Measurement E151M2621
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0779 | |
| Q2: | 0.0593 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.5989 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.15 | 42.0 | -0.1209 | 0.2278 |
| 0.25 | 42.0 | 0.0595 | 0.2453 |
| 0.25 | 54.0 | 0.5386 | 0.2026 |
| 0.35 | 54.0 | 0.1309 | 0.2192 |
| 0.45 | 30.0 | 0.3479 | 0.2364 |
| 0.45 | 42.0 | -0.1009 | 0.2158 |
| 0.45 | 54.0 | 0.1002 | 0.2198 |
| 0.45 | 234.0 | 0.3934 | 0.2179 |
| 0.45 | 246.0 | 0.1616 | 0.1995 |
| 0.45 | 258.0 | -0.0921 | 0.2256 |
| 0.55 | 162.0 | 0.2022 | 0.2184 |
| 0.55 | 222.0 | 0.1199 | 0.1979 |
| 0.55 | 234.0 | 0.1194 | 0.1764 |
| 0.55 | 246.0 | 0.0893 | 0.1638 |
| 0.55 | 258.0 | 0.1517 | 0.1754 |
| 0.55 | 270.0 | 0.4514 | 0.2166 |
| 0.65 | 150.0 | -0.1414 | 0.237 |
| 0.65 | 162.0 | 0.0775 | 0.2371 |
| 0.65 | 174.0 | 0.1591 | 0.2176 |
| 0.65 | 186.0 | -0.2144 | 0.2341 |
| 0.65 | 210.0 | 0.2285 | 0.2326 |
| 0.65 | 222.0 | -0.5567 | 0.2028 |
| 0.65 | 234.0 | 0.2057 | 0.1918 |
| 0.65 | 246.0 | 0.107 | 0.1649 |
| 0.65 | 258.0 | 0.1585 | 0.1686 |
| 0.65 | 270.0 | 0.328 | 0.2245 |
| 0.75 | 150.0 | 0.2716 | 0.2308 |
| 0.75 | 162.0 | -0.4651 | 0.1924 |
| 0.75 | 174.0 | -0.3043 | 0.2119 |
| 0.75 | 222.0 | 0.1293 | 0.2374 |
| 0.75 | 234.0 | 0.2709 | 0.1841 |
| 0.75 | 246.0 | -0.2232 | 0.169 |
| 0.75 | 258.0 | -0.0196 | 0.1505 |
| 0.75 | 270.0 | 0.0117 | 0.218 |
| 0.85 | 222.0 | 0.502 | 0.2096 |
| 0.85 | 234.0 | -0.0898 | 0.1774 |
| 0.85 | 246.0 | -0.1764 | 0.161 |
| 0.85 | 258.0 | 0.0272 | 0.1619 |
| 0.85 | 270.0 | 0.0342 | 0.202 |
| 0.95 | 258.0 | -0.1352 | 0.256 |
Experiment comment: