Measurement E151M3222
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.2257 | |
| Q2: | 0.0707 GeV2 | |
| W: | 1355.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9542 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.15 | 306.0 | -0.2404 | 0.1594 |
| 0.25 | 54.0 | 0.1995 | 0.2366 |
| 0.25 | 66.0 | -0.0856 | 0.1332 |
| 0.25 | 78.0 | -0.2848 | 0.1699 |
| 0.25 | 294.0 | 0.1902 | 0.1398 |
| 0.25 | 306.0 | 0.0317 | 0.1393 |
| 0.35 | 66.0 | -0.2389 | 0.1202 |
| 0.35 | 78.0 | -0.0613 | 0.1185 |
| 0.35 | 282.0 | 0.1383 | 0.1471 |
| 0.35 | 294.0 | 0.0308 | 0.1234 |
| 0.35 | 306.0 | 0.1348 | 0.1316 |
| 0.45 | 66.0 | 0.2752 | 0.1187 |
| 0.45 | 78.0 | 0.0175 | 0.1128 |
| 0.45 | 90.0 | 0.0215 | 0.1446 |
| 0.45 | 270.0 | 0.3235 | 0.1595 |
| 0.45 | 282.0 | 0.0645 | 0.1124 |
| 0.45 | 294.0 | -0.1188 | 0.1105 |
| 0.45 | 306.0 | -0.2665 | 0.1592 |
| 0.55 | 66.0 | -0.2275 | 0.1369 |
| 0.55 | 78.0 | 0.1126 | 0.1214 |
| 0.55 | 90.0 | -0.1084 | 0.1349 |
| 0.55 | 102.0 | 0.1986 | 0.1672 |
| 0.55 | 114.0 | 0.304 | 0.245 |
| 0.55 | 258.0 | 0.4267 | 0.2409 |
| 0.55 | 270.0 | -0.0916 | 0.1404 |
| 0.55 | 282.0 | 0.0511 | 0.1282 |
| 0.55 | 294.0 | -0.1511 | 0.1337 |
| 0.65 | 66.0 | -0.149 | 0.2598 |
| 0.65 | 78.0 | 0.1288 | 0.1983 |
| 0.65 | 90.0 | -0.1308 | 0.1457 |
| 0.65 | 102.0 | -0.1737 | 0.1329 |
| 0.65 | 114.0 | -0.0494 | 0.1159 |
| 0.65 | 126.0 | -0.0207 | 0.1495 |
| 0.65 | 222.0 | -0.2768 | 0.2405 |
| 0.65 | 234.0 | 0.4409 | 0.1304 |
| 0.65 | 246.0 | -0.0697 | 0.1261 |
| 0.65 | 258.0 | -0.091 | 0.1288 |
| 0.65 | 270.0 | -0.1375 | 0.1173 |
| 0.65 | 282.0 | 0.1068 | 0.1494 |
| 0.75 | 78.0 | -0.3659 | 0.1625 |
| 0.75 | 90.0 | 0.0768 | 0.1661 |
| 0.75 | 102.0 | 0.1234 | 0.1215 |
| 0.75 | 114.0 | 0.0663 | 0.1075 |
| 0.75 | 126.0 | 0.0402 | 0.1064 |
| 0.75 | 138.0 | -0.0539 | 0.1212 |
| 0.75 | 150.0 | -0.1246 | 0.2099 |
| 0.75 | 210.0 | 0.2271 | 0.1665 |
| 0.75 | 222.0 | 0.0938 | 0.1435 |
| 0.75 | 234.0 | -0.1075 | 0.1079 |
| 0.75 | 246.0 | -0.0248 | 0.1012 |
| 0.75 | 258.0 | -0.0592 | 0.1106 |
| 0.75 | 270.0 | -0.0091 | 0.1277 |
| 0.75 | 282.0 | 0.0509 | 0.1812 |
| 0.85 | 102.0 | 0.0838 | 0.1421 |
| 0.85 | 114.0 | 0.0388 | 0.1084 |
| 0.85 | 126.0 | 0.0324 | 0.1152 |
| 0.85 | 138.0 | -0.0805 | 0.1233 |
| 0.85 | 150.0 | 0.4598 | 0.1403 |
| 0.85 | 198.0 | -0.0934 | 0.2476 |
| 0.85 | 210.0 | 0.2273 | 0.1492 |
| 0.85 | 222.0 | -0.0445 | 0.1184 |
| 0.85 | 234.0 | 0.0797 | 0.1158 |
| 0.85 | 246.0 | -0.1791 | 0.1062 |
| 0.85 | 258.0 | 0.0463 | 0.112 |
| 0.85 | 270.0 | 0.1828 | 0.1039 |
| 0.95 | 150.0 | -0.0558 | 0.2559 |
| 0.95 | 198.0 | 0.0098 | 0.2362 |
| 0.95 | 222.0 | -0.1444 | 0.1968 |
| 0.95 | 234.0 | -0.0166 | 0.194 |
| 0.95 | 246.0 | -0.301 | 0.2105 |
| 0.95 | 258.0 | -0.1859 | 0.1993 |
| 0.85 | 282.0 | 0.37 | 0.2135 |
| 0.95 | 138.0 | 0.4279 | 0.2119 |
| 0.95 | 150.0 | 0.0384 | 0.2389 |
| 0.95 | 198.0 | -0.0787 | 0.2361 |
| 0.95 | 210.0 | 0.1933 | 0.252 |
| 0.95 | 222.0 | 0.314 | 0.1904 |
| 0.95 | 234.0 | -0.0234 | 0.199 |
| 0.95 | 246.0 | -0.0743 | 0.2011 |
| 0.95 | 258.0 | -0.1912 | 0.1748 |
Experiment comment: