Measurement E151M2624
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0029 | |
| Q2: | 0.0023 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.6137 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.35 | 30.0 | 0.2242 | 0.1678 |
| 0.35 | 42.0 | -0.1008 | 0.1395 |
| 0.35 | 54.0 | -0.3178 | 0.1357 |
| 0.35 | 66.0 | 0.0705 | 0.2031 |
| 0.35 | 210.0 | 0.1484 | 0.2112 |
| 0.35 | 222.0 | -0.0471 | 0.2323 |
| 0.35 | 234.0 | 0.0319 | 0.2465 |
| 0.45 | 30.0 | 0.0759 | 0.1778 |
| 0.45 | 42.0 | 0.1518 | 0.1294 |
| 0.45 | 54.0 | 0.0417 | 0.1079 |
| 0.45 | 66.0 | 0.0764 | 0.1451 |
| 0.45 | 150.0 | 0.1421 | 0.1926 |
| 0.45 | 162.0 | -0.0777 | 0.1616 |
| 0.45 | 174.0 | -0.0063 | 0.1746 |
| 0.45 | 186.0 | -0.073 | 0.2555 |
| 0.45 | 198.0 | -0.2326 | 0.194 |
| 0.45 | 210.0 | -0.1558 | 0.1565 |
| 0.45 | 222.0 | -0.2113 | 0.1364 |
| 0.45 | 234.0 | -0.0138 | 0.136 |
| 0.45 | 246.0 | -0.1586 | 0.1679 |
| 0.55 | 18.0 | 0.1619 | 0.2383 |
| 0.55 | 30.0 | 0.3088 | 0.1964 |
| 0.55 | 42.0 | 0.186 | 0.1387 |
| 0.55 | 54.0 | -0.1962 | 0.1299 |
| 0.55 | 66.0 | -0.2217 | 0.1945 |
| 0.55 | 150.0 | -0.0585 | 0.1616 |
| 0.55 | 162.0 | 0.1508 | 0.1439 |
| 0.55 | 174.0 | 0.1161 | 0.1589 |
| 0.55 | 186.0 | -0.007 | 0.209 |
| 0.55 | 198.0 | -0.2436 | 0.2091 |
| 0.55 | 210.0 | 0.1036 | 0.1456 |
| 0.55 | 222.0 | 0.0052 | 0.1226 |
| 0.55 | 234.0 | 0.1271 | 0.1079 |
| 0.55 | 246.0 | 0.1581 | 0.1649 |
| 0.65 | 30.0 | -0.0135 | 0.2213 |
| 0.65 | 42.0 | 0.0803 | 0.1643 |
| 0.65 | 54.0 | -0.2015 | 0.1629 |
| 0.65 | 66.0 | -0.0371 | 0.2546 |
| 0.65 | 138.0 | 0.3084 | 0.1948 |
| 0.65 | 150.0 | 0.2211 | 0.1715 |
| 0.65 | 162.0 | 0.219 | 0.1616 |
| 0.65 | 174.0 | 0.148 | 0.1572 |
| 0.65 | 186.0 | 0.1483 | 0.2337 |
| 0.65 | 198.0 | 0.0251 | 0.2337 |
| 0.65 | 210.0 | -0.0068 | 0.1581 |
| 0.65 | 222.0 | 0.2075 | 0.1339 |
| 0.65 | 234.0 | 0.0646 | 0.1115 |
| 0.65 | 246.0 | -0.1207 | 0.1554 |
| 0.75 | 42.0 | 0.17 | 0.238 |
| 0.75 | 150.0 | -0.5672 | 0.2234 |
| 0.75 | 162.0 | 0.0785 | 0.2021 |
| 0.75 | 174.0 | -0.0764 | 0.2014 |
| 0.75 | 198.0 | 0.0893 | 0.2098 |
| 0.75 | 210.0 | 0.1546 | 0.1666 |
| 0.75 | 222.0 | 0.0544 | 0.1169 |
| 0.75 | 234.0 | -0.1808 | 0.1172 |
| 0.75 | 246.0 | 0.1856 | 0.1502 |
| 0.85 | 30.0 | 0.0068 | 0.24 |
| 0.85 | 138.0 | 0.0125 | 0.2281 |
| 0.85 | 150.0 | -0.0173 | 0.2511 |
| 0.85 | 162.0 | 0.0486 | 0.1998 |
| 0.85 | 210.0 | 0.2369 | 0.1628 |
| 0.85 | 222.0 | -0.0356 | 0.1359 |
| 0.85 | 234.0 | -0.1421 | 0.1367 |
| 0.85 | 246.0 | 0.166 | 0.1759 |
| 0.95 | 222.0 | 0.0629 | 0.2447 |
Experiment comment: