Measurement E151M3532
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.164 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1595.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9143 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.15 | 66.0 | 0.1049 | 0.2219 |
| 0.25 | 54.0 | 0.6091 | 0.2126 |
| 0.25 | 66.0 | -0.0019 | 0.2444 |
| 0.25 | 78.0 | -0.2471 | 0.2499 |
| 0.25 | 270.0 | 0.3307 | 0.2521 |
| 0.25 | 282.0 | -0.2714 | 0.1967 |
| 0.25 | 294.0 | 0.2289 | 0.2198 |
| 0.35 | 66.0 | -0.2727 | 0.2056 |
| 0.35 | 78.0 | -0.1703 | 0.2529 |
| 0.35 | 270.0 | -0.127 | 0.1818 |
| 0.35 | 282.0 | -0.0419 | 0.1759 |
| 0.35 | 294.0 | -0.1127 | 0.2282 |
| 0.45 | 66.0 | 0.0014 | 0.2306 |
| 0.45 | 78.0 | 0.0785 | 0.2686 |
| 0.45 | 90.0 | 0.0502 | 0.2533 |
| 0.45 | 102.0 | -0.3435 | 0.2206 |
| 0.45 | 114.0 | -0.0885 | 0.1798 |
| 0.45 | 126.0 | 0.3124 | 0.2132 |
| 0.45 | 258.0 | -0.069 | 0.2578 |
| 0.45 | 270.0 | 0.2874 | 0.1883 |
| 0.45 | 282.0 | -0.0529 | 0.178 |
| 0.45 | 294.0 | -0.146 | 0.2064 |
| 0.55 | 42.0 | 0.0237 | 0.2952 |
| 0.55 | 54.0 | 0.2438 | 0.2057 |
| 0.55 | 66.0 | -0.6047 | 0.2159 |
| 0.55 | 78.0 | -0.3824 | 0.3186 |
| 0.55 | 90.0 | -0.4771 | 0.168 |
| 0.55 | 102.0 | -0.2041 | 0.1714 |
| 0.55 | 114.0 | 0.0007 | 0.1889 |
| 0.55 | 126.0 | 0.0966 | 0.1791 |
| 0.55 | 138.0 | 0.0341 | 0.2393 |
| 0.55 | 210.0 | 0.2611 | 0.2369 |
| 0.55 | 222.0 | 0.0447 | 0.2537 |
| 0.55 | 234.0 | 0.1955 | 0.25 |
| 0.55 | 246.0 | -0.024 | 0.2087 |
| 0.55 | 258.0 | 0.1882 | 0.2055 |
| 0.55 | 270.0 | 0.334 | 0.18 |
| 0.55 | 282.0 | -0.1678 | 0.1944 |
| 0.55 | 306.0 | 0.3199 | 0.2062 |
| 0.65 | 54.0 | 0.0341 | 0.2317 |
| 0.65 | 90.0 | 0.1315 | 0.1747 |
| 0.65 | 102.0 | 0.0215 | 0.1598 |
| 0.65 | 114.0 | 0.2735 | 0.1342 |
| 0.65 | 126.0 | 0.115 | 0.1615 |
| 0.65 | 138.0 | -0.0823 | 0.1998 |
| 0.65 | 150.0 | -0.2143 | 0.2481 |
| 0.65 | 174.0 | 0.0711 | 0.2796 |
| 0.65 | 186.0 | -0.3221 | 0.236 |
| 0.65 | 198.0 | -0.143 | 0.2098 |
| 0.65 | 210.0 | -0.3657 | 0.1805 |
| 0.65 | 222.0 | 0.0121 | 0.1861 |
| 0.65 | 234.0 | -0.2167 | 0.1734 |
| 0.65 | 246.0 | 0.2436 | 0.177 |
| 0.65 | 258.0 | -0.2759 | 0.2402 |
| 0.65 | 270.0 | -0.4164 | 0.1796 |
| 0.65 | 282.0 | -0.3247 | 0.2691 |
| 0.65 | 294.0 | -0.2884 | 0.1674 |
| 0.65 | 306.0 | -0.097 | 0.2139 |
| 0.75 | 66.0 | -0.2033 | 0.2423 |
| 0.75 | 78.0 | 0.0878 | 0.1777 |
| 0.75 | 90.0 | 0.2047 | 0.2081 |
| 0.75 | 102.0 | 0.0295 | 0.1502 |
| 0.75 | 114.0 | -0.2083 | 0.1381 |
| 0.75 | 126.0 | -0.1632 | 0.1356 |
| 0.75 | 138.0 | -0.1753 | 0.1854 |
| 0.75 | 150.0 | -0.1195 | 0.247 |
| 0.75 | 186.0 | 0.1347 | 0.184 |
| 0.75 | 198.0 | -0.0394 | 0.1761 |
| 0.75 | 210.0 | 0.1334 | 0.1509 |
| 0.75 | 222.0 | -0.0216 | 0.1571 |
| 0.75 | 234.0 | 0.1258 | 0.1398 |
| 0.75 | 246.0 | 0.0505 | 0.1593 |
| 0.75 | 258.0 | -0.0903 | 0.2129 |
| 0.75 | 270.0 | -0.8403 | 0.1734 |
| 0.75 | 282.0 | -0.0141 | 0.1653 |
| 0.75 | 294.0 | 0.0578 | 0.1813 |
| 0.85 | 66.0 | 0.0334 | 0.1752 |
| 0.85 | 78.0 | 0.0941 | 0.1458 |
| 0.85 | 90.0 | -0.1294 | 0.1392 |
| 0.85 | 102.0 | 0.2748 | 0.1979 |
| 0.85 | 114.0 | 0.3948 | 0.1458 |
| 0.85 | 126.0 | -0.0225 | 0.1936 |
| 0.85 | 138.0 | 0.1475 | 0.2076 |
| 0.85 | 150.0 | 0.2812 | 0.241 |
| 0.85 | 186.0 | 0.0542 | 0.1953 |
| 0.85 | 198.0 | -0.0069 | 0.162 |
| 0.85 | 210.0 | -0.0562 | 0.1416 |
| 0.85 | 222.0 | -0.0758 | 0.1431 |
| 0.85 | 234.0 | -0.0718 | 0.1218 |
| 0.85 | 246.0 | 0.0777 | 0.1292 |
| 0.85 | 258.0 | 0.0991 | 0.1463 |
| 0.85 | 270.0 | 0.325 | 0.221 |
| 0.85 | 282.0 | -0.0538 | 0.2051 |
| 0.95 | 78.0 | -0.0538 | 0.1919 |
| 0.95 | 90.0 | -0.1558 | 0.1651 |
| 0.95 | 102.0 | -0.0669 | 0.1901 |
| 0.95 | 162.0 | 0.1893 | 0.2669 |
| 0.95 | 174.0 | -0.2675 | 0.2535 |
| 0.95 | 186.0 | -0.2183 | 0.2111 |
| 0.95 | 198.0 | -0.1147 | 0.1982 |
| 0.95 | 210.0 | -0.0699 | 0.1586 |
| 0.95 | 222.0 | -0.1087 | 0.1629 |
| 0.95 | 234.0 | -0.1746 | 0.1575 |
| 0.95 | 246.0 | -0.0818 | 0.1484 |
| 0.95 | 258.0 | 0.0614 | 0.1426 |
| 0.95 | 270.0 | 0.0424 | 0.1411 |
| 0.95 | 282.0 | 0.0398 | 0.1624 |
| 0.95 | 294.0 | 0.0722 | 0.2387 |
Experiment comment: