Measurement E151M2949
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.3163 | |
| Q2: | 0.0707 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.955 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.05 | 306.0 | -0.2763 | 0.2473 |
| 0.15 | 66.0 | 0.1046 | 0.2532 |
| 0.15 | 306.0 | 0.0189 | 0.1871 |
| 0.15 | 318.0 | 0.0772 | 0.2498 |
| 0.25 | 54.0 | -0.0105 | 0.2661 |
| 0.25 | 66.0 | 0.4545 | 0.1726 |
| 0.25 | 78.0 | -0.3496 | 0.1901 |
| 0.25 | 294.0 | 0.141 | 0.1746 |
| 0.25 | 306.0 | 0.134 | 0.1538 |
| 0.25 | 318.0 | -0.3939 | 0.254 |
| 0.35 | 66.0 | 0.0367 | 0.1435 |
| 0.35 | 78.0 | 0.1542 | 0.1604 |
| 0.35 | 282.0 | -0.1862 | 0.2219 |
| 0.35 | 294.0 | 0.0048 | 0.1664 |
| 0.35 | 306.0 | -0.1607 | 0.1759 |
| 0.45 | 66.0 | -0.1221 | 0.1282 |
| 0.45 | 78.0 | 0.0666 | 0.1192 |
| 0.45 | 90.0 | 0.1229 | 0.18 |
| 0.45 | 270.0 | 0.1033 | 0.2548 |
| 0.45 | 282.0 | -0.1649 | 0.2341 |
| 0.45 | 294.0 | -0.1442 | 0.1803 |
| 0.45 | 306.0 | -0.4017 | 0.2536 |
| 0.55 | 66.0 | 0.0784 | 0.1893 |
| 0.55 | 78.0 | 0.1568 | 0.1246 |
| 0.55 | 90.0 | -0.3231 | 0.1681 |
| 0.55 | 258.0 | 0.2113 | 0.1921 |
| 0.55 | 270.0 | 0.05 | 0.1876 |
| 0.55 | 282.0 | -0.0611 | 0.1869 |
| 0.55 | 294.0 | -0.0395 | 0.2062 |
| 0.65 | 66.0 | -0.267 | 0.2057 |
| 0.65 | 78.0 | -0.03 | 0.1667 |
| 0.65 | 90.0 | 0.252 | 0.1929 |
| 0.65 | 102.0 | -0.2239 | 0.2242 |
| 0.65 | 114.0 | 0.1119 | 0.2313 |
| 0.65 | 234.0 | -0.0842 | 0.2283 |
| 0.65 | 246.0 | 0.1455 | 0.1655 |
| 0.65 | 258.0 | 0.0662 | 0.1317 |
| 0.65 | 270.0 | -0.0521 | 0.1402 |
| 0.65 | 282.0 | 0.0366 | 0.2024 |
| 0.75 | 90.0 | -0.0297 | 0.1796 |
| 0.75 | 102.0 | -0.0567 | 0.1578 |
| 0.75 | 114.0 | 0.0819 | 0.159 |
| 0.75 | 126.0 | 0.2908 | 0.1425 |
| 0.75 | 138.0 | 0.0865 | 0.1726 |
| 0.75 | 150.0 | -0.2157 | 0.2346 |
| 0.75 | 210.0 | -0.1154 | 0.2522 |
| 0.75 | 222.0 | 0.0281 | 0.2013 |
| 0.75 | 234.0 | 0.1933 | 0.1707 |
| 0.75 | 246.0 | 0.0431 | 0.138 |
| 0.75 | 258.0 | -0.1144 | 0.1204 |
| 0.75 | 270.0 | -0.0208 | 0.1333 |
| 0.75 | 282.0 | 0.3463 | 0.1401 |
| 0.85 | 102.0 | -0.1062 | 0.1436 |
| 0.85 | 114.0 | 0.0032 | 0.1226 |
| 0.85 | 126.0 | -0.1786 | 0.1315 |
| 0.85 | 138.0 | -0.3075 | 0.1344 |
| 0.85 | 150.0 | 0.1171 | 0.1563 |
| 0.85 | 162.0 | 0.1698 | 0.1942 |
| 0.85 | 174.0 | -0.0734 | 0.2451 |
| 0.85 | 186.0 | 0.0286 | 0.2362 |
| 0.85 | 198.0 | -0.2473 | 0.2463 |
| 0.85 | 210.0 | -0.4029 | 0.2715 |
| 0.85 | 222.0 | 0.0956 | 0.2375 |
| 0.85 | 234.0 | -0.2526 | 0.1391 |
| 0.85 | 246.0 | -0.0697 | 0.1316 |
| 0.85 | 258.0 | -0.0146 | 0.1168 |
| 0.85 | 270.0 | 0.2147 | 0.1464 |
| 0.85 | 282.0 | -0.2147 | 0.2084 |
| 0.95 | 114.0 | 0.0647 | 0.2026 |
| 0.95 | 126.0 | -0.262 | 0.1665 |
| 0.95 | 138.0 | -0.166 | 0.1786 |
| 0.95 | 150.0 | 0.2021 | 0.1822 |
| 0.95 | 162.0 | 0.0799 | 0.1849 |
| 0.95 | 174.0 | -0.2891 | 0.2061 |
| 0.95 | 186.0 | -0.1673 | 0.2059 |
| 0.95 | 198.0 | 0.3597 | 0.2238 |
| 0.95 | 210.0 | 0.0506 | 0.2322 |
| 0.95 | 222.0 | -0.0535 | 0.2306 |
| 0.95 | 234.0 | -0.2122 | 0.2097 |
| 0.95 | 246.0 | 0.1767 | 0.1738 |
| 0.95 | 258.0 | 0.0064 | 0.2008 |
Experiment comment: