Measurement E151M3319
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0955 | |
| Q2: | 0.0844 GeV2 | |
| W: | 1565.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.8779 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.35 | 78.0 | 0.1545 | 0.2569 |
| 0.45 | 66.0 | 0.7576 | 0.1929 |
| 0.45 | 78.0 | 0.558 | 0.2207 |
| 0.45 | 270.0 | -0.0059 | 0.2447 |
| 0.45 | 282.0 | -0.1794 | 0.2171 |
| 0.55 | 102.0 | 0.57 | 0.2205 |
| 0.55 | 114.0 | 0.1542 | 0.2452 |
| 0.55 | 126.0 | 0.4325 | 0.2301 |
| 0.55 | 246.0 | -0.0295 | 0.2578 |
| 0.55 | 270.0 | 0.3143 | 0.2272 |
| 0.65 | 114.0 | 0.0594 | 0.237 |
| 0.65 | 126.0 | -0.0475 | 0.2071 |
| 0.65 | 138.0 | -0.2407 | 0.225 |
| 0.65 | 222.0 | -0.1404 | 0.2213 |
| 0.65 | 234.0 | -0.3507 | 0.2276 |
| 0.65 | 294.0 | -0.0828 | 0.2568 |
| 0.75 | 114.0 | 0.009 | 0.2246 |
| 0.75 | 126.0 | -0.28 | 0.2104 |
| 0.75 | 138.0 | -0.3333 | 0.206 |
| 0.75 | 210.0 | 0.5354 | 0.1806 |
| 0.75 | 222.0 | -0.4863 | 0.1971 |
| 0.75 | 234.0 | -0.3648 | 0.2098 |
| 0.75 | 258.0 | -0.0195 | 0.2621 |
| 0.75 | 282.0 | -0.3122 | 0.1998 |
| 0.75 | 294.0 | 0.1088 | 0.2048 |
| 0.85 | 90.0 | -0.2152 | 0.2626 |
| 0.85 | 102.0 | -0.1823 | 0.1909 |
| 0.85 | 114.0 | -0.4798 | 0.2411 |
| 0.85 | 210.0 | -0.1488 | 0.2509 |
| 0.85 | 222.0 | -0.1872 | 0.2044 |
| 0.85 | 234.0 | 0.0457 | 0.1927 |
| 0.85 | 246.0 | -0.0656 | 0.2069 |
| 0.95 | 234.0 | 0.2247 | 0.2468 |
| 0.95 | 246.0 | 0.1671 | 0.2542 |
| 0.25 | 78.0 | 0.0337 | 0.2653 |
| 0.35 | 282.0 | -0.2169 | 0.2197 |
| 0.45 | 66.0 | -0.5732 | 0.2131 |
| 0.45 | 78.0 | 0.4633 | 0.2379 |
| 0.45 | 90.0 | 0.3663 | 0.2531 |
| 0.45 | 282.0 | 0.0158 | 0.2578 |
| 0.55 | 102.0 | 0.1449 | 0.2348 |
| 0.55 | 114.0 | -0.2995 | 0.2231 |
| 0.55 | 210.0 | -0.1863 | 0.2473 |
| 0.55 | 270.0 | 0.0993 | 0.2089 |
| 0.55 | 282.0 | -0.0632 | 0.2325 |
| 0.65 | 114.0 | -0.0753 | 0.2028 |
| 0.65 | 126.0 | 0.3644 | 0.2231 |
| 0.65 | 138.0 | -0.4545 | 0.2393 |
| 0.65 | 222.0 | 0.164 | 0.2076 |
| 0.65 | 234.0 | 0.6706 | 0.1668 |
| 0.65 | 282.0 | 0.2402 | 0.2496 |
| 0.65 | 294.0 | -0.1097 | 0.2436 |
| 0.75 | 66.0 | -0.2035 | 0.2576 |
| 0.75 | 114.0 | 0.0593 | 0.2157 |
| 0.75 | 138.0 | -0.0545 | 0.2461 |
| 0.75 | 210.0 | 0.0969 | 0.2252 |
| 0.75 | 222.0 | -0.1655 | 0.2015 |
| 0.75 | 234.0 | 0.0936 | 0.196 |
| 0.75 | 246.0 | -0.2666 | 0.2277 |
| 0.75 | 282.0 | -0.0976 | 0.2328 |
| 0.75 | 294.0 | 0.137 | 0.2404 |
| 0.85 | 90.0 | -0.3205 | 0.2109 |
| 0.85 | 102.0 | -0.0894 | 0.2006 |
| 0.85 | 114.0 | 0.5502 | 0.2065 |
| 0.85 | 198.0 | -0.512 | 0.2332 |
| 0.85 | 210.0 | 0.1473 | 0.2069 |
| 0.85 | 222.0 | -0.4199 | 0.2208 |
| 0.85 | 234.0 | -0.0224 | 0.1631 |
| 0.85 | 246.0 | -0.3704 | 0.1735 |
| 0.85 | 258.0 | 0.0383 | 0.2386 |
| 0.95 | 234.0 | -0.4646 | 0.2061 |
| 0.95 | 246.0 | 0.5659 | 0.187 |
| 0.95 | 258.0 | 0.3154 | 0.2252 |
Experiment comment: