Measurement E151M807
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.2216 | |
| Q2: | 0.101 GeV2 | |
| W: | 1415.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9321 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | 0.506 | 0.5082 |
| 0.35 | 66.0 | -0.0362 | 0.706 |
| 0.35 | 78.0 | 0.455 | 0.9491 |
| 0.35 | 282.0 | -0.3109 | 0.7581 |
| 0.35 | 294.0 | 0.2474 | 0.6207 |
| 0.35 | 306.0 | -0.64 | 0.76 |
| 0.45 | 66.0 | 1.7828 | 1.0828 |
| 0.45 | 78.0 | -0.6774 | 0.6833 |
| 0.45 | 282.0 | 0.2155 | 0.6423 |
| 0.45 | 294.0 | -1.2236 | 0.5124 |
| 0.55 | 78.0 | -0.921 | 0.7731 |
| 0.55 | 90.0 | 2.1084 | 1.2147 |
| 0.55 | 102.0 | -0.5933 | 1.0602 |
| 0.55 | 114.0 | -0.3805 | 1.1225 |
| 0.55 | 270.0 | -0.177 | 0.6762 |
| 0.55 | 282.0 | 1.0548 | 0.8845 |
| 0.55 | 294.0 | 0.6272 | 0.9773 |
| 0.55 | 306.0 | -0.0457 | 0.9176 |
| 0.65 | 90.0 | -0.8439 | 1.0381 |
| 0.65 | 102.0 | 0.4769 | 0.7969 |
| 0.65 | 114.0 | -0.1443 | 0.8135 |
| 0.65 | 126.0 | -1.1773 | 0.8573 |
| 0.65 | 138.0 | 0.1464 | 1.1523 |
| 0.65 | 234.0 | 0.1097 | 0.7588 |
| 0.65 | 246.0 | 1.2886 | 0.8818 |
| 0.65 | 258.0 | -0.4215 | 0.7609 |
| 0.75 | 90.0 | -0.132 | 1.138 |
| 0.75 | 102.0 | 0.4454 | 1.0253 |
| 0.75 | 114.0 | -0.4473 | 0.8168 |
| 0.75 | 126.0 | 0.8852 | 0.9272 |
| 0.75 | 138.0 | 0.52 | 0.8608 |
| 0.75 | 222.0 | -0.7513 | 0.8045 |
| 0.75 | 234.0 | -0.0289 | 0.7317 |
| 0.75 | 246.0 | 0.1267 | 0.6794 |
| 0.75 | 258.0 | 0.093 | 0.7121 |
| 0.75 | 270.0 | 1.8206 | 0.9434 |
| 0.85 | 78.0 | 0.6371 | 1.3354 |
| 0.85 | 90.0 | 1.4497 | 1.3809 |
| 0.85 | 102.0 | 1.9239 | 1.2074 |
| 0.85 | 114.0 | -0.2417 | 0.9895 |
| 0.85 | 126.0 | -0.5724 | 0.8791 |
| 0.85 | 138.0 | 0.1169 | 0.9114 |
| 0.85 | 150.0 | -0.0795 | 1.3542 |
| 0.85 | 210.0 | 3.889 | 3.889 |
| 0.85 | 234.0 | 1.4837 | 0.9346 |
| 0.85 | 246.0 | -0.7034 | 0.6833 |
| 0.85 | 258.0 | 0.7424 | 0.7892 |
| 0.85 | 270.0 | 0.2664 | 0.8024 |
| 0.85 | 282.0 | 0.2069 | 1.0731 |
| 0.95 | 234.0 | 0.7225 | 3.1203 |
| 0.95 | 246.0 | 7.6312 | 2.4793 |
| 0.95 | 258.0 | 0.3932 | 2.2616 |
| 0.95 | 270.0 | -2.5399 | 2.5812 |
| 0.25 | 294.0 | -0.3096 | 0.5216 |
| 0.35 | 66.0 | 0.9594 | 0.4625 |
| 0.35 | 78.0 | 0.5245 | 0.5476 |
| 0.35 | 282.0 | 0.0043 | 0.4738 |
| 0.35 | 294.0 | -0.1456 | 0.427 |
| 0.35 | 306.0 | 0.6066 | 0.5916 |
| 0.45 | 66.0 | 0.2736 | 0.5634 |
| 0.45 | 78.0 | 1.0876 | 0.4838 |
| 0.45 | 282.0 | -0.6443 | 0.4794 |
| 0.45 | 294.0 | -0.5036 | 0.4282 |
| 0.55 | 66.0 | 0.2668 | 0.5868 |
| 0.55 | 78.0 | -0.2512 | 0.5941 |
| 0.55 | 114.0 | 1.5534 | 0.6951 |
| 0.55 | 270.0 | 0.0421 | 0.5347 |
| 0.55 | 282.0 | -0.052 | 0.4582 |
| 0.55 | 294.0 | 0.6135 | 0.6167 |
| 0.65 | 66.0 | -0.3526 | 0.6315 |
| 0.65 | 102.0 | -0.0458 | 0.5717 |
| 0.65 | 114.0 | -0.4665 | 0.4496 |
| 0.65 | 126.0 | 0.3175 | 0.5606 |
| 0.65 | 138.0 | 0.723 | 0.7427 |
| 0.65 | 234.0 | -0.0289 | 0.5341 |
| 0.65 | 246.0 | -0.3555 | 0.6113 |
| 0.65 | 258.0 | -0.6211 | 0.5566 |
| 0.65 | 270.0 | -0.5983 | 0.4863 |
| 0.65 | 282.0 | -1.0041 | 0.5064 |
| 0.75 | 90.0 | 0.1133 | 0.717 |
| 0.75 | 102.0 | 1.0991 | 0.5059 |
| 0.75 | 114.0 | 0.7679 | 0.4843 |
| 0.75 | 126.0 | 0.9821 | 0.5404 |
| 0.75 | 138.0 | -0.2441 | 0.6689 |
| 0.75 | 150.0 | 0.3684 | 0.7922 |
| 0.75 | 210.0 | 0.3724 | 0.857 |
| 0.75 | 222.0 | -0.2464 | 0.6253 |
| 0.75 | 234.0 | -0.1518 | 0.4423 |
| 0.75 | 246.0 | 0.3354 | 0.4819 |
| 0.75 | 258.0 | 1.2624 | 0.5278 |
| 0.75 | 270.0 | 0.6711 | 0.6554 |
| 0.85 | 78.0 | -1.0306 | 0.5116 |
| 0.85 | 102.0 | 0.6761 | 0.7104 |
| 0.85 | 114.0 | 0.2191 | 0.6349 |
| 0.85 | 126.0 | 0.0973 | 0.5513 |
| 0.85 | 138.0 | 0.4574 | 0.7848 |
| 0.85 | 222.0 | 1.1621 | 0.7056 |
| 0.85 | 234.0 | 0.8847 | 0.567 |
| 0.85 | 246.0 | 0.4797 | 0.526 |
| 0.85 | 258.0 | -0.4803 | 0.4891 |
| 0.85 | 270.0 | 0.2054 | 0.5444 |
| 0.85 | 282.0 | -0.838 | 0.6039 |
| 0.95 | 90.0 | -2.0017 | 0.8575 |
| 0.95 | 222.0 | 1.3817 | 1.3976 |
| 0.95 | 234.0 | 1.4415 | 1.2192 |
| 0.95 | 246.0 | 1.6447 | 0.9323 |
| 0.95 | 258.0 | 0.8231 | 0.9411 |
| 0.95 | 270.0 | 0.6616 | 0.8575 |
Experiment comment: