Measurement E151M3225
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.3459 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1355.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9439 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | -0.2101 | 0.2422 |
| 0.25 | 294.0 | -0.4372 | 0.2405 |
| 0.25 | 306.0 | -0.4133 | 0.2429 |
| 0.35 | 66.0 | 0.1507 | 0.2447 |
| 0.35 | 78.0 | -0.2498 | 0.2339 |
| 0.35 | 294.0 | -0.3936 | 0.1887 |
| 0.35 | 306.0 | 0.0771 | 0.2359 |
| 0.45 | 66.0 | -0.0513 | 0.2543 |
| 0.45 | 78.0 | -0.1058 | 0.207 |
| 0.45 | 294.0 | -0.2673 | 0.223 |
| 0.55 | 78.0 | -0.0182 | 0.2579 |
| 0.65 | 78.0 | 0.4529 | 0.2347 |
| 0.65 | 90.0 | -0.0856 | 0.2602 |
| 0.65 | 102.0 | 0.1153 | 0.2232 |
| 0.65 | 114.0 | 0.1601 | 0.2055 |
| 0.65 | 258.0 | 0.0668 | 0.1963 |
| 0.65 | 270.0 | -0.2031 | 0.2183 |
| 0.75 | 90.0 | 0.0745 | 0.215 |
| 0.75 | 102.0 | 0.1813 | 0.2026 |
| 0.75 | 114.0 | -0.0104 | 0.1829 |
| 0.75 | 126.0 | -0.1628 | 0.2222 |
| 0.75 | 138.0 | -0.1203 | 0.2366 |
| 0.75 | 234.0 | -0.1032 | 0.2212 |
| 0.75 | 246.0 | -0.3892 | 0.1924 |
| 0.75 | 258.0 | -0.1199 | 0.194 |
| 0.75 | 270.0 | -0.2193 | 0.1969 |
| 0.75 | 282.0 | 0.5438 | 0.2115 |
| 0.85 | 90.0 | -0.0032 | 0.2557 |
| 0.85 | 102.0 | 0.2646 | 0.1747 |
| 0.85 | 114.0 | -0.2465 | 0.2066 |
| 0.85 | 126.0 | -0.126 | 0.1789 |
| 0.85 | 138.0 | -0.2531 | 0.2235 |
| 0.85 | 222.0 | -0.6001 | 0.2243 |
| 0.85 | 234.0 | -0.2045 | 0.1934 |
| 0.85 | 246.0 | 0.1987 | 0.1767 |
| 0.85 | 258.0 | -0.0177 | 0.194 |
| 0.85 | 270.0 | -0.0826 | 0.1733 |
| 0.85 | 282.0 | 0.0878 | 0.1907 |
| 0.95 | 114.0 | 0.0025 | 0.2556 |
| 0.95 | 138.0 | 0.1295 | 0.2492 |
| 0.95 | 222.0 | -0.0249 | 0.2333 |
| 0.95 | 234.0 | -0.2559 | 0.2587 |
| 0.95 | 246.0 | -0.2205 | 0.1916 |
| 0.95 | 258.0 | -0.1018 | 0.2279 |
| 0.95 | 270.0 | -0.0755 | 0.1983 |
| 0.95 | 282.0 | -0.0287 | 0.253 |
| 0.15 | 66.0 | 0.2327 | 0.2299 |
| 0.15 | 306.0 | -0.431 | 0.2252 |
| 0.25 | 66.0 | -0.4073 | 0.2258 |
| 0.25 | 306.0 | 0.2577 | 0.2264 |
| 0.35 | 66.0 | -0.301 | 0.1997 |
| 0.35 | 78.0 | -0.094 | 0.2229 |
| 0.35 | 294.0 | 0.1745 | 0.2333 |
| 0.35 | 306.0 | 0.1478 | 0.2499 |
| 0.45 | 66.0 | -0.0979 | 0.2115 |
| 0.45 | 78.0 | 0.1504 | 0.1925 |
| 0.45 | 282.0 | 0.2495 | 0.2512 |
| 0.45 | 294.0 | -0.3987 | 0.2282 |
| 0.55 | 78.0 | 0.2585 | 0.2421 |
| 0.55 | 270.0 | 0.455 | 0.2382 |
| 0.65 | 102.0 | 0.1234 | 0.2311 |
| 0.65 | 114.0 | -0.135 | 0.2246 |
| 0.65 | 246.0 | -0.3269 | 0.2183 |
| 0.65 | 258.0 | -0.0799 | 0.2297 |
| 0.65 | 270.0 | -0.0253 | 0.2312 |
| 0.75 | 90.0 | 0.0509 | 0.2137 |
| 0.75 | 102.0 | 0.0046 | 0.1667 |
| 0.75 | 114.0 | 0.0233 | 0.172 |
| 0.75 | 126.0 | 0.1347 | 0.1954 |
| 0.75 | 222.0 | -0.0258 | 0.215 |
| 0.75 | 234.0 | 0.0814 | 0.1887 |
| 0.75 | 246.0 | 0.1305 | 0.1801 |
| 0.75 | 258.0 | -0.1191 | 0.1896 |
| 0.75 | 270.0 | -0.0994 | 0.1894 |
| 0.75 | 282.0 | -0.1464 | 0.2388 |
| 0.85 | 78.0 | -0.0588 | 0.2634 |
| 0.85 | 90.0 | -0.0927 | 0.2547 |
| 0.85 | 102.0 | 0.1109 | 0.1731 |
| 0.85 | 114.0 | 0.1605 | 0.1569 |
| 0.85 | 126.0 | 0.2026 | 0.1979 |
| 0.85 | 138.0 | 0.1678 | 0.1902 |
| 0.85 | 222.0 | -0.2231 | 0.2257 |
| 0.85 | 234.0 | 0.2843 | 0.1777 |
| 0.85 | 246.0 | -0.0234 | 0.1646 |
| 0.85 | 258.0 | -0.2267 | 0.1689 |
| 0.85 | 270.0 | -0.2609 | 0.1521 |
| 0.85 | 282.0 | 0.035 | 0.1706 |
| 0.95 | 102.0 | -0.1868 | 0.2537 |
| 0.95 | 126.0 | 0.397 | 0.2195 |
| 0.95 | 138.0 | 0.0079 | 0.2118 |
| 0.95 | 150.0 | 0.0392 | 0.2437 |
| 0.95 | 222.0 | -0.2642 | 0.2316 |
| 0.95 | 234.0 | -0.0632 | 0.2315 |
| 0.95 | 246.0 | 0.4641 | 0.2041 |
| 0.95 | 258.0 | -0.18 | 0.2182 |
| 0.95 | 270.0 | -0.0439 | 0.2019 |
| 0.95 | 282.0 | -0.0806 | 0.2403 |
Experiment comment: