Measurement E151M2963
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.2271 | |
| Q2: | 0.0593 GeV2 | |
| W: | 1325.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9505 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.05 | 318.0 | 0.3074 | 0.2531 |
| 0.15 | 42.0 | 0.0058 | 0.25 |
| 0.15 | 66.0 | -0.0654 | 0.2787 |
| 0.15 | 306.0 | 0.07 | 0.226 |
| 0.15 | 318.0 | 0.0473 | 0.2713 |
| 0.25 | 66.0 | -0.2465 | 0.2089 |
| 0.25 | 78.0 | 0.2156 | 0.2495 |
| 0.25 | 294.0 | -0.1222 | 0.1608 |
| 0.25 | 306.0 | 0.1191 | 0.1657 |
| 0.25 | 318.0 | 0.3294 | 0.2181 |
| 0.35 | 66.0 | -0.0598 | 0.1572 |
| 0.35 | 78.0 | 0.1956 | 0.1492 |
| 0.35 | 90.0 | 0.4427 | 0.2666 |
| 0.35 | 282.0 | 0.2927 | 0.1793 |
| 0.35 | 294.0 | -0.0224 | 0.1448 |
| 0.35 | 306.0 | 0.0477 | 0.168 |
| 0.45 | 66.0 | 0.0812 | 0.137 |
| 0.45 | 78.0 | 0.2577 | 0.1282 |
| 0.45 | 90.0 | -0.0693 | 0.1698 |
| 0.45 | 270.0 | -0.1472 | 0.2356 |
| 0.45 | 282.0 | 0.1092 | 0.1911 |
| 0.45 | 294.0 | -0.0823 | 0.1407 |
| 0.45 | 306.0 | -0.2734 | 0.1922 |
| 0.55 | 66.0 | 0.3684 | 0.1508 |
| 0.55 | 78.0 | 0.1348 | 0.1364 |
| 0.55 | 90.0 | 0.2745 | 0.1647 |
| 0.55 | 102.0 | 0.0096 | 0.2108 |
| 0.55 | 246.0 | -0.0002 | 0.2755 |
| 0.55 | 258.0 | -0.1056 | 0.1876 |
| 0.55 | 270.0 | -0.3387 | 0.1929 |
| 0.55 | 282.0 | -0.1028 | 0.1573 |
| 0.55 | 294.0 | -0.2279 | 0.1799 |
| 0.65 | 66.0 | 0.1969 | 0.2239 |
| 0.65 | 78.0 | 0.0129 | 0.1524 |
| 0.65 | 90.0 | 0.0823 | 0.1782 |
| 0.65 | 102.0 | 0.397 | 0.1595 |
| 0.65 | 114.0 | 0.1054 | 0.1565 |
| 0.65 | 126.0 | -0.3851 | 0.1804 |
| 0.65 | 138.0 | 0.4492 | 0.2155 |
| 0.65 | 222.0 | 0.0375 | 0.2175 |
| 0.65 | 234.0 | -0.0504 | 0.1995 |
| 0.65 | 246.0 | -0.0744 | 0.1684 |
| 0.65 | 258.0 | -0.0596 | 0.1644 |
| 0.65 | 270.0 | 0.0683 | 0.1512 |
| 0.65 | 282.0 | 0.2023 | 0.1607 |
| 0.75 | 78.0 | -0.1678 | 0.2274 |
| 0.75 | 90.0 | 0.1097 | 0.1963 |
| 0.75 | 102.0 | -0.0804 | 0.148 |
| 0.75 | 114.0 | -0.1046 | 0.1329 |
| 0.75 | 126.0 | -0.1225 | 0.1481 |
| 0.75 | 138.0 | 0.0936 | 0.1378 |
| 0.75 | 150.0 | -0.0359 | 0.2066 |
| 0.75 | 162.0 | -0.2232 | 0.25 |
| 0.75 | 222.0 | -0.305 | 0.1807 |
| 0.75 | 234.0 | -0.0215 | 0.141 |
| 0.75 | 246.0 | -0.059 | 0.1305 |
| 0.75 | 258.0 | -0.2146 | 0.1316 |
| 0.75 | 270.0 | 0.188 | 0.1471 |
| 0.75 | 282.0 | -0.253 | 0.1858 |
| 0.85 | 102.0 | -0.0045 | 0.2051 |
| 0.85 | 114.0 | -0.0965 | 0.1447 |
| 0.85 | 126.0 | 0.0133 | 0.1296 |
| 0.85 | 138.0 | 0.1231 | 0.1436 |
| 0.85 | 150.0 | 0.0897 | 0.1675 |
| 0.85 | 162.0 | 0.3577 | 0.1507 |
| 0.85 | 174.0 | -0.1638 | 0.2142 |
| 0.85 | 186.0 | 0.206 | 0.2573 |
| 0.85 | 198.0 | 0.3486 | 0.1806 |
| 0.85 | 210.0 | -0.165 | 0.1919 |
| 0.85 | 222.0 | -0.0267 | 0.1583 |
| 0.85 | 234.0 | -0.1982 | 0.1297 |
| 0.85 | 246.0 | 0.0537 | 0.1151 |
| 0.85 | 258.0 | -0.1827 | 0.1164 |
| 0.85 | 270.0 | 0.0847 | 0.131 |
| 0.85 | 282.0 | -0.2745 | 0.2301 |
| 0.95 | 126.0 | -0.0752 | 0.203 |
| 0.95 | 138.0 | -0.4179 | 0.1938 |
| 0.95 | 150.0 | -0.1337 | 0.226 |
| 0.95 | 162.0 | -0.2276 | 0.2372 |
| 0.95 | 186.0 | -0.2527 | 0.2441 |
| 0.95 | 198.0 | -0.2788 | 0.2857 |
| 0.95 | 210.0 | -0.5548 | 0.1901 |
| 0.95 | 222.0 | -0.0679 | 0.2024 |
| 0.95 | 234.0 | -0.0619 | 0.194 |
| 0.95 | 246.0 | -0.2822 | 0.1869 |
| 0.95 | 258.0 | 0.4243 | 0.1671 |
Experiment comment: