Measurement E151M3593
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0604 | |
| Q2: | 0.101 GeV2 | |
| W: | 1745.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.8728 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | -0.1663 | 0.2846 |
| 0.35 | 78.0 | -0.4041 | 0.2658 |
| 0.35 | 270.0 | 0.2968 | 0.2484 |
| 0.45 | 114.0 | -0.2084 | 0.2778 |
| 0.45 | 126.0 | -0.2459 | 0.2509 |
| 0.45 | 258.0 | -0.0505 | 0.2475 |
| 0.45 | 270.0 | 0.0315 | 0.2186 |
| 0.55 | 102.0 | 0.0544 | 0.2559 |
| 0.55 | 114.0 | -0.2878 | 0.2225 |
| 0.55 | 126.0 | -0.111 | 0.2333 |
| 0.55 | 138.0 | -0.3038 | 0.2748 |
| 0.55 | 198.0 | 0.2345 | 0.2538 |
| 0.55 | 210.0 | 0.364 | 0.2407 |
| 0.55 | 258.0 | 0.4822 | 0.2023 |
| 0.55 | 270.0 | -0.0308 | 0.2457 |
| 0.65 | 54.0 | -0.1484 | 0.2655 |
| 0.65 | 102.0 | -0.0333 | 0.2837 |
| 0.65 | 114.0 | -0.3075 | 0.1907 |
| 0.65 | 126.0 | 0.2502 | 0.188 |
| 0.65 | 138.0 | -0.0132 | 0.2603 |
| 0.65 | 186.0 | 0.0539 | 0.2218 |
| 0.65 | 198.0 | -0.0963 | 0.2082 |
| 0.65 | 210.0 | -0.57 | 0.2119 |
| 0.65 | 222.0 | 0.3323 | 0.1768 |
| 0.65 | 234.0 | 0.3057 | 0.2551 |
| 0.65 | 246.0 | 0.1844 | 0.2444 |
| 0.65 | 270.0 | -0.321 | 0.2354 |
| 0.65 | 282.0 | -0.3799 | 0.2267 |
| 0.65 | 294.0 | -0.1318 | 0.2693 |
| 0.75 | 90.0 | -0.1012 | 0.2249 |
| 0.75 | 102.0 | 0.2088 | 0.2006 |
| 0.75 | 114.0 | -0.5425 | 0.1872 |
| 0.75 | 126.0 | 0.1218 | 0.2272 |
| 0.75 | 138.0 | -0.1475 | 0.2436 |
| 0.75 | 150.0 | 0.1444 | 0.2721 |
| 0.75 | 162.0 | -0.2138 | 0.2667 |
| 0.75 | 174.0 | 0.4616 | 0.2383 |
| 0.75 | 186.0 | 0.0199 | 0.2242 |
| 0.75 | 198.0 | 0.0 | 0.1903 |
| 0.75 | 210.0 | 0.0689 | 0.1704 |
| 0.75 | 222.0 | -0.0476 | 0.2083 |
| 0.75 | 234.0 | 0.1539 | 0.2184 |
| 0.75 | 246.0 | -0.2817 | 0.2118 |
| 0.75 | 258.0 | 0.2596 | 0.228 |
| 0.75 | 270.0 | 0.2124 | 0.1748 |
| 0.75 | 282.0 | -0.0657 | 0.2001 |
| 0.75 | 294.0 | 0.1515 | 0.1947 |
| 0.85 | 90.0 | 0.2688 | 0.1831 |
| 0.85 | 102.0 | 0.0422 | 0.1812 |
| 0.85 | 114.0 | 0.1233 | 0.1579 |
| 0.85 | 126.0 | -0.2301 | 0.2037 |
| 0.85 | 138.0 | 0.2071 | 0.2747 |
| 0.85 | 162.0 | 0.0717 | 0.2125 |
| 0.85 | 174.0 | 0.0601 | 0.2297 |
| 0.85 | 186.0 | -0.0887 | 0.2083 |
| 0.85 | 198.0 | -0.0749 | 0.1645 |
| 0.85 | 210.0 | -0.3537 | 0.161 |
| 0.85 | 222.0 | 0.1538 | 0.1496 |
| 0.85 | 234.0 | -0.3724 | 0.202 |
| 0.85 | 246.0 | 0.3481 | 0.2291 |
| 0.85 | 258.0 | -0.3592 | 0.2437 |
| 0.85 | 270.0 | -0.0393 | 0.2309 |
| 0.85 | 282.0 | 0.5503 | 0.2069 |
| 0.95 | 174.0 | -0.2224 | 0.2659 |
| 0.95 | 186.0 | -0.3233 | 0.2621 |
| 0.95 | 198.0 | 0.0598 | 0.212 |
| 0.95 | 210.0 | 0.2272 | 0.1847 |
| 0.95 | 222.0 | 0.1304 | 0.2188 |
| 0.95 | 234.0 | -0.04 | 0.2261 |
Experiment comment: