Measurement E151M3496
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.3007 | |
| Q2: | 0.2445 GeV2 | |
| W: | 1505.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9269 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.05 | 54.0 | 0.3729 | 0.252 |
| 0.05 | 66.0 | -0.5969 | 0.1902 |
| 0.05 | 294.0 | -0.0597 | 0.2373 |
| 0.05 | 306.0 | -0.0824 | 0.266 |
| 0.15 | 54.0 | -0.089 | 0.1892 |
| 0.15 | 66.0 | -0.2886 | 0.2134 |
| 0.15 | 78.0 | -0.2787 | 0.2545 |
| 0.15 | 282.0 | 0.0323 | 0.2153 |
| 0.15 | 294.0 | -0.2567 | 0.1873 |
| 0.15 | 306.0 | 0.1405 | 0.224 |
| 0.25 | 54.0 | -0.5275 | 0.1816 |
| 0.25 | 66.0 | -0.0642 | 0.1979 |
| 0.25 | 78.0 | -0.4279 | 0.2056 |
| 0.25 | 270.0 | -0.145 | 0.2695 |
| 0.25 | 282.0 | -0.0047 | 0.1759 |
| 0.25 | 294.0 | 0.1305 | 0.1718 |
| 0.25 | 306.0 | 0.0241 | 0.1946 |
| 0.35 | 54.0 | 0.5503 | 0.2233 |
| 0.35 | 66.0 | 0.7071 | 0.1506 |
| 0.35 | 78.0 | 0.1702 | 0.2312 |
| 0.35 | 270.0 | 0.052 | 0.194 |
| 0.35 | 282.0 | 0.178 | 0.1719 |
| 0.35 | 294.0 | 0.135 | 0.1611 |
| 0.35 | 306.0 | 0.1994 | 0.2385 |
| 0.45 | 54.0 | 0.2588 | 0.2224 |
| 0.45 | 66.0 | -0.0774 | 0.2688 |
| 0.45 | 78.0 | 0.6497 | 0.2268 |
| 0.45 | 90.0 | 0.0528 | 0.2108 |
| 0.45 | 102.0 | 0.0967 | 0.1784 |
| 0.45 | 114.0 | -0.377 | 0.2215 |
| 0.45 | 270.0 | -0.1508 | 0.192 |
| 0.45 | 282.0 | -0.1459 | 0.155 |
| 0.45 | 294.0 | 0.0014 | 0.1624 |
| 0.45 | 306.0 | 0.3045 | 0.2612 |
| 0.45 | 318.0 | 0.613 | 0.2172 |
| 0.55 | 54.0 | 0.052 | 0.2435 |
| 0.55 | 66.0 | 0.0872 | 0.2672 |
| 0.55 | 78.0 | 0.3351 | 0.1946 |
| 0.55 | 90.0 | -0.0165 | 0.1593 |
| 0.55 | 102.0 | 0.1146 | 0.1581 |
| 0.55 | 114.0 | 0.1221 | 0.171 |
| 0.55 | 126.0 | 0.1408 | 0.2586 |
| 0.55 | 234.0 | 0.3293 | 0.2752 |
| 0.55 | 246.0 | -0.1271 | 0.2317 |
| 0.55 | 270.0 | 0.3458 | 0.2088 |
| 0.55 | 282.0 | 0.0968 | 0.1821 |
| 0.55 | 294.0 | -0.3005 | 0.2256 |
| 0.55 | 306.0 | 0.1244 | 0.1684 |
| 0.65 | 78.0 | 0.1413 | 0.1744 |
| 0.65 | 90.0 | -0.196 | 0.1267 |
| 0.65 | 102.0 | 0.0938 | 0.1394 |
| 0.65 | 114.0 | 0.0744 | 0.1468 |
| 0.65 | 126.0 | -0.0674 | 0.1797 |
| 0.65 | 138.0 | -0.04 | 0.2689 |
| 0.65 | 222.0 | -0.3469 | 0.1829 |
| 0.65 | 234.0 | 0.4204 | 0.1878 |
| 0.65 | 246.0 | -0.1143 | 0.1786 |
| 0.65 | 258.0 | -0.2112 | 0.1771 |
| 0.65 | 270.0 | 0.171 | 0.2193 |
| 0.65 | 282.0 | 0.1017 | 0.2643 |
| 0.65 | 294.0 | 0.1337 | 0.238 |
| 0.65 | 306.0 | -0.3505 | 0.1848 |
| 0.75 | 66.0 | 0.3379 | 0.1624 |
| 0.75 | 78.0 | -0.0226 | 0.2037 |
| 0.75 | 90.0 | 0.0169 | 0.1323 |
| 0.75 | 102.0 | -0.0926 | 0.1488 |
| 0.75 | 114.0 | 0.0314 | 0.1485 |
| 0.75 | 126.0 | -0.1028 | 0.1628 |
| 0.75 | 138.0 | 0.3297 | 0.1906 |
| 0.75 | 198.0 | -0.286 | 0.1928 |
| 0.75 | 210.0 | -0.2706 | 0.177 |
| 0.75 | 222.0 | 0.0049 | 0.1776 |
| 0.75 | 234.0 | -0.1616 | 0.1666 |
| 0.75 | 246.0 | -0.0868 | 0.144 |
| 0.75 | 258.0 | 0.1586 | 0.1453 |
| 0.75 | 270.0 | -0.2995 | 0.1482 |
| 0.75 | 282.0 | -0.5822 | 0.1957 |
| 0.75 | 294.0 | 0.4234 | 0.2251 |
| 0.85 | 66.0 | -0.0796 | 0.1349 |
| 0.85 | 78.0 | -0.031 | 0.18 |
| 0.85 | 90.0 | 0.0014 | 0.2876 |
| 0.85 | 102.0 | 0.071 | 0.1518 |
| 0.85 | 114.0 | 0.1382 | 0.1434 |
| 0.85 | 126.0 | -0.0604 | 0.1628 |
| 0.85 | 138.0 | -0.474 | 0.2461 |
| 0.85 | 150.0 | -0.7262 | 0.1454 |
| 0.85 | 174.0 | 0.1067 | 0.2789 |
| 0.85 | 186.0 | 0.3707 | 0.2158 |
| 0.85 | 198.0 | 0.0994 | 0.1877 |
| 0.85 | 210.0 | -0.0651 | 0.1687 |
| 0.85 | 222.0 | 0.2106 | 0.1479 |
| 0.85 | 234.0 | -0.0945 | 0.1604 |
| 0.85 | 246.0 | 0.151 | 0.1187 |
| 0.85 | 258.0 | -0.1782 | 0.1284 |
| 0.85 | 270.0 | -0.0596 | 0.1601 |
| 0.85 | 282.0 | 0.2498 | 0.1513 |
| 0.85 | 294.0 | -0.0819 | 0.2033 |
| 0.85 | 306.0 | -0.1231 | 0.203 |
| 0.95 | 66.0 | 0.1029 | 0.2089 |
| 0.95 | 78.0 | 0.0053 | 0.2194 |
| 0.95 | 114.0 | 0.1964 | 0.2392 |
| 0.95 | 126.0 | -0.0596 | 0.2351 |
| 0.95 | 186.0 | -0.3524 | 0.2246 |
| 0.95 | 198.0 | -0.5453 | 0.2349 |
| 0.95 | 210.0 | -0.2796 | 0.1937 |
| 0.95 | 222.0 | 0.0577 | 0.179 |
| 0.95 | 234.0 | -0.4022 | 0.1491 |
| 0.95 | 246.0 | 0.0228 | 0.1457 |
| 0.95 | 258.0 | -0.283 | 0.1428 |
| 0.95 | 270.0 | -0.1573 | 0.1416 |
| 0.95 | 282.0 | -0.0338 | 0.1455 |
| 0.95 | 294.0 | -0.1457 | 0.1356 |
| 0.95 | 306.0 | 0.0759 | 0.1435 |
| 0.95 | 318.0 | 0.0386 | 0.2401 |
Experiment comment: