Measurement E151M3482
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.265 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9441 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.05 | 30.0 | -0.5557 | 0.2382 |
| 0.05 | 42.0 | -0.1556 | 0.2551 |
| 0.05 | 54.0 | -0.0198 | 0.1884 |
| 0.05 | 66.0 | 0.2933 | 0.224 |
| 0.05 | 294.0 | -0.0738 | 0.21 |
| 0.05 | 306.0 | 0.1146 | 0.207 |
| 0.15 | 54.0 | 0.2146 | 0.1698 |
| 0.15 | 66.0 | 0.0462 | 0.1365 |
| 0.15 | 78.0 | -0.2731 | 0.2005 |
| 0.15 | 282.0 | -0.0961 | 0.2072 |
| 0.15 | 294.0 | -0.0801 | 0.1645 |
| 0.15 | 306.0 | -0.0862 | 0.1806 |
| 0.25 | 54.0 | -0.0882 | 0.1516 |
| 0.25 | 66.0 | 0.2109 | 0.1299 |
| 0.25 | 78.0 | 0.233 | 0.1503 |
| 0.25 | 270.0 | 0.7071 | 0.1735 |
| 0.25 | 282.0 | -0.21 | 0.1427 |
| 0.25 | 294.0 | -0.2291 | 0.1369 |
| 0.25 | 306.0 | 0.1562 | 0.1898 |
| 0.35 | 54.0 | 0.1483 | 0.1787 |
| 0.35 | 66.0 | 0.1607 | 0.1156 |
| 0.35 | 78.0 | -0.2348 | 0.1415 |
| 0.35 | 90.0 | 0.2058 | 0.2031 |
| 0.35 | 102.0 | -0.4958 | 0.2232 |
| 0.35 | 270.0 | -0.1218 | 0.1585 |
| 0.35 | 282.0 | -0.0991 | 0.1163 |
| 0.35 | 294.0 | -0.1449 | 0.1164 |
| 0.35 | 306.0 | -0.1862 | 0.1761 |
| 0.45 | 54.0 | -0.007 | 0.1962 |
| 0.45 | 66.0 | 0.0516 | 0.1502 |
| 0.45 | 78.0 | -0.0693 | 0.1677 |
| 0.45 | 90.0 | 0.1157 | 0.177 |
| 0.45 | 102.0 | -0.3209 | 0.1598 |
| 0.45 | 114.0 | -0.3382 | 0.1971 |
| 0.45 | 258.0 | 0.0928 | 0.2466 |
| 0.45 | 270.0 | -0.1999 | 0.1607 |
| 0.45 | 282.0 | 0.0667 | 0.1206 |
| 0.45 | 294.0 | 0.0718 | 0.1191 |
| 0.45 | 306.0 | -0.0271 | 0.2278 |
| 0.45 | 318.0 | -0.0303 | 0.2665 |
| 0.55 | 54.0 | 0.1681 | 0.1669 |
| 0.55 | 66.0 | 0.1865 | 0.18 |
| 0.55 | 78.0 | -0.0903 | 0.1587 |
| 0.55 | 90.0 | 0.0166 | 0.1382 |
| 0.55 | 102.0 | -0.0371 | 0.1338 |
| 0.55 | 114.0 | 0.1187 | 0.1204 |
| 0.55 | 126.0 | -0.0565 | 0.1997 |
| 0.55 | 234.0 | 0.0785 | 0.2233 |
| 0.55 | 246.0 | 0.1221 | 0.2115 |
| 0.55 | 258.0 | 0.2241 | 0.1755 |
| 0.55 | 270.0 | 0.074 | 0.1473 |
| 0.55 | 282.0 | -0.1617 | 0.1279 |
| 0.55 | 294.0 | -0.1383 | 0.1681 |
| 0.55 | 306.0 | -0.1556 | 0.1495 |
| 0.65 | 54.0 | 0.1172 | 0.2362 |
| 0.65 | 66.0 | 0.022 | 0.2174 |
| 0.65 | 78.0 | 0.0131 | 0.1652 |
| 0.65 | 90.0 | -0.0486 | 0.1071 |
| 0.65 | 102.0 | 0.0979 | 0.1041 |
| 0.65 | 114.0 | -0.2846 | 0.1104 |
| 0.65 | 126.0 | 0.1149 | 0.1275 |
| 0.65 | 138.0 | 0.2621 | 0.1761 |
| 0.65 | 210.0 | -0.2254 | 0.2381 |
| 0.65 | 222.0 | 0.0576 | 0.1584 |
| 0.65 | 234.0 | 0.0545 | 0.1353 |
| 0.65 | 246.0 | -0.1059 | 0.1385 |
| 0.65 | 258.0 | 0.0553 | 0.1393 |
| 0.65 | 270.0 | -0.1443 | 0.1546 |
| 0.65 | 282.0 | 0.152 | 0.1731 |
| 0.65 | 294.0 | -0.1101 | 0.1753 |
| 0.65 | 306.0 | -0.0253 | 0.1574 |
| 0.75 | 66.0 | -0.0331 | 0.1704 |
| 0.75 | 78.0 | -0.0718 | 0.1847 |
| 0.75 | 90.0 | -0.1534 | 0.1064 |
| 0.75 | 102.0 | 0.0878 | 0.096 |
| 0.75 | 114.0 | 0.0432 | 0.104 |
| 0.75 | 126.0 | 0.2636 | 0.1239 |
| 0.75 | 138.0 | 0.1265 | 0.1637 |
| 0.75 | 150.0 | -0.1205 | 0.1884 |
| 0.75 | 186.0 | 0.0926 | 0.2409 |
| 0.75 | 198.0 | -0.0655 | 0.1996 |
| 0.75 | 210.0 | 0.1061 | 0.1582 |
| 0.75 | 222.0 | -0.1487 | 0.121 |
| 0.75 | 234.0 | 0.0386 | 0.1107 |
| 0.75 | 246.0 | 0.0291 | 0.1106 |
| 0.75 | 258.0 | -0.1037 | 0.1151 |
| 0.75 | 270.0 | 0.0562 | 0.1361 |
| 0.75 | 282.0 | -0.3656 | 0.2075 |
| 0.75 | 294.0 | -0.1692 | 0.1732 |
| 0.85 | 66.0 | 0.4527 | 0.1018 |
| 0.85 | 78.0 | 0.0663 | 0.12 |
| 0.85 | 90.0 | -0.0022 | 0.1616 |
| 0.85 | 102.0 | -0.0617 | 0.1174 |
| 0.85 | 114.0 | 0.1194 | 0.1069 |
| 0.85 | 126.0 | 0.0882 | 0.1131 |
| 0.85 | 138.0 | 0.1744 | 0.1424 |
| 0.85 | 150.0 | 0.2192 | 0.2298 |
| 0.85 | 174.0 | -0.0965 | 0.2608 |
| 0.85 | 186.0 | 0.0188 | 0.2141 |
| 0.85 | 198.0 | 0.1635 | 0.1621 |
| 0.85 | 210.0 | 0.0233 | 0.1311 |
| 0.85 | 222.0 | -0.1254 | 0.1277 |
| 0.85 | 234.0 | -0.0718 | 0.1108 |
| 0.85 | 246.0 | -0.1539 | 0.0988 |
| 0.85 | 258.0 | -0.0004 | 0.1085 |
| 0.85 | 270.0 | -0.2573 | 0.1089 |
| 0.85 | 282.0 | 0.11 | 0.1322 |
| 0.85 | 294.0 | -0.2928 | 0.1613 |
| 0.95 | 66.0 | 0.0868 | 0.1915 |
| 0.95 | 78.0 | 0.2621 | 0.1564 |
| 0.95 | 90.0 | -0.1941 | 0.1938 |
| 0.95 | 114.0 | 0.0821 | 0.1945 |
| 0.95 | 126.0 | 0.022 | 0.2063 |
| 0.95 | 138.0 | 0.0506 | 0.2084 |
| 0.95 | 150.0 | 0.0034 | 0.2263 |
| 0.95 | 174.0 | -0.1827 | 0.2349 |
| 0.95 | 186.0 | 0.2188 | 0.1942 |
| 0.95 | 198.0 | 0.1615 | 0.1903 |
| 0.95 | 210.0 | -0.1526 | 0.1771 |
| 0.95 | 222.0 | 0.0908 | 0.1484 |
| 0.95 | 234.0 | -0.0369 | 0.1224 |
| 0.95 | 246.0 | 0.1388 | 0.1289 |
| 0.95 | 258.0 | -0.1308 | 0.1173 |
| 0.95 | 270.0 | -0.0631 | 0.1111 |
| 0.95 | 282.0 | -0.0144 | 0.1099 |
| 0.95 | 294.0 | -0.0828 | 0.1237 |
| 0.95 | 306.0 | 0.3882 | 0.1822 |
Experiment comment: