Measurement E151M3506
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.2071 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1535.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9306 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.05 | 54.0 | 0.0676 | 0.2647 |
| 0.05 | 66.0 | -0.2002 | 0.2139 |
| 0.15 | 54.0 | 0.3674 | 0.186 |
| 0.15 | 66.0 | -0.1626 | 0.2085 |
| 0.15 | 78.0 | 0.2999 | 0.2144 |
| 0.15 | 282.0 | 0.0755 | 0.2293 |
| 0.15 | 294.0 | -0.3316 | 0.2095 |
| 0.25 | 54.0 | -0.2299 | 0.2153 |
| 0.25 | 66.0 | 0.1313 | 0.1815 |
| 0.25 | 78.0 | -0.1187 | 0.1948 |
| 0.25 | 270.0 | -0.1224 | 0.2342 |
| 0.25 | 282.0 | -0.0459 | 0.1751 |
| 0.25 | 294.0 | 0.0311 | 0.1773 |
| 0.25 | 306.0 | 0.1662 | 0.2346 |
| 0.35 | 54.0 | 0.4518 | 0.2333 |
| 0.35 | 66.0 | 0.2264 | 0.1705 |
| 0.35 | 78.0 | 0.397 | 0.1724 |
| 0.35 | 90.0 | -0.4345 | 0.2067 |
| 0.35 | 102.0 | -0.1219 | 0.2456 |
| 0.35 | 270.0 | 0.15 | 0.1917 |
| 0.35 | 282.0 | 0.0602 | 0.158 |
| 0.35 | 294.0 | 0.0128 | 0.1471 |
| 0.35 | 306.0 | 0.0642 | 0.2472 |
| 0.45 | 54.0 | -0.0916 | 0.27 |
| 0.45 | 66.0 | 0.0747 | 0.206 |
| 0.45 | 78.0 | 0.2692 | 0.1812 |
| 0.45 | 90.0 | -0.2516 | 0.247 |
| 0.45 | 102.0 | 0.079 | 0.1777 |
| 0.45 | 114.0 | -0.4951 | 0.1782 |
| 0.45 | 258.0 | 0.0478 | 0.2052 |
| 0.45 | 270.0 | 0.159 | 0.156 |
| 0.45 | 282.0 | -0.0941 | 0.1423 |
| 0.45 | 294.0 | -0.0008 | 0.179 |
| 0.55 | 42.0 | -0.0616 | 0.2453 |
| 0.55 | 54.0 | 0.1463 | 0.2061 |
| 0.55 | 66.0 | -0.289 | 0.2246 |
| 0.55 | 78.0 | -0.1619 | 0.2322 |
| 0.55 | 90.0 | 0.0501 | 0.1593 |
| 0.55 | 102.0 | 0.0913 | 0.1364 |
| 0.55 | 114.0 | 0.1236 | 0.1519 |
| 0.55 | 126.0 | 0.1398 | 0.1853 |
| 0.55 | 138.0 | -0.1128 | 0.2603 |
| 0.55 | 222.0 | 0.183 | 0.2218 |
| 0.55 | 234.0 | -0.0465 | 0.2142 |
| 0.55 | 246.0 | -0.1292 | 0.2392 |
| 0.55 | 258.0 | -0.2163 | 0.1868 |
| 0.55 | 270.0 | 0.1128 | 0.1443 |
| 0.55 | 282.0 | -0.1325 | 0.1394 |
| 0.55 | 294.0 | -0.3756 | 0.2028 |
| 0.55 | 306.0 | 0.2244 | 0.1675 |
| 0.65 | 54.0 | 0.3277 | 0.2413 |
| 0.65 | 78.0 | -0.2438 | 0.2348 |
| 0.65 | 90.0 | 0.012 | 0.1518 |
| 0.65 | 102.0 | -0.1001 | 0.1199 |
| 0.65 | 114.0 | 0.1018 | 0.1339 |
| 0.65 | 126.0 | 0.2611 | 0.1415 |
| 0.65 | 138.0 | 0.5158 | 0.1699 |
| 0.65 | 150.0 | -0.3542 | 0.2472 |
| 0.65 | 198.0 | -0.3204 | 0.1791 |
| 0.65 | 210.0 | 0.0269 | 0.1925 |
| 0.65 | 222.0 | 0.2153 | 0.1484 |
| 0.65 | 234.0 | -0.0059 | 0.1523 |
| 0.65 | 246.0 | 0.3234 | 0.1415 |
| 0.65 | 258.0 | -0.0191 | 0.1669 |
| 0.65 | 270.0 | 0.2036 | 0.1749 |
| 0.65 | 282.0 | 0.0865 | 0.2434 |
| 0.65 | 294.0 | 0.0628 | 0.1412 |
| 0.65 | 306.0 | -0.0028 | 0.1426 |
| 0.75 | 66.0 | 0.3512 | 0.1771 |
| 0.75 | 78.0 | -0.1571 | 0.1689 |
| 0.75 | 90.0 | -0.321 | 0.1626 |
| 0.75 | 102.0 | 0.0356 | 0.102 |
| 0.75 | 114.0 | -0.2588 | 0.1087 |
| 0.75 | 126.0 | 0.1357 | 0.1301 |
| 0.75 | 138.0 | 0.3961 | 0.147 |
| 0.75 | 150.0 | -0.3069 | 0.2239 |
| 0.75 | 162.0 | 0.5058 | 0.2362 |
| 0.75 | 174.0 | 0.1949 | 0.2057 |
| 0.75 | 186.0 | -0.1142 | 0.1818 |
| 0.75 | 198.0 | 0.1198 | 0.167 |
| 0.75 | 210.0 | 0.1005 | 0.1582 |
| 0.75 | 222.0 | -0.0448 | 0.142 |
| 0.75 | 234.0 | -0.1347 | 0.1278 |
| 0.75 | 246.0 | -0.172 | 0.1198 |
| 0.75 | 258.0 | 0.0225 | 0.1446 |
| 0.75 | 270.0 | -0.2157 | 0.2052 |
| 0.75 | 282.0 | 0.3622 | 0.2115 |
| 0.75 | 294.0 | -0.3591 | 0.1662 |
| 0.85 | 66.0 | -0.1039 | 0.1489 |
| 0.85 | 78.0 | 0.0357 | 0.1157 |
| 0.85 | 90.0 | 0.4128 | 0.1193 |
| 0.85 | 102.0 | -0.1049 | 0.1666 |
| 0.85 | 114.0 | -0.2359 | 0.1305 |
| 0.85 | 126.0 | 0.2313 | 0.1471 |
| 0.85 | 138.0 | 0.0522 | 0.1579 |
| 0.85 | 150.0 | 0.0001 | 0.2615 |
| 0.85 | 162.0 | 0.3913 | 0.2589 |
| 0.85 | 174.0 | 0.1124 | 0.2038 |
| 0.85 | 186.0 | -0.2655 | 0.1703 |
| 0.85 | 198.0 | -0.0672 | 0.1621 |
| 0.85 | 210.0 | 0.1207 | 0.1246 |
| 0.85 | 222.0 | -0.0289 | 0.1225 |
| 0.85 | 234.0 | -0.2214 | 0.1072 |
| 0.85 | 246.0 | -0.0686 | 0.1079 |
| 0.85 | 258.0 | 0.0923 | 0.124 |
| 0.85 | 270.0 | 0.1373 | 0.1451 |
| 0.85 | 282.0 | 0.2676 | 0.1682 |
| 0.85 | 294.0 | -0.5929 | 0.1756 |
| 0.95 | 66.0 | 0.6835 | 0.2162 |
| 0.95 | 78.0 | 0.42 | 0.1506 |
| 0.95 | 90.0 | -0.137 | 0.1591 |
| 0.95 | 102.0 | -0.0049 | 0.2363 |
| 0.95 | 126.0 | -0.2788 | 0.2645 |
| 0.95 | 138.0 | 0.0406 | 0.2638 |
| 0.95 | 150.0 | 0.5375 | 0.2083 |
| 0.95 | 174.0 | -0.6988 | 0.1723 |
| 0.95 | 186.0 | 0.026 | 0.1846 |
| 0.95 | 198.0 | 0.1688 | 0.172 |
| 0.95 | 210.0 | 0.0898 | 0.1641 |
| 0.95 | 222.0 | 0.1056 | 0.1492 |
| 0.95 | 234.0 | -0.0169 | 0.1311 |
| 0.95 | 246.0 | -0.0462 | 0.1319 |
| 0.95 | 258.0 | 0.0727 | 0.1109 |
| 0.95 | 270.0 | -0.0398 | 0.1279 |
| 0.95 | 282.0 | -0.0077 | 0.1187 |
| 0.95 | 294.0 | -0.1446 | 0.1631 |
Experiment comment: