Measurement E151M3451
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.5982 | |
| Q2: | 0.348 GeV2 | |
| W: | 1385.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9374 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.05 | 66.0 | -0.385 | 0.2506 |
| 0.15 | 66.0 | -0.4726 | 0.2023 |
| 0.15 | 294.0 | -0.1848 | 0.2268 |
| 0.25 | 54.0 | 0.0235 | 0.2579 |
| 0.25 | 294.0 | 0.2279 | 0.2656 |
| 0.35 | 282.0 | 0.1029 | 0.2629 |
| 0.45 | 90.0 | 0.1072 | 0.2346 |
| 0.55 | 78.0 | -0.0421 | 0.2186 |
| 0.55 | 90.0 | 0.005 | 0.227 |
| 0.55 | 102.0 | 0.0134 | 0.2024 |
| 0.55 | 258.0 | 0.2301 | 0.2517 |
| 0.65 | 66.0 | 0.0873 | 0.2317 |
| 0.65 | 78.0 | 0.0525 | 0.1751 |
| 0.65 | 90.0 | 0.1928 | 0.1477 |
| 0.65 | 102.0 | 0.1337 | 0.1819 |
| 0.65 | 114.0 | 0.0078 | 0.2263 |
| 0.65 | 258.0 | -0.1169 | 0.2129 |
| 0.65 | 270.0 | -0.1354 | 0.2118 |
| 0.65 | 282.0 | 0.2362 | 0.211 |
| 0.65 | 294.0 | 0.4446 | 0.2314 |
| 0.75 | 54.0 | 0.3652 | 0.1958 |
| 0.75 | 66.0 | -0.4525 | 0.2378 |
| 0.75 | 78.0 | 0.3406 | 0.1519 |
| 0.75 | 90.0 | -0.0211 | 0.1619 |
| 0.75 | 102.0 | 0.2329 | 0.1576 |
| 0.75 | 114.0 | -0.309 | 0.1985 |
| 0.75 | 126.0 | -0.3947 | 0.2148 |
| 0.75 | 234.0 | 0.0382 | 0.2263 |
| 0.75 | 246.0 | -0.2546 | 0.1799 |
| 0.75 | 258.0 | -0.0157 | 0.1744 |
| 0.75 | 270.0 | 0.1559 | 0.161 |
| 0.75 | 282.0 | -0.0465 | 0.1836 |
| 0.75 | 294.0 | 0.0922 | 0.1725 |
| 0.75 | 306.0 | -0.0249 | 0.234 |
| 0.85 | 42.0 | -0.4727 | 0.2173 |
| 0.85 | 54.0 | 0.0813 | 0.2408 |
| 0.85 | 78.0 | 0.0918 | 0.1663 |
| 0.85 | 90.0 | 0.2974 | 0.1528 |
| 0.85 | 102.0 | 0.14 | 0.1586 |
| 0.85 | 114.0 | 0.0871 | 0.1943 |
| 0.85 | 126.0 | -0.0252 | 0.2063 |
| 0.85 | 138.0 | -0.093 | 0.2437 |
| 0.85 | 210.0 | 0.0501 | 0.2264 |
| 0.85 | 222.0 | 0.3536 | 0.1819 |
| 0.85 | 234.0 | 0.1008 | 0.1919 |
| 0.85 | 246.0 | 0.0477 | 0.1644 |
| 0.85 | 258.0 | 0.1417 | 0.1679 |
| 0.85 | 270.0 | 0.1625 | 0.1499 |
| 0.85 | 282.0 | 0.0545 | 0.1494 |
| 0.85 | 294.0 | 0.1079 | 0.1569 |
| 0.85 | 306.0 | -0.1793 | 0.1541 |
| 0.85 | 318.0 | -0.2004 | 0.1616 |
| 0.95 | 78.0 | -0.3683 | 0.2051 |
| 0.95 | 90.0 | -0.0983 | 0.2049 |
| 0.95 | 102.0 | 0.3865 | 0.2263 |
| 0.95 | 114.0 | 0.0548 | 0.2703 |
| 0.95 | 186.0 | -0.2832 | 0.2246 |
| 0.95 | 198.0 | 0.0518 | 0.2509 |
| 0.95 | 210.0 | -0.1468 | 0.2571 |
| 0.95 | 222.0 | 0.1414 | 0.1967 |
| 0.95 | 234.0 | 0.2834 | 0.1816 |
| 0.95 | 246.0 | -0.0548 | 0.2124 |
| 0.95 | 258.0 | 0.1074 | 0.1856 |
| 0.95 | 270.0 | 0.2115 | 0.1869 |
| 0.95 | 282.0 | -0.0466 | 0.1849 |
| 0.95 | 294.0 | 0.0578 | 0.1942 |
| 0.95 | 306.0 | 0.505 | 0.1514 |
| 0.95 | 318.0 | 0.1658 | 0.1983 |
| 0.95 | 330.0 | -0.3208 | 0.1898 |
Experiment comment: