0 | 0.552 | 0.327 | 0.175 |
| -0.7 | 144.0 | 0.526 | 0.26 | 0.1065 |
| -0.5 | 144.0 | 0.824 | 0.579 | 0.2075 |
| -0.3 | 144.0 | -0.138 | 0.173 | 0.0136 |
| -0.1 | 144.0 | 0.203 | 0.16 | 0.0183 |
| 0.1 | 144.0 | 0.254 | 0.174 | 0.0361 |
| 0.3 | 144.0 | 0.039 | 0.103 | 0.0141 |
| 0.5 | 144.0 | -0.375 | 0.12 | 0.0381 |
| 0.7 | 144.0 | 0.168 | 0.232 | 0.0608 |
| -0.9 | 168.0 | 0.132 | 0.362 | 0.0257 |
| -0.7 | 168.0 | -0.086 | 0.219 | 0.027 |
| 0.7 | 168.0 | 0.339 | 0.473 | 0.037 |