Measurement E151M2994
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1884 | |
| Q2: | 0.0707 GeV2 | |
| W: | 1385.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9294 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.15 | 30.0 | -0.2393 | 0.2744 |
| 0.15 | 66.0 | -0.4007 | 0.2158 |
| 0.15 | 294.0 | -0.0068 | 0.2706 |
| 0.25 | 54.0 | -0.0432 | 0.2797 |
| 0.25 | 66.0 | -0.2706 | 0.1969 |
| 0.25 | 78.0 | 0.6216 | 0.1934 |
| 0.25 | 282.0 | -0.2326 | 0.2035 |
| 0.25 | 294.0 | -0.1126 | 0.1906 |
| 0.25 | 306.0 | -0.3181 | 0.2041 |
| 0.35 | 66.0 | -0.1612 | 0.1489 |
| 0.35 | 78.0 | -0.0137 | 0.1556 |
| 0.35 | 90.0 | 0.1903 | 0.2253 |
| 0.35 | 282.0 | 0.0952 | 0.1691 |
| 0.35 | 294.0 | -0.1328 | 0.1612 |
| 0.35 | 306.0 | 0.0112 | 0.2092 |
| 0.45 | 66.0 | 0.3346 | 0.1558 |
| 0.45 | 78.0 | 0.0066 | 0.1289 |
| 0.45 | 90.0 | 0.1555 | 0.1825 |
| 0.45 | 270.0 | 0.0627 | 0.23 |
| 0.45 | 282.0 | -0.2555 | 0.1418 |
| 0.45 | 294.0 | -0.0309 | 0.1539 |
| 0.45 | 306.0 | -0.167 | 0.2159 |
| 0.55 | 66.0 | 0.0329 | 0.1962 |
| 0.55 | 78.0 | -0.177 | 0.1784 |
| 0.55 | 90.0 | 0.142 | 0.1681 |
| 0.55 | 102.0 | 0.094 | 0.2181 |
| 0.55 | 114.0 | -0.0209 | 0.2696 |
| 0.55 | 246.0 | -0.1978 | 0.2632 |
| 0.55 | 258.0 | 0.0128 | 0.2212 |
| 0.55 | 270.0 | -0.2325 | 0.1923 |
| 0.55 | 282.0 | 0.1105 | 0.1564 |
| 0.55 | 294.0 | 0.0467 | 0.1744 |
| 0.55 | 306.0 | -0.1425 | 0.2638 |
| 0.65 | 66.0 | 0.1268 | 0.1847 |
| 0.65 | 78.0 | 0.2054 | 0.158 |
| 0.65 | 90.0 | -0.0115 | 0.178 |
| 0.65 | 102.0 | 0.1912 | 0.1639 |
| 0.65 | 114.0 | -0.0154 | 0.152 |
| 0.65 | 126.0 | 0.1316 | 0.1472 |
| 0.65 | 138.0 | -0.0078 | 0.198 |
| 0.65 | 150.0 | 0.145 | 0.2482 |
| 0.65 | 222.0 | -0.502 | 0.2148 |
| 0.65 | 234.0 | -0.0627 | 0.1751 |
| 0.65 | 246.0 | 0.0262 | 0.1612 |
| 0.65 | 258.0 | -0.129 | 0.1698 |
| 0.65 | 270.0 | -0.0088 | 0.1773 |
| 0.65 | 282.0 | 0.2272 | 0.1885 |
| 0.65 | 294.0 | 0.1297 | 0.2026 |
| 0.75 | 78.0 | -0.1249 | 0.2169 |
| 0.75 | 90.0 | 0.202 | 0.2116 |
| 0.75 | 102.0 | -0.1771 | 0.1522 |
| 0.75 | 114.0 | 0.1781 | 0.1414 |
| 0.75 | 126.0 | 0.1711 | 0.141 |
| 0.75 | 138.0 | 0.0587 | 0.1521 |
| 0.75 | 150.0 | 0.1593 | 0.208 |
| 0.75 | 198.0 | -0.2622 | 0.2361 |
| 0.75 | 210.0 | 0.0069 | 0.1912 |
| 0.75 | 222.0 | 0.1107 | 0.1794 |
| 0.75 | 234.0 | -0.042 | 0.1365 |
| 0.75 | 246.0 | 0.2462 | 0.1195 |
| 0.75 | 258.0 | 0.04 | 0.1446 |
| 0.75 | 270.0 | -0.0475 | 0.1718 |
| 0.75 | 282.0 | 0.4915 | 0.2332 |
| 0.75 | 294.0 | -0.1841 | 0.2802 |
| 0.85 | 90.0 | -0.157 | 0.2463 |
| 0.85 | 102.0 | -0.1486 | 0.1939 |
| 0.85 | 114.0 | -0.18 | 0.1368 |
| 0.85 | 126.0 | -0.0312 | 0.1446 |
| 0.85 | 138.0 | 0.042 | 0.1447 |
| 0.85 | 150.0 | 0.0305 | 0.1807 |
| 0.85 | 162.0 | 0.3136 | 0.2273 |
| 0.85 | 198.0 | 0.5268 | 0.2057 |
| 0.85 | 210.0 | -0.0797 | 0.2115 |
| 0.85 | 222.0 | -0.0417 | 0.1592 |
| 0.85 | 234.0 | 0.0661 | 0.1492 |
| 0.85 | 246.0 | 0.1374 | 0.1324 |
| 0.85 | 258.0 | -0.036 | 0.1279 |
| 0.85 | 270.0 | -0.2213 | 0.1556 |
| 0.85 | 282.0 | 0.4594 | 0.2145 |
| 0.95 | 102.0 | -0.4129 | 0.2223 |
| 0.95 | 126.0 | -0.0398 | 0.245 |
| 0.95 | 138.0 | 0.4199 | 0.2325 |
| 0.95 | 210.0 | 0.2061 | 0.2549 |
| 0.95 | 222.0 | 0.2081 | 0.2054 |
| 0.95 | 234.0 | -0.0319 | 0.1843 |
| 0.95 | 246.0 | 0.2425 | 0.1899 |
| 0.95 | 258.0 | -0.2306 | 0.1871 |
| 0.95 | 270.0 | 0.2934 | 0.2756 |
Experiment comment: