Measurement E151M2298
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.2105 | |
| Q2: | 0.205 GeV2 | |
| W: | 1565.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9175 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.15 | 54.0 | -0.0514 | 0.9559 |
| 0.15 | 66.0 | 1.1617 | 0.9735 |
| 0.15 | 282.0 | -0.3515 | 0.9846 |
| 0.25 | 66.0 | 0.1186 | 0.8186 |
| 0.25 | 282.0 | 0.9216 | 0.8 |
| 0.25 | 294.0 | -0.3478 | 0.906 |
| 0.35 | 66.0 | 1.2407 | 0.7426 |
| 0.35 | 270.0 | -0.1717 | 0.8093 |
| 0.35 | 282.0 | -0.0625 | 0.7558 |
| 0.45 | 54.0 | -0.2166 | 0.9563 |
| 0.45 | 66.0 | -0.2952 | 0.9884 |
| 0.45 | 90.0 | -1.0704 | 0.9873 |
| 0.45 | 102.0 | 0.3264 | 0.8866 |
| 0.45 | 114.0 | 0.147 | 1.024 |
| 0.45 | 258.0 | -0.8636 | 1.0355 |
| 0.45 | 270.0 | 0.4103 | 0.7871 |
| 0.45 | 282.0 | -1.2216 | 0.5849 |
| 0.45 | 294.0 | 0.0643 | 0.8558 |
| 0.55 | 54.0 | 0.3644 | 0.8592 |
| 0.55 | 90.0 | -0.4886 | 0.7695 |
| 0.55 | 102.0 | -0.3905 | 0.6122 |
| 0.55 | 114.0 | 0.0535 | 0.6096 |
| 0.55 | 126.0 | -0.9848 | 0.7983 |
| 0.55 | 138.0 | 0.6323 | 0.9347 |
| 0.55 | 234.0 | 0.1874 | 0.9481 |
| 0.55 | 258.0 | 0.4429 | 0.8956 |
| 0.55 | 270.0 | 0.5263 | 0.8423 |
| 0.55 | 282.0 | 0.7121 | 0.6902 |
| 0.55 | 306.0 | 0.3816 | 0.7847 |
| 0.65 | 90.0 | -0.1707 | 0.6265 |
| 0.65 | 102.0 | 0.4201 | 0.5515 |
| 0.65 | 114.0 | 0.0552 | 0.6717 |
| 0.65 | 126.0 | 0.7 | 0.7858 |
| 0.65 | 138.0 | -0.369 | 0.9719 |
| 0.65 | 198.0 | 0.0065 | 0.9806 |
| 0.65 | 210.0 | -1.037 | 0.9344 |
| 0.65 | 222.0 | 0.6584 | 0.6888 |
| 0.65 | 234.0 | 1.2176 | 0.6279 |
| 0.65 | 246.0 | -0.4707 | 0.7332 |
| 0.65 | 258.0 | -2.0707 | 0.804 |
| 0.65 | 294.0 | 0.5986 | 0.6884 |
| 0.65 | 306.0 | 0.8495 | 0.5835 |
| 0.75 | 66.0 | 0.2695 | 0.8127 |
| 0.75 | 78.0 | 0.3458 | 0.5998 |
| 0.75 | 90.0 | 0.3954 | 0.6668 |
| 0.75 | 102.0 | -0.4889 | 0.5001 |
| 0.75 | 114.0 | -0.5443 | 0.5883 |
| 0.75 | 126.0 | 0.2686 | 0.5943 |
| 0.75 | 138.0 | -0.5961 | 0.8309 |
| 0.75 | 186.0 | 0.6982 | 0.8475 |
| 0.75 | 198.0 | -0.2243 | 0.7687 |
| 0.75 | 210.0 | 0.8602 | 0.742 |
| 0.75 | 222.0 | 1.1512 | 0.5892 |
| 0.75 | 234.0 | 0.5955 | 0.5145 |
| 0.75 | 246.0 | 1.2154 | 0.5963 |
| 0.75 | 258.0 | 0.2206 | 0.6558 |
| 0.75 | 270.0 | 0.4106 | 0.9689 |
| 0.75 | 282.0 | -0.5247 | 0.7625 |
| 0.75 | 294.0 | -0.0492 | 0.674 |
| 0.75 | 306.0 | -0.4082 | 0.884 |
| 0.85 | 66.0 | -1.0541 | 0.5145 |
| 0.85 | 78.0 | 0.7503 | 0.5272 |
| 0.85 | 90.0 | -0.2472 | 0.629 |
| 0.85 | 102.0 | -0.4235 | 0.8077 |
| 0.85 | 114.0 | 1.1549 | 0.6122 |
| 0.85 | 126.0 | -0.1407 | 0.621 |
| 0.85 | 138.0 | 0.0492 | 0.7261 |
| 0.85 | 174.0 | -0.8325 | 1.0264 |
| 0.85 | 186.0 | 0.2167 | 0.9134 |
| 0.85 | 198.0 | -0.0701 | 0.6949 |
| 0.85 | 210.0 | 0.7079 | 0.5894 |
| 0.85 | 222.0 | 0.5541 | 0.5544 |
| 0.85 | 234.0 | -0.5606 | 0.4838 |
| 0.85 | 246.0 | 0.5803 | 0.4156 |
| 0.85 | 258.0 | 0.3523 | 0.5292 |
| 0.85 | 270.0 | 0.2263 | 0.5949 |
| 0.85 | 282.0 | 0.5313 | 0.7908 |
| 0.85 | 294.0 | 1.5258 | 0.7837 |
| 0.95 | 66.0 | 0.0489 | 0.8055 |
| 0.95 | 78.0 | 0.8257 | 0.6929 |
| 0.95 | 90.0 | -0.6041 | 0.5905 |
| 0.95 | 102.0 | -1.2887 | 0.7864 |
| 0.95 | 162.0 | 1.4729 | 0.9056 |
| 0.95 | 174.0 | 1.8035 | 0.8836 |
| 0.95 | 186.0 | -0.3555 | 0.6468 |
| 0.95 | 198.0 | 0.0565 | 0.6951 |
| 0.95 | 210.0 | 0.195 | 0.6941 |
| 0.95 | 222.0 | 0.2115 | 0.5599 |
| 0.95 | 234.0 | 0.0022 | 0.492 |
| 0.95 | 246.0 | 0.0593 | 0.5369 |
| 0.95 | 258.0 | 0.3125 | 0.4978 |
| 0.95 | 270.0 | 0.0814 | 0.4513 |
| 0.95 | 282.0 | -0.3171 | 0.4891 |
| 0.95 | 294.0 | 0.1327 | 0.5335 |
Experiment comment: