Measurement E151M2634
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0289 | |
| Q2: | 0.0245 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.5835 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 30.0 | 0.2331 | 0.2378 |
| 0.25 | 42.0 | 0.3296 | 0.2068 |
| 0.25 | 54.0 | -0.1812 | 0.2435 |
| 0.35 | 42.0 | 0.0232 | 0.1903 |
| 0.35 | 54.0 | -0.1625 | 0.1597 |
| 0.35 | 66.0 | -0.0117 | 0.2404 |
| 0.35 | 246.0 | 0.5664 | 0.2558 |
| 0.45 | 30.0 | 0.1273 | 0.2368 |
| 0.45 | 42.0 | -0.0982 | 0.1889 |
| 0.45 | 54.0 | 0.2694 | 0.191 |
| 0.45 | 66.0 | 0.1617 | 0.1833 |
| 0.45 | 222.0 | 0.0463 | 0.2454 |
| 0.45 | 234.0 | -0.0225 | 0.2056 |
| 0.45 | 246.0 | 0.1794 | 0.2216 |
| 0.45 | 258.0 | -0.2846 | 0.2077 |
| 0.55 | 30.0 | 0.2514 | 0.2435 |
| 0.55 | 42.0 | 0.5192 | 0.2252 |
| 0.55 | 54.0 | 0.3097 | 0.2014 |
| 0.55 | 150.0 | 0.0919 | 0.2243 |
| 0.55 | 162.0 | -0.1953 | 0.2268 |
| 0.55 | 222.0 | -0.0498 | 0.1987 |
| 0.55 | 234.0 | -0.0438 | 0.1961 |
| 0.55 | 246.0 | 0.1104 | 0.1922 |
| 0.55 | 258.0 | 0.041 | 0.1985 |
| 0.65 | 162.0 | 0.085 | 0.2292 |
| 0.65 | 174.0 | -0.1059 | 0.2235 |
| 0.65 | 186.0 | 0.118 | 0.2476 |
| 0.65 | 222.0 | -0.1404 | 0.1914 |
| 0.65 | 234.0 | -0.0288 | 0.167 |
| 0.65 | 246.0 | -0.1347 | 0.1751 |
| 0.65 | 258.0 | 0.1046 | 0.1951 |
| 0.75 | 30.0 | -0.0984 | 0.2501 |
| 0.75 | 42.0 | -0.2301 | 0.2198 |
| 0.75 | 222.0 | 0.3773 | 0.2 |
| 0.75 | 234.0 | 0.0166 | 0.1863 |
| 0.75 | 246.0 | 0.0427 | 0.1562 |
| 0.75 | 258.0 | 0.0617 | 0.2028 |
| 0.85 | 222.0 | 0.132 | 0.2196 |
| 0.85 | 234.0 | -0.192 | 0.1979 |
| 0.85 | 246.0 | -0.1683 | 0.188 |
| 0.85 | 258.0 | -0.1174 | 0.1868 |
Experiment comment: