Measurement E151M3027
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1607 | |
| Q2: | 0.0844 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9018 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | -0.1077 | 0.2663 |
| 0.25 | 66.0 | 0.4547 | 0.1955 |
| 0.25 | 78.0 | 0.0452 | 0.2219 |
| 0.25 | 282.0 | 0.0798 | 0.2525 |
| 0.25 | 294.0 | 0.011 | 0.1835 |
| 0.25 | 306.0 | 0.441 | 0.2477 |
| 0.35 | 66.0 | -0.1366 | 0.1866 |
| 0.35 | 78.0 | 0.1085 | 0.1641 |
| 0.35 | 90.0 | -0.0772 | 0.2695 |
| 0.35 | 270.0 | 0.0288 | 0.264 |
| 0.35 | 282.0 | -0.0286 | 0.1776 |
| 0.35 | 294.0 | -0.0558 | 0.1912 |
| 0.35 | 306.0 | -0.5498 | 0.2307 |
| 0.45 | 66.0 | 0.0551 | 0.1921 |
| 0.45 | 78.0 | -0.229 | 0.1557 |
| 0.45 | 90.0 | 0.077 | 0.2056 |
| 0.45 | 270.0 | -0.253 | 0.1787 |
| 0.45 | 282.0 | 0.3153 | 0.1692 |
| 0.45 | 294.0 | -0.2847 | 0.1864 |
| 0.45 | 306.0 | -0.3794 | 0.2262 |
| 0.55 | 66.0 | 0.0129 | 0.2108 |
| 0.55 | 78.0 | 0.0681 | 0.1847 |
| 0.55 | 90.0 | -0.1131 | 0.2399 |
| 0.55 | 102.0 | -0.0189 | 0.2389 |
| 0.55 | 114.0 | -0.344 | 0.2023 |
| 0.55 | 126.0 | -0.2298 | 0.2553 |
| 0.55 | 234.0 | 0.4177 | 0.2045 |
| 0.55 | 246.0 | -0.2016 | 0.2173 |
| 0.55 | 258.0 | -0.146 | 0.2214 |
| 0.55 | 270.0 | 0.0454 | 0.2013 |
| 0.55 | 282.0 | 0.3366 | 0.1547 |
| 0.55 | 294.0 | 0.0194 | 0.1981 |
| 0.55 | 306.0 | -0.5075 | 0.2448 |
| 0.65 | 66.0 | 0.0947 | 0.223 |
| 0.65 | 78.0 | -0.157 | 0.2583 |
| 0.65 | 90.0 | -0.3516 | 0.2676 |
| 0.65 | 102.0 | 0.0026 | 0.2204 |
| 0.65 | 114.0 | 0.1848 | 0.1787 |
| 0.65 | 126.0 | -0.1606 | 0.1743 |
| 0.65 | 138.0 | -0.1442 | 0.2183 |
| 0.65 | 150.0 | 0.0234 | 0.2567 |
| 0.65 | 210.0 | 0.1137 | 0.2291 |
| 0.65 | 222.0 | 0.1513 | 0.1883 |
| 0.65 | 234.0 | 0.0248 | 0.1735 |
| 0.65 | 246.0 | -0.0425 | 0.1626 |
| 0.65 | 258.0 | -0.3045 | 0.2036 |
| 0.65 | 270.0 | -0.1047 | 0.193 |
| 0.65 | 282.0 | -0.183 | 0.2568 |
| 0.65 | 294.0 | -0.1213 | 0.1997 |
| 0.65 | 306.0 | -0.1666 | 0.2039 |
| 0.75 | 66.0 | -0.0591 | 0.2952 |
| 0.75 | 102.0 | 0.0929 | 0.1839 |
| 0.75 | 114.0 | 0.2612 | 0.1514 |
| 0.75 | 126.0 | 0.0579 | 0.1464 |
| 0.75 | 138.0 | -0.0223 | 0.1685 |
| 0.75 | 150.0 | -0.1229 | 0.1972 |
| 0.75 | 198.0 | 0.0842 | 0.2442 |
| 0.75 | 210.0 | -0.4481 | 0.1707 |
| 0.75 | 222.0 | 0.2823 | 0.1632 |
| 0.75 | 234.0 | -0.0878 | 0.1422 |
| 0.75 | 246.0 | -0.1923 | 0.1475 |
| 0.75 | 258.0 | -0.153 | 0.1789 |
| 0.75 | 270.0 | 0.0196 | 0.234 |
| 0.75 | 282.0 | -0.3572 | 0.2287 |
| 0.75 | 294.0 | -0.3496 | 0.2261 |
| 0.85 | 102.0 | -0.2868 | 0.22 |
| 0.85 | 114.0 | 0.1003 | 0.1903 |
| 0.85 | 126.0 | 0.1826 | 0.1728 |
| 0.85 | 138.0 | 0.1829 | 0.192 |
| 0.85 | 150.0 | -0.3792 | 0.2175 |
| 0.85 | 162.0 | -0.0326 | 0.2769 |
| 0.85 | 210.0 | 0.0846 | 0.2008 |
| 0.85 | 222.0 | -0.1836 | 0.1742 |
| 0.85 | 234.0 | 0.0613 | 0.1641 |
| 0.85 | 246.0 | -0.1594 | 0.156 |
| 0.85 | 258.0 | 0.1179 | 0.1798 |
| 0.85 | 270.0 | -0.0303 | 0.2317 |
| 0.95 | 102.0 | 0.1248 | 0.2738 |
| 0.95 | 114.0 | 0.1094 | 0.2666 |
| 0.95 | 210.0 | -0.1106 | 0.2786 |
| 0.95 | 222.0 | 0.1411 | 0.2098 |
| 0.95 | 234.0 | -0.5265 | 0.1963 |
| 0.95 | 246.0 | -0.0571 | 0.206 |
| 0.95 | 258.0 | 0.0869 | 0.1929 |
Experiment comment: