Measurement E151M3569
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1176 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1685.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.8837 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | -0.2603 | 0.2609 |
| 0.25 | 282.0 | 0.1259 | 0.2751 |
| 0.35 | 66.0 | -0.1096 | 0.2512 |
| 0.35 | 114.0 | 0.1098 | 0.2523 |
| 0.35 | 258.0 | 0.079 | 0.2651 |
| 0.35 | 270.0 | 0.1404 | 0.2498 |
| 0.35 | 282.0 | 0.3087 | 0.1957 |
| 0.35 | 294.0 | 0.3813 | 0.1983 |
| 0.45 | 78.0 | -0.1761 | 0.2937 |
| 0.45 | 102.0 | -0.0769 | 0.261 |
| 0.45 | 114.0 | -0.1239 | 0.2131 |
| 0.45 | 126.0 | 0.384 | 0.2098 |
| 0.45 | 270.0 | -0.2974 | 0.2239 |
| 0.45 | 282.0 | 0.3833 | 0.1702 |
| 0.55 | 42.0 | -0.4632 | 0.2336 |
| 0.55 | 66.0 | -0.3348 | 0.2285 |
| 0.55 | 90.0 | 0.0474 | 0.2473 |
| 0.55 | 102.0 | -0.0009 | 0.1848 |
| 0.55 | 114.0 | -0.0796 | 0.2036 |
| 0.55 | 126.0 | -0.0969 | 0.2103 |
| 0.55 | 138.0 | -0.0699 | 0.2202 |
| 0.55 | 210.0 | 0.0191 | 0.2319 |
| 0.55 | 258.0 | 0.3011 | 0.2639 |
| 0.55 | 270.0 | -0.0993 | 0.2171 |
| 0.55 | 294.0 | 0.3029 | 0.2589 |
| 0.65 | 54.0 | 0.0965 | 0.212 |
| 0.65 | 66.0 | 0.4784 | 0.2496 |
| 0.65 | 90.0 | -0.0404 | 0.2766 |
| 0.65 | 102.0 | -0.1599 | 0.1734 |
| 0.65 | 114.0 | 0.0644 | 0.1842 |
| 0.65 | 126.0 | -0.2554 | 0.1749 |
| 0.65 | 138.0 | -0.3422 | 0.2689 |
| 0.65 | 186.0 | 0.0319 | 0.2672 |
| 0.65 | 198.0 | -0.1296 | 0.2224 |
| 0.65 | 210.0 | -0.3428 | 0.1891 |
| 0.65 | 222.0 | 0.0032 | 0.1955 |
| 0.65 | 234.0 | -0.3158 | 0.1808 |
| 0.65 | 282.0 | 0.3859 | 0.1768 |
| 0.65 | 294.0 | -0.1077 | 0.1735 |
| 0.65 | 306.0 | -0.0374 | 0.2337 |
| 0.75 | 78.0 | -0.0299 | 0.2265 |
| 0.75 | 90.0 | -0.014 | 0.1826 |
| 0.75 | 102.0 | -0.1372 | 0.2192 |
| 0.75 | 114.0 | -0.2077 | 0.1724 |
| 0.75 | 126.0 | 0.0433 | 0.1844 |
| 0.75 | 138.0 | 0.1487 | 0.1977 |
| 0.75 | 174.0 | 0.2191 | 0.2329 |
| 0.75 | 186.0 | 0.2271 | 0.1837 |
| 0.75 | 198.0 | 0.08 | 0.1776 |
| 0.75 | 210.0 | 0.0433 | 0.1771 |
| 0.75 | 222.0 | -0.0134 | 0.169 |
| 0.75 | 234.0 | 0.1504 | 0.1706 |
| 0.75 | 246.0 | 0.1496 | 0.2086 |
| 0.75 | 258.0 | -0.097 | 0.2418 |
| 0.75 | 270.0 | -0.2338 | 0.2101 |
| 0.75 | 282.0 | -0.3501 | 0.1541 |
| 0.75 | 294.0 | 0.0774 | 0.1936 |
| 0.85 | 78.0 | -0.0074 | 0.1701 |
| 0.85 | 90.0 | 0.1895 | 0.1611 |
| 0.85 | 102.0 | -0.092 | 0.1658 |
| 0.85 | 114.0 | 0.182 | 0.1886 |
| 0.85 | 126.0 | 0.1821 | 0.2457 |
| 0.85 | 150.0 | 0.1519 | 0.2658 |
| 0.85 | 174.0 | 0.0622 | 0.2779 |
| 0.85 | 186.0 | 0.1085 | 0.1752 |
| 0.85 | 198.0 | -0.2937 | 0.1642 |
| 0.85 | 210.0 | -0.0923 | 0.1348 |
| 0.85 | 222.0 | 0.0416 | 0.144 |
| 0.85 | 234.0 | 0.1082 | 0.1378 |
| 0.85 | 246.0 | 0.2198 | 0.1717 |
| 0.85 | 258.0 | -0.2472 | 0.1883 |
| 0.85 | 270.0 | -0.3388 | 0.2418 |
| 0.85 | 282.0 | 0.1252 | 0.2638 |
| 0.95 | 90.0 | 0.6256 | 0.2101 |
| 0.95 | 102.0 | -0.1639 | 0.2044 |
| 0.95 | 174.0 | -0.3147 | 0.2559 |
| 0.95 | 186.0 | -0.5393 | 0.1959 |
| 0.95 | 198.0 | 0.0461 | 0.2267 |
| 0.95 | 210.0 | -0.0375 | 0.1731 |
| 0.95 | 222.0 | 0.093 | 0.1724 |
| 0.95 | 234.0 | -0.1811 | 0.1655 |
| 0.95 | 246.0 | -0.3656 | 0.1568 |
| 0.95 | 258.0 | -0.5483 | 0.1827 |
| 0.95 | 270.0 | -0.0305 | 0.2502 |
Experiment comment: