Measurement E151M2706
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.2949 | |
| Q2: | 0.0707 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.8904 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.55 | 246.0 | -0.4329 | 0.2681 |
| 0.55 | 258.0 | 0.2961 | 0.1716 |
| 0.55 | 270.0 | -0.2653 | 0.1739 |
| 0.65 | 246.0 | -0.0032 | 0.3191 |
| 0.65 | 258.0 | 0.1275 | 0.267 |
| 0.65 | 270.0 | 0.0646 | 0.2543 |
| 0.65 | 282.0 | 0.1029 | 0.3518 |
| 0.75 | 114.0 | 0.1907 | 0.3992 |
| 0.75 | 126.0 | -0.1805 | 0.2862 |
| 0.75 | 138.0 | 0.552 | 0.2799 |
| 0.75 | 234.0 | 0.1705 | 0.2719 |
| 0.75 | 246.0 | -0.2125 | 0.2365 |
| 0.75 | 258.0 | 0.2663 | 0.2208 |
| 0.75 | 270.0 | -0.044 | 0.2428 |
| 0.75 | 282.0 | -0.2593 | 0.2834 |
| 0.85 | 102.0 | -0.2183 | 0.3924 |
| 0.85 | 114.0 | -0.0428 | 0.2615 |
| 0.85 | 126.0 | 0.2376 | 0.2396 |
| 0.85 | 138.0 | 0.0214 | 0.2391 |
| 0.85 | 150.0 | -0.1667 | 0.3148 |
| 0.85 | 162.0 | 0.4969 | 0.2646 |
| 0.85 | 174.0 | 0.1009 | 0.2972 |
| 0.85 | 186.0 | -0.3157 | 0.3507 |
| 0.85 | 234.0 | -0.2303 | 0.2654 |
| 0.85 | 246.0 | -0.1188 | 0.2656 |
| 0.85 | 258.0 | -0.4216 | 0.2157 |
| 0.85 | 270.0 | 0.3185 | 0.2086 |
| 0.85 | 282.0 | 0.1646 | 0.2353 |
| 0.85 | 294.0 | 0.2506 | 0.3624 |
| 0.95 | 90.0 | -0.3074 | 0.4141 |
| 0.95 | 114.0 | -0.3829 | 0.3247 |
| 0.95 | 126.0 | -0.1823 | 0.3338 |
| 0.95 | 138.0 | 0.3962 | 0.3544 |
| 0.95 | 150.0 | -0.1739 | 0.2641 |
| 0.95 | 162.0 | 0.0702 | 0.3416 |
| 0.95 | 174.0 | 0.1044 | 0.3641 |
| 0.95 | 186.0 | 0.1337 | 0.3618 |
| 0.95 | 246.0 | 0.4571 | 0.2314 |
| 0.95 | 258.0 | -0.2859 | 0.2626 |
| 0.95 | 270.0 | -0.1226 | 0.3252 |
| 0.95 | 282.0 | -0.7476 | 0.2134 |
| 0.55 | 282.0 | 0.1187 | 0.2667 |
| 0.65 | 126.0 | -0.1421 | 0.2795 |
| 0.65 | 234.0 | -0.1026 | 0.2609 |
| 0.65 | 246.0 | 0.1515 | 0.2227 |
| 0.65 | 258.0 | -0.173 | 0.1622 |
| 0.65 | 270.0 | -0.0108 | 0.1794 |
| 0.65 | 282.0 | 0.533 | 0.2268 |
| 0.75 | 114.0 | -0.0959 | 0.2031 |
| 0.75 | 126.0 | 0.205 | 0.1772 |
| 0.75 | 138.0 | -0.0837 | 0.2181 |
| 0.75 | 222.0 | 0.2 | 0.223 |
| 0.75 | 234.0 | 0.1415 | 0.1831 |
| 0.75 | 246.0 | -0.2035 | 0.1751 |
| 0.75 | 258.0 | 0.0151 | 0.175 |
| 0.75 | 270.0 | 0.1331 | 0.1589 |
| 0.75 | 282.0 | 0.06 | 0.192 |
| 0.75 | 294.0 | -0.1965 | 0.2645 |
| 0.85 | 102.0 | -0.0611 | 0.2695 |
| 0.85 | 114.0 | 0.2601 | 0.2036 |
| 0.85 | 126.0 | -0.0535 | 0.1843 |
| 0.85 | 138.0 | 0.1629 | 0.1922 |
| 0.85 | 150.0 | 0.3753 | 0.189 |
| 0.85 | 162.0 | -0.1825 | 0.205 |
| 0.85 | 174.0 | 0.1943 | 0.2528 |
| 0.85 | 186.0 | -0.0165 | 0.2185 |
| 0.85 | 234.0 | -0.2356 | 0.2 |
| 0.85 | 246.0 | -0.0048 | 0.1652 |
| 0.85 | 258.0 | -0.134 | 0.1918 |
| 0.85 | 270.0 | -0.251 | 0.1579 |
| 0.85 | 282.0 | 0.0012 | 0.1574 |
| 0.85 | 294.0 | 0.0766 | 0.2571 |
| 0.95 | 90.0 | 0.3519 | 0.2438 |
| 0.95 | 102.0 | -0.2455 | 0.2383 |
| 0.95 | 114.0 | 0.0404 | 0.2559 |
| 0.95 | 126.0 | 0.1213 | 0.2196 |
| 0.95 | 138.0 | 0.0931 | 0.2722 |
| 0.95 | 150.0 | 0.3534 | 0.2138 |
| 0.95 | 174.0 | -0.5011 | 0.235 |
| 0.95 | 186.0 | 0.7465 | 0.2157 |
| 0.95 | 234.0 | 0.0904 | 0.2133 |
| 0.95 | 246.0 | -0.0455 | 0.2044 |
| 0.95 | 258.0 | -0.0676 | 0.2263 |
| 0.95 | 270.0 | 0.0124 | 0.1894 |
Experiment comment: