Measurement E151M3416
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.7653 | |
| Q2: | 0.2445 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9634 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| -0.05 | 306.0 | -0.4679 | 0.2256 |
| 0.05 | 54.0 | -0.0004 | 0.1983 |
| 0.05 | 66.0 | 0.06 | 0.2181 |
| 0.05 | 306.0 | -0.1358 | 0.2237 |
| 0.15 | 54.0 | 0.1335 | 0.2188 |
| 0.15 | 66.0 | -0.0434 | 0.1641 |
| 0.15 | 306.0 | -0.1111 | 0.2213 |
| 0.25 | 54.0 | 0.124 | 0.1958 |
| 0.25 | 66.0 | -0.0274 | 0.1651 |
| 0.25 | 78.0 | 0.2178 | 0.2506 |
| 0.25 | 294.0 | -0.0491 | 0.259 |
| 0.25 | 306.0 | 0.5536 | 0.1834 |
| 0.35 | 54.0 | 0.2626 | 0.2332 |
| 0.35 | 66.0 | -0.3172 | 0.1735 |
| 0.35 | 78.0 | 0.1815 | 0.2281 |
| 0.35 | 294.0 | -0.398 | 0.2417 |
| 0.45 | 54.0 | -0.0433 | 0.285 |
| 0.45 | 66.0 | 0.0899 | 0.2259 |
| 0.45 | 78.0 | -0.3429 | 0.2136 |
| 0.45 | 282.0 | 0.1344 | 0.1848 |
| 0.45 | 294.0 | 0.1839 | 0.2266 |
| 0.55 | 66.0 | 0.2943 | 0.2575 |
| 0.55 | 78.0 | 0.203 | 0.218 |
| 0.55 | 90.0 | 0.3181 | 0.2028 |
| 0.55 | 270.0 | -0.0006 | 0.1967 |
| 0.55 | 282.0 | 0.1665 | 0.1649 |
| 0.55 | 294.0 | 0.2498 | 0.1898 |
| 0.65 | 66.0 | 0.1393 | 0.2169 |
| 0.65 | 78.0 | -0.0872 | 0.1622 |
| 0.65 | 90.0 | 0.0755 | 0.1555 |
| 0.65 | 102.0 | -0.0969 | 0.1911 |
| 0.65 | 258.0 | 0.1564 | 0.2184 |
| 0.65 | 270.0 | -0.1743 | 0.1423 |
| 0.65 | 282.0 | -0.0886 | 0.1447 |
| 0.65 | 294.0 | -0.2037 | 0.1602 |
| 0.65 | 306.0 | 0.0094 | 0.2316 |
| 0.75 | 66.0 | -0.0673 | 0.1545 |
| 0.75 | 78.0 | -0.233 | 0.1184 |
| 0.75 | 90.0 | 0.0059 | 0.126 |
| 0.75 | 102.0 | -0.0398 | 0.1412 |
| 0.75 | 114.0 | -0.1737 | 0.1614 |
| 0.75 | 246.0 | -0.0125 | 0.1919 |
| 0.75 | 258.0 | -0.027 | 0.132 |
| 0.75 | 270.0 | -0.0954 | 0.1179 |
| 0.75 | 282.0 | 0.106 | 0.1319 |
| 0.75 | 294.0 | 0.2423 | 0.138 |
| 0.75 | 306.0 | -0.0194 | 0.1696 |
| 0.85 | 54.0 | -0.0046 | 0.2369 |
| 0.85 | 66.0 | -0.2284 | 0.1315 |
| 0.85 | 78.0 | 0.1211 | 0.1185 |
| 0.85 | 90.0 | -0.0995 | 0.118 |
| 0.85 | 102.0 | 0.0417 | 0.1228 |
| 0.85 | 114.0 | 0.0584 | 0.1293 |
| 0.85 | 126.0 | 0.1297 | 0.1625 |
| 0.85 | 138.0 | 0.204 | 0.2821 |
| 0.85 | 222.0 | 0.3747 | 0.2086 |
| 0.85 | 234.0 | -0.0979 | 0.1583 |
| 0.85 | 246.0 | -0.3602 | 0.1392 |
| 0.85 | 258.0 | -0.112 | 0.1289 |
| 0.85 | 270.0 | 0.0246 | 0.1207 |
| 0.85 | 282.0 | 0.0579 | 0.1221 |
| 0.85 | 294.0 | -0.1108 | 0.1222 |
| 0.85 | 306.0 | 0.176 | 0.1325 |
| 0.85 | 318.0 | 0.3287 | 0.2139 |
| 0.95 | 42.0 | 0.2037 | 0.2674 |
| 0.95 | 54.0 | -0.1112 | 0.2217 |
| 0.95 | 66.0 | 0.0389 | 0.1523 |
| 0.95 | 78.0 | 0.2644 | 0.142 |
| 0.95 | 90.0 | 0.0615 | 0.168 |
| 0.95 | 102.0 | 0.0273 | 0.1401 |
| 0.95 | 114.0 | -0.1341 | 0.1485 |
| 0.95 | 126.0 | -0.0658 | 0.1544 |
| 0.95 | 138.0 | -0.2516 | 0.1978 |
| 0.95 | 150.0 | -0.0723 | 0.1975 |
| 0.95 | 162.0 | 0.1706 | 0.2505 |
| 0.95 | 186.0 | 0.063 | 0.2778 |
| 0.95 | 210.0 | -0.1446 | 0.2508 |
| 0.95 | 222.0 | -0.0252 | 0.2193 |
| 0.95 | 234.0 | 0.3473 | 0.1862 |
| 0.95 | 246.0 | 0.2397 | 0.1576 |
| 0.95 | 258.0 | -0.5497 | 0.143 |
| 0.95 | 270.0 | -0.3196 | 0.1542 |
| 0.95 | 282.0 | -0.1254 | 0.151 |
| 0.95 | 294.0 | -0.247 | 0.1538 |
| 0.95 | 306.0 | -0.2641 | 0.165 |
| 0.95 | 318.0 | -0.2594 | 0.1891 |
| 0.95 | 330.0 | -0.0317 | 0.2394 |
Experiment comment: