Measurement E151M3565
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0641 | |
| Q2: | 0.0844 GeV2 | |
| W: | 1685.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.8999 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | -0.2434 | 0.2693 |
| 0.25 | 66.0 | -0.3686 | 0.2432 |
| 0.25 | 78.0 | 0.0295 | 0.2808 |
| 0.25 | 270.0 | 0.3346 | 0.3176 |
| 0.35 | 66.0 | 0.2246 | 0.2122 |
| 0.35 | 78.0 | -0.0959 | 0.2319 |
| 0.35 | 258.0 | -0.3706 | 0.2417 |
| 0.35 | 270.0 | 0.483 | 0.2135 |
| 0.35 | 282.0 | 0.6488 | 0.1551 |
| 0.45 | 66.0 | 0.2402 | 0.2526 |
| 0.45 | 78.0 | 0.0027 | 0.2501 |
| 0.45 | 102.0 | 0.2149 | 0.2522 |
| 0.45 | 114.0 | -0.269 | 0.2094 |
| 0.45 | 126.0 | 0.2961 | 0.2326 |
| 0.45 | 210.0 | -0.0521 | 0.2683 |
| 0.45 | 222.0 | -0.2491 | 0.2483 |
| 0.45 | 258.0 | -0.0573 | 0.2493 |
| 0.45 | 270.0 | 0.2681 | 0.2077 |
| 0.45 | 282.0 | 0.3211 | 0.1776 |
| 0.45 | 294.0 | -0.0408 | 0.2851 |
| 0.55 | 66.0 | -0.045 | 0.2471 |
| 0.55 | 78.0 | -0.342 | 0.2299 |
| 0.55 | 102.0 | 0.117 | 0.2348 |
| 0.55 | 114.0 | 0.2765 | 0.189 |
| 0.55 | 126.0 | 0.0349 | 0.2091 |
| 0.55 | 138.0 | 0.2613 | 0.2422 |
| 0.55 | 150.0 | 0.1251 | 0.262 |
| 0.55 | 198.0 | -0.4199 | 0.198 |
| 0.55 | 210.0 | -0.1191 | 0.2092 |
| 0.55 | 222.0 | 0.0012 | 0.2084 |
| 0.55 | 246.0 | -0.4114 | 0.2218 |
| 0.55 | 258.0 | -0.1518 | 0.2098 |
| 0.55 | 270.0 | -0.0857 | 0.1951 |
| 0.55 | 282.0 | -0.216 | 0.2731 |
| 0.65 | 42.0 | -0.2515 | 0.2607 |
| 0.65 | 54.0 | 0.0857 | 0.2036 |
| 0.65 | 66.0 | -0.1642 | 0.2465 |
| 0.65 | 102.0 | 0.0932 | 0.1914 |
| 0.65 | 114.0 | 0.2317 | 0.1678 |
| 0.65 | 126.0 | -0.1477 | 0.1577 |
| 0.65 | 138.0 | 0.3192 | 0.1946 |
| 0.65 | 186.0 | -0.1765 | 0.2214 |
| 0.65 | 198.0 | 0.1146 | 0.1852 |
| 0.65 | 210.0 | -0.1124 | 0.2114 |
| 0.65 | 222.0 | -0.2599 | 0.1915 |
| 0.65 | 234.0 | 0.2061 | 0.238 |
| 0.65 | 258.0 | 0.2093 | 0.2862 |
| 0.65 | 270.0 | 0.1738 | 0.2804 |
| 0.65 | 282.0 | -0.0335 | 0.1922 |
| 0.65 | 294.0 | -0.1323 | 0.1947 |
| 0.75 | 54.0 | -0.2112 | 0.2567 |
| 0.75 | 90.0 | 0.077 | 0.2068 |
| 0.75 | 102.0 | 0.1087 | 0.2404 |
| 0.75 | 114.0 | -0.2926 | 0.1814 |
| 0.75 | 126.0 | 0.3012 | 0.1974 |
| 0.75 | 138.0 | -0.0337 | 0.1844 |
| 0.75 | 186.0 | -0.0368 | 0.2206 |
| 0.75 | 198.0 | -0.1494 | 0.1734 |
| 0.75 | 210.0 | -0.057 | 0.1624 |
| 0.75 | 222.0 | 0.0015 | 0.1599 |
| 0.75 | 234.0 | -0.5018 | 0.1635 |
| 0.75 | 270.0 | 0.3633 | 0.1548 |
| 0.75 | 282.0 | -0.4514 | 0.1637 |
| 0.75 | 294.0 | 0.0978 | 0.1968 |
| 0.85 | 78.0 | -0.148 | 0.2684 |
| 0.85 | 90.0 | 0.1826 | 0.1463 |
| 0.85 | 102.0 | 0.1529 | 0.1508 |
| 0.85 | 114.0 | 0.118 | 0.1737 |
| 0.85 | 126.0 | -0.1147 | 0.2047 |
| 0.85 | 162.0 | 0.0058 | 0.2842 |
| 0.85 | 174.0 | 0.0439 | 0.1934 |
| 0.85 | 186.0 | -0.3657 | 0.1582 |
| 0.85 | 198.0 | -0.1081 | 0.1532 |
| 0.85 | 210.0 | -0.0183 | 0.1652 |
| 0.85 | 222.0 | 0.2588 | 0.1527 |
| 0.85 | 234.0 | 0.0097 | 0.1909 |
| 0.85 | 246.0 | 0.0818 | 0.235 |
| 0.85 | 270.0 | 0.2669 | 0.2492 |
| 0.85 | 282.0 | -0.1444 | 0.2067 |
| 0.95 | 102.0 | -0.1226 | 0.2884 |
| 0.95 | 114.0 | 0.1764 | 0.2888 |
| 0.95 | 126.0 | 0.1691 | 0.2863 |
| 0.95 | 174.0 | -0.0902 | 0.2672 |
| 0.95 | 186.0 | -0.0307 | 0.2522 |
| 0.95 | 198.0 | 0.116 | 0.2351 |
| 0.95 | 210.0 | -0.2441 | 0.2065 |
| 0.95 | 222.0 | -0.2123 | 0.2074 |
| 0.95 | 234.0 | -0.1691 | 0.202 |
| 0.95 | 246.0 | -0.0297 | 0.2674 |
Experiment comment: