Measurement E151M3307
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1269 | |
| Q2: | 0.101 GeV2 | |
| W: | 1535.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.8875 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.35 | 66.0 | -0.4419 | 0.2014 |
| 0.35 | 78.0 | -0.1042 | 0.1688 |
| 0.35 | 282.0 | 0.3467 | 0.1634 |
| 0.45 | 78.0 | -0.0468 | 0.2679 |
| 0.45 | 270.0 | -0.1478 | 0.2439 |
| 0.45 | 282.0 | -0.4003 | 0.2094 |
| 0.55 | 78.0 | -0.0492 | 0.2639 |
| 0.55 | 114.0 | 0.4048 | 0.2411 |
| 0.55 | 126.0 | 0.1373 | 0.255 |
| 0.55 | 270.0 | 0.1719 | 0.2226 |
| 0.55 | 282.0 | 0.1604 | 0.2441 |
| 0.65 | 102.0 | -0.0656 | 0.2316 |
| 0.65 | 114.0 | -0.1436 | 0.2214 |
| 0.65 | 126.0 | -0.0113 | 0.2017 |
| 0.65 | 138.0 | 0.2606 | 0.2509 |
| 0.65 | 222.0 | -0.2423 | 0.2573 |
| 0.65 | 234.0 | -0.3603 | 0.2236 |
| 0.65 | 246.0 | 0.0062 | 0.25 |
| 0.65 | 294.0 | -0.2884 | 0.2424 |
| 0.75 | 102.0 | -0.697 | 0.1972 |
| 0.75 | 114.0 | 0.0751 | 0.1892 |
| 0.75 | 126.0 | 0.0509 | 0.2331 |
| 0.75 | 138.0 | -0.2288 | 0.2053 |
| 0.75 | 210.0 | -0.2355 | 0.2567 |
| 0.75 | 222.0 | 0.2924 | 0.2303 |
| 0.75 | 234.0 | -0.4631 | 0.206 |
| 0.75 | 246.0 | -0.2808 | 0.1982 |
| 0.75 | 258.0 | -0.0589 | 0.2473 |
| 0.85 | 90.0 | 0.1062 | 0.2163 |
| 0.85 | 102.0 | -0.0134 | 0.2436 |
| 0.85 | 210.0 | -0.4654 | 0.2452 |
| 0.85 | 222.0 | -0.2406 | 0.2321 |
| 0.85 | 234.0 | 0.0616 | 0.2352 |
| 0.85 | 246.0 | -0.0271 | 0.2026 |
| 0.85 | 258.0 | -0.1285 | 0.2174 |
| 0.95 | 246.0 | 0.2657 | 0.2154 |
| 0.95 | 258.0 | 0.0134 | 0.2469 |
| 0.35 | 294.0 | 0.1218 | 0.2384 |
| 0.45 | 66.0 | 0.2229 | 0.2455 |
| 0.45 | 270.0 | 0.4442 | 0.2171 |
| 0.45 | 282.0 | -0.2103 | 0.199 |
| 0.45 | 294.0 | 0.1585 | 0.2418 |
| 0.55 | 114.0 | -0.1088 | 0.2527 |
| 0.55 | 126.0 | -0.0895 | 0.1896 |
| 0.55 | 258.0 | -0.1461 | 0.2673 |
| 0.55 | 270.0 | 0.0839 | 0.2285 |
| 0.55 | 282.0 | -0.4144 | 0.2348 |
| 0.65 | 66.0 | 0.0999 | 0.2641 |
| 0.65 | 114.0 | -0.2151 | 0.1947 |
| 0.65 | 126.0 | -0.3083 | 0.1848 |
| 0.65 | 138.0 | -0.3038 | 0.2458 |
| 0.65 | 210.0 | 0.355 | 0.2351 |
| 0.65 | 222.0 | 0.046 | 0.2517 |
| 0.65 | 234.0 | 0.1189 | 0.2226 |
| 0.65 | 246.0 | -0.182 | 0.2448 |
| 0.65 | 294.0 | 0.234 | 0.2056 |
| 0.65 | 306.0 | -0.2797 | 0.2424 |
| 0.75 | 102.0 | 0.1907 | 0.2348 |
| 0.75 | 114.0 | 0.3041 | 0.1817 |
| 0.75 | 126.0 | 0.0661 | 0.2077 |
| 0.75 | 138.0 | -0.1068 | 0.2231 |
| 0.75 | 198.0 | -0.0679 | 0.2121 |
| 0.75 | 210.0 | -0.0672 | 0.2549 |
| 0.75 | 222.0 | -0.0626 | 0.1868 |
| 0.75 | 234.0 | -0.1811 | 0.2511 |
| 0.75 | 246.0 | -0.2089 | 0.2243 |
| 0.75 | 282.0 | 0.3454 | 0.2374 |
| 0.75 | 294.0 | -0.2979 | 0.2031 |
| 0.85 | 102.0 | 0.1693 | 0.2735 |
| 0.85 | 138.0 | -0.0353 | 0.2321 |
| 0.85 | 198.0 | -0.0695 | 0.2591 |
| 0.85 | 210.0 | 0.2807 | 0.2299 |
| 0.85 | 222.0 | -0.0933 | 0.2168 |
| 0.85 | 234.0 | -0.2693 | 0.185 |
| 0.85 | 246.0 | -0.2685 | 0.22 |
| 0.85 | 258.0 | 0.2265 | 0.1865 |
| 0.95 | 210.0 | -0.2454 | 0.2583 |
| 0.95 | 234.0 | 0.0798 | 0.2626 |
| 0.95 | 246.0 | 0.0864 | 0.2329 |
| 0.95 | 258.0 | 0.3757 | 0.1895 |
Experiment comment: