Measurement E151M3200
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.4827 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9567 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | 0.2768 | 0.1937 |
| 0.25 | 306.0 | 0.1927 | 0.2507 |
| 0.35 | 66.0 | 0.1192 | 0.2126 |
| 0.35 | 78.0 | 0.3449 | 0.2205 |
| 0.35 | 294.0 | -0.0293 | 0.2612 |
| 0.45 | 66.0 | -0.1391 | 0.2157 |
| 0.45 | 78.0 | 0.0904 | 0.2652 |
| 0.45 | 282.0 | 0.0543 | 0.2679 |
| 0.55 | 66.0 | -0.0639 | 0.2549 |
| 0.55 | 270.0 | -0.0008 | 0.2184 |
| 0.65 | 102.0 | -0.1472 | 0.2334 |
| 0.65 | 258.0 | -0.2909 | 0.2247 |
| 0.65 | 270.0 | 0.0708 | 0.2034 |
| 0.65 | 282.0 | 0.1379 | 0.2006 |
| 0.75 | 90.0 | 0.2418 | 0.2196 |
| 0.75 | 102.0 | 0.1155 | 0.1948 |
| 0.75 | 114.0 | 0.0073 | 0.2442 |
| 0.75 | 126.0 | 0.5153 | 0.2108 |
| 0.75 | 234.0 | -0.0028 | 0.2286 |
| 0.75 | 246.0 | -0.0514 | 0.2236 |
| 0.75 | 258.0 | -0.2504 | 0.2025 |
| 0.75 | 270.0 | 0.0617 | 0.1769 |
| 0.75 | 282.0 | 0.0818 | 0.2102 |
| 0.85 | 90.0 | -0.089 | 0.2389 |
| 0.85 | 102.0 | 0.1997 | 0.1745 |
| 0.85 | 114.0 | -0.3219 | 0.1821 |
| 0.85 | 126.0 | -0.3816 | 0.183 |
| 0.85 | 138.0 | 0.1541 | 0.2338 |
| 0.85 | 150.0 | 0.1073 | 0.2458 |
| 0.85 | 246.0 | -0.1309 | 0.1748 |
| 0.85 | 258.0 | -0.1228 | 0.1669 |
| 0.85 | 270.0 | -0.0372 | 0.2033 |
| 0.85 | 282.0 | -0.1747 | 0.1699 |
| 0.95 | 102.0 | -0.0522 | 0.1953 |
| 0.95 | 114.0 | 0.4153 | 0.1765 |
| 0.95 | 126.0 | -0.2732 | 0.1902 |
| 0.95 | 138.0 | -0.3695 | 0.2051 |
| 0.95 | 150.0 | -0.0619 | 0.2666 |
| 0.95 | 162.0 | -0.346 | 0.2226 |
| 0.95 | 234.0 | 0.1261 | 0.2329 |
| 0.95 | 246.0 | -0.1376 | 0.1875 |
| 0.95 | 258.0 | 0.2434 | 0.2158 |
| 0.95 | 270.0 | 0.2505 | 0.03 |
| 0.95 | 282.0 | -0.3285 | 0.2329 |
| 0.05 | 306.0 | -0.117 | 0.261 |
| 0.15 | 66.0 | -0.2005 | 0.2447 |
| 0.15 | 306.0 | 0.0717 | 0.2385 |
| 0.25 | 66.0 | -0.3447 | 0.2031 |
| 0.35 | 66.0 | -0.0314 | 0.1891 |
| 0.35 | 78.0 | -0.223 | 0.19 |
| 0.35 | 294.0 | 0.0904 | 0.2441 |
| 0.35 | 306.0 | 0.2677 | 0.2396 |
| 0.45 | 66.0 | 0.2642 | 0.197 |
| 0.45 | 78.0 | 0.5564 | 0.1559 |
| 0.45 | 294.0 | -0.0595 | 0.239 |
| 0.55 | 66.0 | -0.0309 | 0.1994 |
| 0.55 | 78.0 | 0.1526 | 0.2304 |
| 0.55 | 270.0 | 0.1708 | 0.2234 |
| 0.65 | 258.0 | 0.2563 | 0.1816 |
| 0.65 | 270.0 | -0.068 | 0.1886 |
| 0.65 | 282.0 | 0.1814 | 0.2468 |
| 0.75 | 90.0 | 0.1548 | 0.2248 |
| 0.75 | 102.0 | -0.0632 | 0.196 |
| 0.75 | 114.0 | 0.3453 | 0.165 |
| 0.75 | 126.0 | 0.538 | 0.2166 |
| 0.75 | 246.0 | -0.1176 | 0.2238 |
| 0.75 | 258.0 | -0.146 | 0.1669 |
| 0.75 | 270.0 | -0.0866 | 0.1918 |
| 0.75 | 282.0 | 0.0012 | 0.1578 |
| 0.75 | 294.0 | 0.1191 | 0.2544 |
| 0.85 | 90.0 | 0.2185 | 0.1875 |
| 0.85 | 102.0 | 0.1148 | 0.171 |
| 0.85 | 114.0 | -0.1657 | 0.1658 |
| 0.85 | 126.0 | 0.4533 | 0.166 |
| 0.85 | 138.0 | -0.076 | 0.1946 |
| 0.85 | 234.0 | 0.2891 | 0.177 |
| 0.85 | 246.0 | -0.0765 | 0.1706 |
| 0.85 | 258.0 | -0.0855 | 0.1672 |
| 0.85 | 270.0 | -0.0904 | 0.1673 |
| 0.85 | 282.0 | -0.0108 | 0.1679 |
| 0.95 | 102.0 | 0.4056 | 0.2082 |
| 0.95 | 114.0 | -0.5282 | 0.1662 |
| 0.95 | 126.0 | 0.2207 | 0.2176 |
| 0.95 | 138.0 | 0.2686 | 0.2223 |
| 0.95 | 150.0 | -0.2017 | 0.2192 |
| 0.95 | 234.0 | 0.0904 | 0.2345 |
| 0.95 | 246.0 | -0.1146 | 0.215 |
| 0.95 | 258.0 | -0.2945 | 0.1749 |
| 0.95 | 270.0 | -0.4284 | 0.224 |
Experiment comment: