Measurement E151M3426
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.6591 | |
| Q2: | 0.2445 GeV2 | |
| W: | 1325.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9597 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| -0.15 | 306.0 | -0.0883 | 0.2825 |
| -0.05 | 54.0 | -0.0195 | 0.27 |
| -0.05 | 306.0 | -0.0533 | 0.2342 |
| 0.05 | 54.0 | -0.3709 | 0.2104 |
| 0.05 | 66.0 | -0.1628 | 0.2005 |
| 0.05 | 306.0 | 0.2296 | 0.2456 |
| 0.15 | 54.0 | -0.0296 | 0.2439 |
| 0.15 | 66.0 | -0.1209 | 0.1781 |
| 0.15 | 294.0 | 0.1814 | 0.2781 |
| 0.15 | 306.0 | -0.0262 | 0.2381 |
| 0.25 | 54.0 | -0.4732 | 0.2165 |
| 0.25 | 66.0 | -0.3271 | 0.1766 |
| 0.25 | 78.0 | 0.2771 | 0.2334 |
| 0.25 | 294.0 | -0.0288 | 0.1882 |
| 0.25 | 306.0 | -0.2041 | 0.1955 |
| 0.35 | 54.0 | 0.1173 | 0.2953 |
| 0.35 | 66.0 | 0.1845 | 0.2044 |
| 0.35 | 78.0 | 0.2998 | 0.2158 |
| 0.35 | 294.0 | -0.141 | 0.2135 |
| 0.45 | 54.0 | 0.0227 | 0.2551 |
| 0.45 | 66.0 | 0.3025 | 0.1928 |
| 0.45 | 78.0 | 0.3267 | 0.2614 |
| 0.45 | 270.0 | -0.1678 | 0.2354 |
| 0.45 | 282.0 | 0.1329 | 0.2768 |
| 0.45 | 294.0 | -0.0079 | 0.2581 |
| 0.55 | 66.0 | 0.2619 | 0.2539 |
| 0.55 | 78.0 | -0.1986 | 0.2058 |
| 0.55 | 90.0 | 0.1946 | 0.1941 |
| 0.55 | 102.0 | 0.2336 | 0.2551 |
| 0.55 | 270.0 | 0.1926 | 0.1928 |
| 0.55 | 282.0 | 0.1188 | 0.1872 |
| 0.55 | 294.0 | 0.081 | 0.2161 |
| 0.65 | 66.0 | -0.4534 | 0.188 |
| 0.65 | 78.0 | -0.2063 | 0.1542 |
| 0.65 | 90.0 | -0.0441 | 0.144 |
| 0.65 | 102.0 | 0.3505 | 0.1612 |
| 0.65 | 114.0 | -0.1106 | 0.2521 |
| 0.65 | 258.0 | 0.0756 | 0.1697 |
| 0.65 | 270.0 | 0.1043 | 0.1376 |
| 0.65 | 282.0 | -0.1362 | 0.1604 |
| 0.65 | 294.0 | -0.0622 | 0.1802 |
| 0.75 | 66.0 | 0.1973 | 0.1654 |
| 0.75 | 78.0 | 0.1242 | 0.118 |
| 0.75 | 90.0 | -0.002 | 0.1125 |
| 0.75 | 102.0 | -0.1165 | 0.1447 |
| 0.75 | 114.0 | -0.2618 | 0.1465 |
| 0.75 | 126.0 | -0.1225 | 0.2394 |
| 0.75 | 234.0 | 0.0887 | 0.2419 |
| 0.75 | 246.0 | 0.3757 | 0.1618 |
| 0.75 | 258.0 | 0.0101 | 0.129 |
| 0.75 | 270.0 | 0.1103 | 0.1272 |
| 0.75 | 282.0 | -0.0174 | 0.1239 |
| 0.75 | 294.0 | 0.0347 | 0.1389 |
| 0.75 | 306.0 | 0.2769 | 0.181 |
| 0.85 | 54.0 | -0.2904 | 0.1935 |
| 0.85 | 66.0 | -0.0444 | 0.1729 |
| 0.85 | 78.0 | -0.0922 | 0.1285 |
| 0.85 | 90.0 | -0.1334 | 0.1268 |
| 0.85 | 102.0 | 0.3014 | 0.1074 |
| 0.85 | 114.0 | -0.222 | 0.1312 |
| 0.85 | 126.0 | -0.0599 | 0.1665 |
| 0.85 | 138.0 | -0.0129 | 0.1892 |
| 0.85 | 150.0 | -0.2913 | 0.2556 |
| 0.85 | 210.0 | 0.1301 | 0.2672 |
| 0.85 | 222.0 | 0.0011 | 0.1586 |
| 0.85 | 234.0 | 0.1317 | 0.1515 |
| 0.85 | 246.0 | -0.2067 | 0.1295 |
| 0.85 | 258.0 | -0.0478 | 0.1385 |
| 0.85 | 270.0 | -0.0657 | 0.1207 |
| 0.85 | 282.0 | -0.0821 | 0.1345 |
| 0.85 | 294.0 | -0.0782 | 0.1203 |
| 0.85 | 306.0 | -0.1027 | 0.135 |
| 0.85 | 318.0 | 0.4462 | 0.1966 |
| 0.95 | 66.0 | 0.0557 | 0.1661 |
| 0.95 | 78.0 | 0.0593 | 0.1616 |
| 0.95 | 90.0 | -0.0586 | 0.1478 |
| 0.95 | 102.0 | -0.1889 | 0.165 |
| 0.95 | 114.0 | 0.0834 | 0.1437 |
| 0.95 | 126.0 | 0.1426 | 0.1721 |
| 0.95 | 138.0 | -0.166 | 0.1939 |
| 0.95 | 150.0 | 0.3695 | 0.1893 |
| 0.95 | 162.0 | 0.0693 | 0.2725 |
| 0.95 | 174.0 | -0.1791 | 0.2807 |
| 0.95 | 186.0 | -0.0231 | 0.2685 |
| 0.95 | 198.0 | -0.0552 | 0.2284 |
| 0.95 | 210.0 | 0.1979 | 0.2098 |
| 0.95 | 222.0 | -0.0921 | 0.1794 |
| 0.95 | 234.0 | -0.1967 | 0.1542 |
| 0.95 | 246.0 | -0.0491 | 0.1602 |
| 0.95 | 258.0 | 0.0188 | 0.152 |
| 0.95 | 270.0 | -0.037 | 0.1512 |
| 0.95 | 282.0 | -0.2482 | 0.1507 |
| 0.95 | 294.0 | 0.0253 | 0.1612 |
| 0.95 | 306.0 | -0.0702 | 0.1413 |
| 0.95 | 318.0 | -0.2571 | 0.1726 |
| 0.95 | 330.0 | 0.1848 | 0.2605 |
| 0.95 | 342.0 | 0.1746 | 0.2539 |
Experiment comment: