Measurement E151M3315
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0502 | |
| Q2: | 0.0415 GeV2 | |
| W: | 1565.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.8903 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.35 | 78.0 | -0.1022 | 0.2598 |
| 0.45 | 78.0 | 0.1885 | 0.2481 |
| 0.45 | 126.0 | -0.0927 | 0.2511 |
| 0.45 | 282.0 | 0.105 | 0.2397 |
| 0.55 | 78.0 | 0.3774 | 0.2433 |
| 0.55 | 114.0 | -0.5572 | 0.2242 |
| 0.55 | 126.0 | 0.282 | 0.2501 |
| 0.55 | 270.0 | 0.0981 | 0.2552 |
| 0.65 | 126.0 | -0.202 | 0.2503 |
| 0.65 | 138.0 | 0.0718 | 0.2238 |
| 0.65 | 210.0 | 0.0696 | 0.2174 |
| 0.65 | 222.0 | 0.0323 | 0.2221 |
| 0.75 | 114.0 | 0.0566 | 0.2536 |
| 0.75 | 126.0 | 0.5953 | 0.2074 |
| 0.75 | 138.0 | -0.018 | 0.2186 |
| 0.75 | 222.0 | -0.1915 | 0.1958 |
| 0.75 | 234.0 | 0.2974 | 0.2374 |
| 0.75 | 282.0 | -0.3888 | 0.2362 |
| 0.85 | 102.0 | 0.1999 | 0.2573 |
| 0.85 | 114.0 | 0.123 | 0.2394 |
| 0.85 | 210.0 | 0.2311 | 0.2221 |
| 0.85 | 222.0 | -0.0751 | 0.1978 |
| 0.85 | 234.0 | -0.3598 | 0.2072 |
| 0.35 | 270.0 | 0.0632 | 0.2601 |
| 0.45 | 78.0 | 0.3933 | 0.2158 |
| 0.55 | 126.0 | -0.2105 | 0.2564 |
| 0.55 | 138.0 | 0.0816 | 0.2443 |
| 0.55 | 282.0 | -0.0406 | 0.2691 |
| 0.65 | 138.0 | -0.2582 | 0.2369 |
| 0.65 | 222.0 | -0.0025 | 0.2534 |
| 0.75 | 66.0 | -0.3114 | 0.2547 |
| 0.75 | 126.0 | -0.4482 | 0.2453 |
| 0.75 | 234.0 | 0.4824 | 0.2136 |
| 0.75 | 282.0 | 0.4671 | 0.2149 |
| 0.85 | 102.0 | -0.2601 | 0.2292 |
| 0.85 | 114.0 | 0.2684 | 0.2524 |
| 0.85 | 222.0 | -0.0849 | 0.2611 |
| 0.85 | 234.0 | -0.0816 | 0.255 |
Experiment comment: