Measurement E151M3503
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1346 | |
| Q2: | 0.101 GeV2 | |
| W: | 1535.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9411 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.15 | 66.0 | 0.7685 | 0.1677 |
| 0.25 | 66.0 | -0.1504 | 0.1906 |
| 0.25 | 78.0 | 0.1631 | 0.1889 |
| 0.25 | 282.0 | 0.3587 | 0.1998 |
| 0.25 | 294.0 | 0.0996 | 0.2107 |
| 0.35 | 66.0 | -0.3432 | 0.1919 |
| 0.35 | 78.0 | -0.2872 | 0.1753 |
| 0.35 | 270.0 | -0.028 | 0.185 |
| 0.35 | 282.0 | 0.1849 | 0.1659 |
| 0.35 | 294.0 | -0.1954 | 0.1737 |
| 0.45 | 66.0 | 0.2334 | 0.1875 |
| 0.45 | 78.0 | 0.0424 | 0.2236 |
| 0.45 | 102.0 | 0.2639 | 0.2434 |
| 0.45 | 114.0 | 0.2055 | 0.2126 |
| 0.45 | 258.0 | 0.1272 | 0.2627 |
| 0.45 | 270.0 | 0.0013 | 0.2057 |
| 0.45 | 282.0 | 0.235 | 0.1594 |
| 0.45 | 294.0 | 0.1635 | 0.1983 |
| 0.55 | 54.0 | 0.4924 | 0.2217 |
| 0.55 | 66.0 | 0.0494 | 0.2003 |
| 0.55 | 102.0 | -0.1075 | 0.1713 |
| 0.55 | 114.0 | 0.2232 | 0.166 |
| 0.55 | 126.0 | -0.045 | 0.1823 |
| 0.55 | 138.0 | -0.0501 | 0.2485 |
| 0.55 | 222.0 | 0.6354 | 0.2026 |
| 0.55 | 234.0 | -0.0121 | 0.2492 |
| 0.55 | 246.0 | 0.0772 | 0.259 |
| 0.55 | 258.0 | 0.1049 | 0.214 |
| 0.55 | 270.0 | 0.2188 | 0.1516 |
| 0.55 | 282.0 | -0.1414 | 0.1815 |
| 0.55 | 294.0 | -0.0273 | 0.2507 |
| 0.65 | 54.0 | 0.2177 | 0.2132 |
| 0.65 | 90.0 | 0.0094 | 0.2225 |
| 0.65 | 102.0 | -0.1262 | 0.1565 |
| 0.65 | 114.0 | 0.0708 | 0.1435 |
| 0.65 | 126.0 | 0.3869 | 0.1433 |
| 0.65 | 138.0 | 0.0503 | 0.2205 |
| 0.65 | 150.0 | -0.0748 | 0.2334 |
| 0.65 | 186.0 | 0.1583 | 0.2626 |
| 0.65 | 198.0 | 0.1513 | 0.2213 |
| 0.65 | 210.0 | -0.0383 | 0.2079 |
| 0.65 | 222.0 | 0.1465 | 0.1703 |
| 0.65 | 234.0 | -0.2249 | 0.1528 |
| 0.65 | 246.0 | -0.252 | 0.1982 |
| 0.65 | 258.0 | 0.1023 | 0.2213 |
| 0.65 | 270.0 | 0.06 | 0.2502 |
| 0.65 | 282.0 | -0.3131 | 0.2473 |
| 0.65 | 294.0 | 0.0818 | 0.1974 |
| 0.65 | 306.0 | 0.0712 | 0.2215 |
| 0.75 | 78.0 | -0.0936 | 0.2525 |
| 0.75 | 90.0 | 0.3738 | 0.1707 |
| 0.75 | 102.0 | 0.2717 | 0.1538 |
| 0.75 | 114.0 | 0.1169 | 0.1337 |
| 0.75 | 126.0 | 0.0391 | 0.1511 |
| 0.75 | 138.0 | -0.1618 | 0.1638 |
| 0.75 | 150.0 | -0.0311 | 0.2268 |
| 0.75 | 186.0 | 0.088 | 0.2186 |
| 0.75 | 198.0 | -0.2399 | 0.171 |
| 0.75 | 210.0 | -0.2214 | 0.1625 |
| 0.75 | 222.0 | -0.1095 | 0.163 |
| 0.75 | 234.0 | 0.0097 | 0.1396 |
| 0.75 | 246.0 | -0.0034 | 0.1675 |
| 0.75 | 258.0 | -0.2853 | 0.2239 |
| 0.75 | 282.0 | -0.241 | 0.1993 |
| 0.75 | 294.0 | -0.3883 | 0.1637 |
| 0.85 | 78.0 | 0.1744 | 0.1533 |
| 0.85 | 90.0 | 0.1117 | 0.1719 |
| 0.85 | 102.0 | -0.0668 | 0.1832 |
| 0.85 | 114.0 | -0.0894 | 0.1953 |
| 0.85 | 126.0 | 0.2516 | 0.1735 |
| 0.85 | 138.0 | -0.047 | 0.1873 |
| 0.85 | 150.0 | -0.0029 | 0.2647 |
| 0.85 | 186.0 | 0.5926 | 0.1612 |
| 0.85 | 198.0 | 0.0797 | 0.2011 |
| 0.85 | 210.0 | 0.1032 | 0.1584 |
| 0.85 | 222.0 | 0.1874 | 0.1298 |
| 0.85 | 234.0 | -0.1382 | 0.1303 |
| 0.85 | 246.0 | -0.0786 | 0.1479 |
| 0.85 | 258.0 | 0.0392 | 0.1669 |
| 0.85 | 270.0 | -0.1839 | 0.2899 |
| 0.85 | 282.0 | -0.1509 | 0.2739 |
| 0.95 | 90.0 | 0.066 | 0.2848 |
| 0.95 | 102.0 | 0.1683 | 0.1894 |
| 0.95 | 114.0 | -0.35 | 0.2164 |
| 0.95 | 174.0 | -0.0168 | 0.2531 |
| 0.95 | 186.0 | 0.1317 | 0.2759 |
| 0.95 | 198.0 | 0.0653 | 0.2395 |
| 0.95 | 210.0 | 0.4088 | 0.1879 |
| 0.95 | 222.0 | 0.0142 | 0.1827 |
| 0.95 | 234.0 | 0.1462 | 0.1571 |
| 0.95 | 246.0 | -0.2584 | 0.1536 |
| 0.95 | 258.0 | -0.0592 | 0.1569 |
| 0.95 | 270.0 | -0.4433 | 0.1815 |
Experiment comment: