Measurement E151M1787
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1379 | |
| Q2: | 0.0593 GeV2 | |
| W: | 1415.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9219 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.15 | 30.0 | -1.0551 | 0.6664 |
| 0.15 | 66.0 | 0.2371 | 0.8327 |
| 0.25 | 42.0 | -0.5523 | 0.8655 |
| 0.25 | 54.0 | -0.4206 | 0.751 |
| 0.25 | 66.0 | -0.4521 | 0.5662 |
| 0.25 | 78.0 | 0.0333 | 0.5986 |
| 0.25 | 282.0 | 0.0276 | 0.6727 |
| 0.25 | 294.0 | -0.4874 | 0.6236 |
| 0.25 | 306.0 | -1.1288 | 0.6435 |
| 0.35 | 18.0 | -0.3418 | 0.7864 |
| 0.35 | 30.0 | 0.2315 | 0.7489 |
| 0.35 | 66.0 | 1.1143 | 0.3882 |
| 0.35 | 78.0 | -1.3508 | 0.4331 |
| 0.35 | 90.0 | -0.0521 | 0.6775 |
| 0.35 | 270.0 | 0.2263 | 0.6686 |
| 0.35 | 282.0 | -0.4478 | 0.4088 |
| 0.35 | 294.0 | -0.9932 | 0.418 |
| 0.35 | 306.0 | -0.8755 | 0.6053 |
| 0.35 | 318.0 | -0.853 | 0.6902 |
| 0.35 | 342.0 | -0.1635 | 0.8397 |
| 0.45 | 66.0 | 0.3173 | 0.4668 |
| 0.45 | 78.0 | 0.3011 | 0.4098 |
| 0.45 | 90.0 | -0.3172 | 0.5429 |
| 0.45 | 102.0 | 1.0877 | 0.6558 |
| 0.45 | 258.0 | 1.634 | 0.7372 |
| 0.45 | 270.0 | 0.6902 | 0.4974 |
| 0.45 | 282.0 | -0.1348 | 0.4005 |
| 0.45 | 294.0 | 0.2267 | 0.442 |
| 0.45 | 306.0 | -0.1861 | 0.6559 |
| 0.45 | 318.0 | -1.1496 | 0.716 |
| 0.55 | 66.0 | 0.3168 | 0.6214 |
| 0.55 | 78.0 | 0.0591 | 0.4398 |
| 0.55 | 90.0 | -0.1242 | 0.4784 |
| 0.55 | 102.0 | -1.321 | 0.5578 |
| 0.55 | 114.0 | -1.9029 | 0.4976 |
| 0.55 | 126.0 | -0.0728 | 0.6508 |
| 0.55 | 138.0 | 0.7581 | 0.7459 |
| 0.55 | 222.0 | -0.1283 | 0.7905 |
| 0.55 | 234.0 | 0.0936 | 0.6884 |
| 0.55 | 246.0 | -1.4255 | 0.4911 |
| 0.55 | 258.0 | 0.3616 | 0.5273 |
| 0.55 | 270.0 | -0.3126 | 0.4782 |
| 0.55 | 282.0 | 0.0441 | 0.4032 |
| 0.55 | 294.0 | -0.213 | 0.4927 |
| 0.55 | 306.0 | -0.1597 | 0.7968 |
| 0.65 | 66.0 | -0.2155 | 0.6005 |
| 0.65 | 78.0 | -0.2938 | 0.5568 |
| 0.65 | 90.0 | 1.159 | 0.5026 |
| 0.65 | 102.0 | 0.2811 | 0.4905 |
| 0.65 | 114.0 | -0.989 | 0.4832 |
| 0.65 | 126.0 | -0.4606 | 0.4935 |
| 0.65 | 138.0 | -0.6217 | 0.4922 |
| 0.65 | 150.0 | 0.3793 | 0.8055 |
| 0.65 | 210.0 | -0.7337 | 0.6672 |
| 0.65 | 222.0 | 0.266 | 0.5072 |
| 0.65 | 234.0 | 0.6968 | 0.4407 |
| 0.65 | 246.0 | 0.2998 | 0.4523 |
| 0.65 | 258.0 | 0.4105 | 0.4324 |
| 0.65 | 270.0 | 0.1395 | 0.4503 |
| 0.65 | 282.0 | 0.6375 | 0.5568 |
| 0.65 | 294.0 | -0.306 | 0.6068 |
| 0.65 | 306.0 | 1.3157 | 0.5974 |
| 0.75 | 66.0 | -0.8495 | 0.6681 |
| 0.75 | 78.0 | -0.0754 | 0.5933 |
| 0.75 | 90.0 | 0.8672 | 0.6773 |
| 0.75 | 102.0 | -0.1921 | 0.4873 |
| 0.75 | 114.0 | 0.2454 | 0.3955 |
| 0.75 | 126.0 | -0.2433 | 0.4346 |
| 0.75 | 138.0 | -0.5588 | 0.4772 |
| 0.75 | 150.0 | 0.3043 | 0.5147 |
| 0.75 | 174.0 | 0.6022 | 0.8312 |
| 0.75 | 198.0 | 1.2459 | 0.7484 |
| 0.75 | 210.0 | 0.2578 | 0.5622 |
| 0.75 | 222.0 | 0.6215 | 0.4151 |
| 0.75 | 234.0 | 0.3221 | 0.4189 |
| 0.75 | 246.0 | -0.5167 | 0.4222 |
| 0.75 | 258.0 | -1.1919 | 0.4515 |
| 0.75 | 270.0 | 0.2236 | 0.6517 |
| 0.75 | 282.0 | -0.3288 | 0.6834 |
| 0.75 | 294.0 | -0.8746 | 0.694 |
| 0.85 | 90.0 | 0.4741 | 0.7793 |
| 0.85 | 102.0 | 0.3396 | 0.6928 |
| 0.85 | 114.0 | 0.0267 | 0.5318 |
| 0.85 | 126.0 | 0.5778 | 0.4565 |
| 0.85 | 138.0 | 0.5877 | 0.5317 |
| 0.85 | 150.0 | 0.5057 | 0.7222 |
| 0.85 | 162.0 | 1.0777 | 0.7576 |
| 0.85 | 210.0 | 0.3238 | 0.5402 |
| 0.85 | 222.0 | -0.3534 | 0.4496 |
| 0.85 | 234.0 | -0.1414 | 0.4218 |
| 0.85 | 246.0 | -0.1864 | 0.3682 |
| 0.85 | 258.0 | 0.2711 | 0.4025 |
| 0.85 | 270.0 | 0.7752 | 0.552 |
| 0.95 | 114.0 | 1.4873 | 0.6292 |
| 0.95 | 126.0 | 0.9373 | 0.7278 |
| 0.95 | 210.0 | -0.4741 | 0.5552 |
| 0.95 | 222.0 | 0.6976 | 0.5416 |
| 0.95 | 234.0 | 0.328 | 0.5454 |
| 0.95 | 246.0 | -0.5869 | 0.4743 |
| 0.95 | 258.0 | 1.1749 | 0.6188 |
Experiment comment: