Measurement E151M3425
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.5965 | |
| Q2: | 0.205 GeV2 | |
| W: | 1325.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9642 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| -0.05 | 306.0 | -0.0524 | 0.2248 |
| -0.05 | 318.0 | -0.3638 | 0.2113 |
| 0.05 | 54.0 | -0.1251 | 0.2693 |
| 0.05 | 66.0 | 0.1756 | 0.2221 |
| 0.05 | 294.0 | -0.1128 | 0.272 |
| 0.05 | 306.0 | 0.0979 | 0.2071 |
| 0.15 | 54.0 | -0.0607 | 0.2179 |
| 0.15 | 66.0 | -0.063 | 0.1714 |
| 0.15 | 294.0 | 0.1387 | 0.1665 |
| 0.15 | 306.0 | 0.1385 | 0.1763 |
| 0.25 | 54.0 | 0.0988 | 0.2347 |
| 0.25 | 66.0 | -0.0188 | 0.1634 |
| 0.25 | 78.0 | 0.3195 | 0.2001 |
| 0.25 | 294.0 | 0.1033 | 0.1954 |
| 0.25 | 306.0 | 0.1377 | 0.2036 |
| 0.35 | 54.0 | -0.145 | 0.226 |
| 0.35 | 66.0 | 0.0194 | 0.1537 |
| 0.35 | 78.0 | 0.1336 | 0.202 |
| 0.35 | 282.0 | -0.4844 | 0.2059 |
| 0.35 | 294.0 | -0.1024 | 0.1961 |
| 0.35 | 306.0 | -0.4386 | 0.2267 |
| 0.45 | 54.0 | 0.2773 | 0.2047 |
| 0.45 | 66.0 | 0.1321 | 0.1801 |
| 0.45 | 78.0 | -0.3578 | 0.2191 |
| 0.45 | 282.0 | -0.0942 | 0.2351 |
| 0.45 | 294.0 | 0.0321 | 0.1878 |
| 0.55 | 66.0 | -0.0134 | 0.2379 |
| 0.55 | 78.0 | -0.3584 | 0.2358 |
| 0.55 | 90.0 | 0.5041 | 0.1685 |
| 0.55 | 102.0 | -0.0211 | 0.2576 |
| 0.55 | 270.0 | -0.1004 | 0.1873 |
| 0.55 | 282.0 | 0.1405 | 0.1878 |
| 0.55 | 294.0 | -0.1156 | 0.2098 |
| 0.65 | 66.0 | 0.5077 | 0.2077 |
| 0.65 | 78.0 | -0.0964 | 0.1356 |
| 0.65 | 90.0 | 0.0661 | 0.1311 |
| 0.65 | 102.0 | -0.0174 | 0.1353 |
| 0.65 | 114.0 | -0.0156 | 0.2421 |
| 0.65 | 258.0 | -0.1349 | 0.1591 |
| 0.65 | 270.0 | 0.1848 | 0.1348 |
| 0.65 | 282.0 | -0.0154 | 0.1539 |
| 0.65 | 294.0 | -0.2179 | 0.1957 |
| 0.75 | 66.0 | -0.0365 | 0.1741 |
| 0.75 | 78.0 | -0.0981 | 0.1199 |
| 0.75 | 90.0 | -0.1147 | 0.1044 |
| 0.75 | 102.0 | -0.0174 | 0.1221 |
| 0.75 | 114.0 | 0.0912 | 0.1454 |
| 0.75 | 126.0 | 0.227 | 0.1886 |
| 0.75 | 234.0 | -0.1314 | 0.2014 |
| 0.75 | 246.0 | -0.0076 | 0.1509 |
| 0.75 | 258.0 | 0.1081 | 0.131 |
| 0.75 | 270.0 | -0.0044 | 0.1116 |
| 0.75 | 282.0 | 0.1744 | 0.1229 |
| 0.75 | 294.0 | 0.1613 | 0.1339 |
| 0.75 | 306.0 | -0.0424 | 0.1911 |
| 0.85 | 54.0 | -0.1472 | 0.213 |
| 0.85 | 66.0 | -0.0896 | 0.1966 |
| 0.85 | 78.0 | 0.0994 | 0.1163 |
| 0.85 | 90.0 | -0.1464 | 0.1052 |
| 0.85 | 102.0 | 0.1023 | 0.1141 |
| 0.85 | 114.0 | 0.0862 | 0.1168 |
| 0.85 | 126.0 | -0.1865 | 0.1354 |
| 0.85 | 138.0 | -0.0256 | 0.2045 |
| 0.85 | 150.0 | 0.1147 | 0.2502 |
| 0.85 | 198.0 | -0.0064 | 0.2719 |
| 0.85 | 210.0 | 0.1472 | 0.2012 |
| 0.85 | 222.0 | 0.0093 | 0.1788 |
| 0.85 | 234.0 | 0.0728 | 0.1369 |
| 0.85 | 246.0 | -0.103 | 0.1317 |
| 0.85 | 258.0 | 0.2417 | 0.1106 |
| 0.85 | 270.0 | 0.1476 | 0.1063 |
| 0.85 | 282.0 | 0.0394 | 0.1107 |
| 0.85 | 294.0 | -0.0306 | 0.1224 |
| 0.85 | 306.0 | -0.0933 | 0.1465 |
| 0.95 | 54.0 | -0.4965 | 0.2339 |
| 0.95 | 66.0 | -0.0496 | 0.254 |
| 0.95 | 78.0 | 0.008 | 0.1363 |
| 0.95 | 90.0 | -0.0961 | 0.1283 |
| 0.95 | 102.0 | -0.0544 | 0.1468 |
| 0.95 | 114.0 | -0.1027 | 0.1418 |
| 0.95 | 126.0 | 0.1157 | 0.144 |
| 0.95 | 138.0 | -0.2422 | 0.1648 |
| 0.95 | 150.0 | -0.2675 | 0.1731 |
| 0.95 | 162.0 | -0.1507 | 0.1915 |
| 0.95 | 174.0 | 0.0536 | 0.2467 |
| 0.95 | 186.0 | -0.078 | 0.2253 |
| 0.95 | 198.0 | -0.0564 | 0.1978 |
| 0.95 | 210.0 | -0.1077 | 0.2165 |
| 0.95 | 222.0 | 0.0 | 0.1671 |
| 0.95 | 234.0 | 0.1068 | 0.1524 |
| 0.95 | 246.0 | -0.2921 | 0.1528 |
| 0.95 | 258.0 | -0.1342 | 0.1345 |
| 0.95 | 270.0 | 0.0234 | 0.1353 |
| 0.95 | 282.0 | 0.0314 | 0.1296 |
| 0.95 | 294.0 | -0.0014 | 0.1281 |
| 0.95 | 306.0 | -0.1575 | 0.1444 |
| 0.95 | 318.0 | -0.306 | 0.1748 |
Experiment comment: