Measurement E151M3280
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1921 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9072 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.15 | 66.0 | 0.3621 | 0.2384 |
| 0.25 | 66.0 | 0.3614 | 0.236 |
| 0.25 | 78.0 | -0.0095 | 0.2485 |
| 0.25 | 294.0 | 0.2679 | 0.208 |
| 0.35 | 66.0 | 0.0376 | 0.1977 |
| 0.35 | 78.0 | 0.0324 | 0.1988 |
| 0.35 | 282.0 | -0.0348 | 0.2343 |
| 0.35 | 294.0 | 0.0075 | 0.193 |
| 0.45 | 78.0 | 0.1331 | 0.2158 |
| 0.45 | 270.0 | -0.0952 | 0.24 |
| 0.45 | 282.0 | 0.0765 | 0.2354 |
| 0.45 | 294.0 | 0.3307 | 0.1969 |
| 0.55 | 102.0 | -0.0895 | 0.2617 |
| 0.55 | 114.0 | -0.0441 | 0.1993 |
| 0.55 | 270.0 | -0.1041 | 0.2463 |
| 0.55 | 282.0 | -0.2073 | 0.1815 |
| 0.65 | 90.0 | 0.0478 | 0.2607 |
| 0.65 | 102.0 | -0.4089 | 0.1905 |
| 0.65 | 114.0 | -0.0216 | 0.1704 |
| 0.65 | 126.0 | 0.2921 | 0.2179 |
| 0.65 | 138.0 | -0.0078 | 0.2356 |
| 0.65 | 222.0 | 0.0404 | 0.2255 |
| 0.65 | 234.0 | -0.2157 | 0.1989 |
| 0.65 | 246.0 | 0.0454 | 0.2089 |
| 0.65 | 258.0 | -0.4081 | 0.2372 |
| 0.65 | 294.0 | -0.0396 | 0.2147 |
| 0.65 | 306.0 | -0.2574 | 0.238 |
| 0.75 | 102.0 | 0.0975 | 0.1805 |
| 0.75 | 114.0 | -0.0948 | 0.1832 |
| 0.75 | 126.0 | -0.0241 | 0.1958 |
| 0.75 | 138.0 | 0.011 | 0.2406 |
| 0.75 | 210.0 | 0.1161 | 0.2435 |
| 0.75 | 222.0 | -0.0668 | 0.2515 |
| 0.75 | 234.0 | -0.0935 | 0.2177 |
| 0.75 | 246.0 | -0.1412 | 0.1903 |
| 0.75 | 258.0 | 0.0969 | 0.2293 |
| 0.75 | 294.0 | 0.0656 | 0.188 |
| 0.85 | 114.0 | 0.1319 | 0.2125 |
| 0.85 | 126.0 | 0.0184 | 0.2106 |
| 0.85 | 138.0 | -0.0063 | 0.2195 |
| 0.85 | 210.0 | 0.0065 | 0.2151 |
| 0.85 | 222.0 | -0.1748 | 0.1996 |
| 0.85 | 234.0 | -0.2483 | 0.1987 |
| 0.85 | 246.0 | -0.1843 | 0.1863 |
| 0.85 | 258.0 | 0.0498 | 0.2021 |
| 0.85 | 282.0 | -0.0241 | 0.2572 |
| 0.95 | 234.0 | -0.3526 | 0.2416 |
| 0.95 | 246.0 | -0.2348 | 0.2299 |
| 0.95 | 258.0 | -0.2802 | 0.2034 |
| 0.95 | 270.0 | -0.0906 | 0.2296 |
| 0.15 | 294.0 | 0.1747 | 0.2627 |
| 0.25 | 294.0 | -0.258 | 0.2553 |
| 0.35 | 66.0 | -0.0216 | 0.2273 |
| 0.35 | 78.0 | 0.2845 | 0.2298 |
| 0.35 | 282.0 | -0.2579 | 0.2163 |
| 0.35 | 294.0 | 0.1025 | 0.2396 |
| 0.45 | 66.0 | 0.0286 | 0.2446 |
| 0.45 | 282.0 | -0.0617 | 0.1933 |
| 0.45 | 294.0 | 0.0911 | 0.1857 |
| 0.55 | 66.0 | 0.3077 | 0.2317 |
| 0.55 | 102.0 | -0.1151 | 0.2069 |
| 0.55 | 114.0 | 0.0725 | 0.2164 |
| 0.55 | 126.0 | -0.0574 | 0.2395 |
| 0.55 | 270.0 | -0.1621 | 0.2127 |
| 0.55 | 282.0 | 0.1574 | 0.2222 |
| 0.65 | 102.0 | -0.1172 | 0.2285 |
| 0.65 | 114.0 | 0.1542 | 0.1733 |
| 0.65 | 126.0 | -0.1616 | 0.2 |
| 0.65 | 222.0 | -0.1544 | 0.2503 |
| 0.65 | 234.0 | -0.1681 | 0.2383 |
| 0.65 | 246.0 | 0.2434 | 0.2057 |
| 0.65 | 282.0 | -0.3066 | 0.23 |
| 0.65 | 294.0 | 0.17 | 0.2322 |
| 0.75 | 102.0 | 0.0941 | 0.2203 |
| 0.75 | 114.0 | 0.3883 | 0.1864 |
| 0.75 | 126.0 | 0.0459 | 0.1785 |
| 0.75 | 138.0 | 0.0686 | 0.2178 |
| 0.75 | 210.0 | 0.4211 | 0.2111 |
| 0.75 | 222.0 | -0.0106 | 0.229 |
| 0.75 | 234.0 | -0.0353 | 0.1991 |
| 0.75 | 246.0 | 0.2714 | 0.2386 |
| 0.75 | 258.0 | -0.3632 | 0.2081 |
| 0.85 | 78.0 | 0.1102 | 0.2515 |
| 0.85 | 90.0 | 0.1409 | 0.2558 |
| 0.85 | 114.0 | 0.1477 | 0.2277 |
| 0.85 | 126.0 | -0.1849 | 0.2229 |
| 0.85 | 210.0 | -0.1179 | 0.2371 |
| 0.85 | 234.0 | 0.2376 | 0.1772 |
| 0.85 | 246.0 | 0.3124 | 0.1862 |
| 0.85 | 258.0 | -0.1327 | 0.1782 |
| 0.85 | 270.0 | 0.2885 | 0.2132 |
| 0.95 | 234.0 | 0.0412 | 0.2659 |
| 0.95 | 246.0 | -0.5348 | 0.1886 |
| 0.95 | 258.0 | 0.1824 | 0.2161 |
| 0.95 | 270.0 | 0.1421 | 0.1947 |
Experiment comment: