Measurement E151M2586
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1998 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1385.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.6317 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.55 | 246.0 | 0.3544 | 0.23 |
| 0.55 | 258.0 | 0.1549 | 0.2172 |
| 0.65 | 234.0 | 0.0331 | 0.2298 |
| 0.65 | 246.0 | 0.4137 | 0.1929 |
| 0.65 | 258.0 | -0.0433 | 0.2082 |
| 0.65 | 270.0 | -0.371 | 0.2099 |
| 0.75 | 138.0 | -0.069 | 0.243 |
| 0.75 | 174.0 | -0.1685 | 0.242 |
| 0.75 | 222.0 | 0.2023 | 0.2516 |
| 0.75 | 246.0 | 0.3698 | 0.1793 |
| 0.75 | 258.0 | 0.0306 | 0.2307 |
| 0.75 | 270.0 | -0.0502 | 0.1899 |
| 0.75 | 282.0 | 0.3442 | 0.2231 |
| 0.85 | 138.0 | 0.1165 | 0.2645 |
| 0.85 | 234.0 | -0.2698 | 0.2493 |
| 0.85 | 246.0 | -0.3304 | 0.2049 |
| 0.85 | 258.0 | -0.2374 | 0.1765 |
| 0.85 | 270.0 | 0.0185 | 0.1708 |
| 0.85 | 282.0 | -0.179 | 0.2233 |
| 0.95 | 258.0 | -0.2552 | 0.2507 |
Experiment comment: