Measurement E151M3428
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.7759 | |
| Q2: | 0.348 GeV2 | |
| W: | 1325.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9473 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.05 | 54.0 | 0.0481 | 0.2628 |
| 0.05 | 66.0 | 0.525 | 0.2063 |
| 0.15 | 66.0 | -0.3271 | 0.222 |
| 0.15 | 294.0 | -0.0366 | 0.2652 |
| 0.25 | 54.0 | -0.1465 | 0.2665 |
| 0.25 | 66.0 | 0.0441 | 0.2431 |
| 0.25 | 294.0 | -0.2675 | 0.2329 |
| 0.35 | 54.0 | 0.1184 | 0.2765 |
| 0.35 | 66.0 | 0.3217 | 0.2677 |
| 0.35 | 294.0 | 0.1555 | 0.2729 |
| 0.45 | 78.0 | 0.0347 | 0.2633 |
| 0.45 | 90.0 | -0.4007 | 0.2367 |
| 0.45 | 282.0 | 0.0434 | 0.2565 |
| 0.55 | 66.0 | 0.3368 | 0.2436 |
| 0.55 | 78.0 | -0.1039 | 0.2293 |
| 0.55 | 90.0 | -0.0122 | 0.2249 |
| 0.55 | 102.0 | -0.1134 | 0.2739 |
| 0.55 | 270.0 | 0.4905 | 0.2254 |
| 0.55 | 282.0 | -0.2654 | 0.1782 |
| 0.65 | 66.0 | -0.2178 | 0.1978 |
| 0.65 | 78.0 | -0.3422 | 0.1696 |
| 0.65 | 90.0 | 0.1078 | 0.1747 |
| 0.65 | 102.0 | -0.0695 | 0.2092 |
| 0.65 | 258.0 | -0.2332 | 0.1883 |
| 0.65 | 270.0 | 0.0327 | 0.2103 |
| 0.65 | 282.0 | -0.1702 | 0.1746 |
| 0.65 | 294.0 | 0.2867 | 0.1822 |
| 0.75 | 54.0 | 0.0713 | 0.2546 |
| 0.75 | 66.0 | 0.1025 | 0.2005 |
| 0.75 | 78.0 | 0.1945 | 0.144 |
| 0.75 | 90.0 | -0.0261 | 0.1617 |
| 0.75 | 102.0 | 0.1108 | 0.1706 |
| 0.75 | 114.0 | 0.1743 | 0.2234 |
| 0.75 | 234.0 | 0.2948 | 0.243 |
| 0.75 | 246.0 | 0.1556 | 0.2312 |
| 0.75 | 258.0 | -0.0521 | 0.1841 |
| 0.75 | 270.0 | -0.2056 | 0.1578 |
| 0.75 | 282.0 | 0.0432 | 0.1802 |
| 0.75 | 294.0 | 0.0889 | 0.1698 |
| 0.75 | 306.0 | -0.0224 | 0.1909 |
| 0.75 | 318.0 | -0.0375 | 0.2432 |
| 0.85 | 42.0 | -0.1175 | 0.2566 |
| 0.85 | 66.0 | -0.267 | 0.1642 |
| 0.85 | 78.0 | 0.0788 | 0.1516 |
| 0.85 | 90.0 | 0.0648 | 0.1893 |
| 0.85 | 102.0 | 0.2945 | 0.1583 |
| 0.85 | 114.0 | 0.1031 | 0.1787 |
| 0.85 | 126.0 | -0.1682 | 0.1957 |
| 0.85 | 210.0 | -0.0305 | 0.2703 |
| 0.85 | 222.0 | -0.3574 | 0.2059 |
| 0.85 | 234.0 | -0.3373 | 0.1956 |
| 0.85 | 246.0 | 0.0582 | 0.1753 |
| 0.85 | 258.0 | -0.0629 | 0.194 |
| 0.85 | 270.0 | 0.0467 | 0.1687 |
| 0.85 | 282.0 | 0.1448 | 0.1474 |
| 0.85 | 294.0 | -0.0657 | 0.1665 |
| 0.85 | 306.0 | 0.0854 | 0.1752 |
| 0.85 | 318.0 | -0.2873 | 0.1719 |
| 0.85 | 330.0 | -0.1501 | 0.2547 |
| 0.95 | 66.0 | -0.2881 | 0.1922 |
| 0.95 | 78.0 | -0.0679 | 0.1976 |
| 0.95 | 90.0 | 0.3299 | 0.1959 |
| 0.95 | 102.0 | 0.2623 | 0.179 |
| 0.95 | 114.0 | -0.1102 | 0.2272 |
| 0.95 | 126.0 | 0.0039 | 0.2493 |
| 0.95 | 138.0 | 0.0798 | 0.2569 |
| 0.95 | 198.0 | -0.1807 | 0.2419 |
| 0.95 | 210.0 | 0.3935 | 0.2199 |
| 0.95 | 222.0 | 0.128 | 0.2207 |
| 0.95 | 234.0 | 0.2169 | 0.218 |
| 0.95 | 246.0 | 0.0171 | 0.2026 |
| 0.95 | 258.0 | 0.059 | 0.1912 |
| 0.95 | 270.0 | -0.027 | 0.1792 |
| 0.95 | 282.0 | 0.0858 | 0.197 |
| 0.95 | 294.0 | 0.1188 | 0.2429 |
| 0.95 | 306.0 | 0.3814 | 0.1719 |
| 0.95 | 318.0 | 0.0674 | 0.188 |
| 0.95 | 330.0 | -0.2507 | 0.2085 |
| 0.95 | 342.0 | -0.1834 | 0.2562 |
Experiment comment: