Measurement E151M2683
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1995 | |
| Q2: | 0.0348 GeV2 | |
| W: | 1265.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.9268 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.15 | 42.0 | -0.0731 | 0.1893 |
| 0.15 | 54.0 | 0.0843 | 0.265 |
| 0.25 | 30.0 | -0.0082 | 0.2736 |
| 0.25 | 42.0 | -0.001 | 0.2067 |
| 0.25 | 54.0 | -0.0382 | 0.2607 |
| 0.35 | 30.0 | 0.1747 | 0.206 |
| 0.35 | 42.0 | -0.2776 | 0.2519 |
| 0.35 | 54.0 | -0.3482 | 0.2523 |
| 0.45 | 42.0 | -0.1689 | 0.2395 |
| 0.45 | 270.0 | -0.3154 | 0.1916 |
| 0.55 | 246.0 | -0.2579 | 0.1697 |
| 0.55 | 258.0 | 0.2246 | 0.1616 |
| 0.55 | 270.0 | -0.0648 | 0.1822 |
| 0.55 | 282.0 | -0.042 | 0.2068 |
| 0.65 | 138.0 | 0.1984 | 0.2649 |
| 0.65 | 222.0 | 0.1009 | 0.2674 |
| 0.65 | 234.0 | 0.3227 | 0.1995 |
| 0.65 | 246.0 | 0.0815 | 0.1318 |
| 0.65 | 258.0 | -0.0499 | 0.1269 |
| 0.65 | 270.0 | 0.1302 | 0.1393 |
| 0.65 | 282.0 | 0.2167 | 0.1937 |
| 0.75 | 126.0 | -0.1278 | 0.2194 |
| 0.75 | 138.0 | 0.125 | 0.1647 |
| 0.75 | 150.0 | 0.2745 | 0.171 |
| 0.75 | 162.0 | 0.3328 | 0.202 |
| 0.75 | 174.0 | -0.0549 | 0.229 |
| 0.75 | 186.0 | 0.3213 | 0.2369 |
| 0.75 | 222.0 | 0.2866 | 0.1885 |
| 0.75 | 234.0 | -0.1813 | 0.1717 |
| 0.75 | 246.0 | 0.0957 | 0.1224 |
| 0.75 | 258.0 | 0.1086 | 0.117 |
| 0.75 | 270.0 | 0.0429 | 0.138 |
| 0.75 | 282.0 | 0.04 | 0.185 |
| 0.85 | 114.0 | -0.1201 | 0.2459 |
| 0.85 | 126.0 | 0.0776 | 0.1901 |
| 0.85 | 138.0 | 0.0048 | 0.1636 |
| 0.85 | 150.0 | -0.1245 | 0.1584 |
| 0.85 | 162.0 | 0.3609 | 0.1687 |
| 0.85 | 174.0 | 0.1898 | 0.1779 |
| 0.85 | 186.0 | -0.2412 | 0.2502 |
| 0.85 | 198.0 | -0.0698 | 0.1978 |
| 0.85 | 210.0 | -0.3041 | 0.2006 |
| 0.85 | 222.0 | 0.0939 | 0.2003 |
| 0.85 | 234.0 | 0.0569 | 0.1724 |
| 0.85 | 246.0 | -0.0291 | 0.1512 |
| 0.85 | 258.0 | -0.0399 | 0.1261 |
| 0.85 | 270.0 | -0.3438 | 0.1372 |
| 0.85 | 282.0 | 0.3703 | 0.2158 |
| 0.95 | 150.0 | 0.3164 | 0.2404 |
| 0.95 | 162.0 | -0.1302 | 0.2818 |
| 0.95 | 174.0 | 0.5084 | 0.2304 |
| 0.95 | 186.0 | 0.114 | 0.2409 |
| 0.95 | 246.0 | 0.0201 | 0.2562 |
| 0.95 | 258.0 | -0.5922 | 0.2246 |
| 0.05 | 42.0 | 0.0361 | 0.3785 |
| 0.15 | 42.0 | 0.0803 | 0.2712 |
| 0.15 | 54.0 | 0.1656 | 0.3596 |
| 0.25 | 42.0 | 0.4666 | 0.3023 |
| 0.25 | 54.0 | 0.4277 | 0.2751 |
| 0.35 | 30.0 | -0.5205 | 0.2088 |
| 0.35 | 42.0 | 0.0976 | 0.3274 |
| 0.45 | 42.0 | -0.1651 | 0.3243 |
| 0.45 | 270.0 | 0.488 | 0.2351 |
| 0.45 | 282.0 | -0.0767 | 0.3784 |
| 0.55 | 246.0 | 0.0913 | 0.2856 |
| 0.55 | 258.0 | -0.1213 | 0.2643 |
| 0.55 | 270.0 | -0.3893 | 0.212 |
| 0.55 | 282.0 | -0.2156 | 0.2483 |
| 0.65 | 138.0 | 0.1767 | 0.2994 |
| 0.65 | 150.0 | -0.0115 | 0.3845 |
| 0.65 | 222.0 | 0.5313 | 0.265 |
| 0.65 | 234.0 | 0.5124 | 0.2349 |
| 0.65 | 246.0 | 0.1343 | 0.2184 |
| 0.65 | 258.0 | 0.0164 | 0.2011 |
| 0.65 | 270.0 | -0.1591 | 0.2006 |
| 0.65 | 282.0 | 0.3683 | 0.2577 |
| 0.75 | 114.0 | -0.2934 | 0.3374 |
| 0.75 | 126.0 | 0.25 | 0.27 |
| 0.75 | 138.0 | -0.3237 | 0.1998 |
| 0.75 | 150.0 | -0.0697 | 0.2282 |
| 0.75 | 162.0 | 0.1503 | 0.3402 |
| 0.75 | 174.0 | 0.0713 | 0.3457 |
| 0.75 | 210.0 | -0.0799 | 0.3789 |
| 0.75 | 222.0 | -0.3007 | 0.2637 |
| 0.75 | 234.0 | -0.0221 | 0.2435 |
| 0.75 | 246.0 | -0.1138 | 0.2123 |
| 0.75 | 258.0 | -0.3032 | 0.1773 |
| 0.75 | 270.0 | -0.3373 | 0.1969 |
| 0.75 | 282.0 | 0.2704 | 0.244 |
| 0.85 | 114.0 | -0.4283 | 0.3264 |
| 0.85 | 126.0 | -0.2502 | 0.2518 |
| 0.85 | 138.0 | 0.312 | 0.2125 |
| 0.85 | 150.0 | 0.0 | 0.2545 |
| 0.85 | 162.0 | -0.0937 | 0.2283 |
| 0.85 | 174.0 | 0.378 | 0.2263 |
| 0.85 | 186.0 | -0.1922 | 0.2876 |
| 0.85 | 198.0 | -0.2496 | 0.2874 |
| 0.85 | 210.0 | 0.5301 | 0.2386 |
| 0.85 | 222.0 | 0.1928 | 0.2706 |
| 0.85 | 234.0 | -0.4822 | 0.2349 |
| 0.85 | 246.0 | -0.3148 | 0.1964 |
| 0.85 | 258.0 | -0.4046 | 0.1931 |
| 0.85 | 270.0 | -0.2948 | 0.1948 |
| 0.85 | 282.0 | -0.3179 | 0.2828 |
| 0.95 | 138.0 | -0.5367 | 0.2572 |
| 0.95 | 150.0 | -0.1397 | 0.3216 |
| 0.95 | 246.0 | 0.0679 | 0.4022 |
Experiment comment: