Measurement E151M2995
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.2185 | |
| Q2: | 0.0844 GeV2 | |
| W: | 1385.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9255 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.15 | 306.0 | -0.3953 | 0.2285 |
| 0.25 | 54.0 | 0.3628 | 0.2558 |
| 0.25 | 66.0 | 0.3331 | 0.1822 |
| 0.25 | 78.0 | 0.2841 | 0.2257 |
| 0.25 | 282.0 | 0.1991 | 0.224 |
| 0.25 | 294.0 | -0.2081 | 0.2166 |
| 0.25 | 306.0 | -0.2645 | 0.2032 |
| 0.35 | 66.0 | 0.2086 | 0.1575 |
| 0.35 | 78.0 | -0.1438 | 0.1805 |
| 0.35 | 90.0 | -0.2404 | 0.2743 |
| 0.35 | 282.0 | 0.1579 | 0.1927 |
| 0.35 | 294.0 | 0.0471 | 0.1868 |
| 0.35 | 306.0 | -0.2539 | 0.2347 |
| 0.45 | 66.0 | 0.4207 | 0.1825 |
| 0.45 | 78.0 | -0.044 | 0.1594 |
| 0.45 | 90.0 | -0.2347 | 0.2212 |
| 0.45 | 270.0 | 0.2079 | 0.2114 |
| 0.45 | 282.0 | -0.1581 | 0.1806 |
| 0.45 | 294.0 | -0.2906 | 0.1855 |
| 0.45 | 306.0 | -0.4184 | 0.2301 |
| 0.55 | 66.0 | -0.2373 | 0.2101 |
| 0.55 | 78.0 | -0.0291 | 0.1677 |
| 0.55 | 90.0 | 0.1705 | 0.214 |
| 0.55 | 102.0 | 0.1365 | 0.2615 |
| 0.55 | 114.0 | 0.2467 | 0.1956 |
| 0.55 | 246.0 | -0.0595 | 0.2357 |
| 0.55 | 258.0 | 0.2806 | 0.2263 |
| 0.55 | 270.0 | -0.0018 | 0.2238 |
| 0.55 | 282.0 | 0.079 | 0.1774 |
| 0.55 | 294.0 | -0.1753 | 0.2039 |
| 0.65 | 66.0 | -0.1763 | 0.2138 |
| 0.65 | 78.0 | 0.2236 | 0.233 |
| 0.65 | 90.0 | -0.2325 | 0.2601 |
| 0.65 | 102.0 | 0.3474 | 0.1701 |
| 0.65 | 114.0 | 0.0819 | 0.1659 |
| 0.65 | 126.0 | 0.0366 | 0.1887 |
| 0.65 | 138.0 | -0.3361 | 0.2141 |
| 0.65 | 234.0 | -0.3834 | 0.2063 |
| 0.65 | 246.0 | -0.3404 | 0.1701 |
| 0.65 | 258.0 | -0.1001 | 0.183 |
| 0.65 | 270.0 | -0.1816 | 0.1889 |
| 0.65 | 282.0 | 0.0315 | 0.2219 |
| 0.65 | 294.0 | 0.0091 | 0.2772 |
| 0.75 | 78.0 | 0.2263 | 0.2612 |
| 0.75 | 90.0 | 0.1516 | 0.2088 |
| 0.75 | 102.0 | 0.1631 | 0.1549 |
| 0.75 | 114.0 | 0.2165 | 0.1328 |
| 0.75 | 126.0 | 0.0781 | 0.156 |
| 0.75 | 138.0 | 0.3695 | 0.1587 |
| 0.75 | 150.0 | -0.3993 | 0.2323 |
| 0.75 | 162.0 | 0.0369 | 0.2694 |
| 0.75 | 210.0 | -0.2079 | 0.24 |
| 0.75 | 222.0 | -0.1306 | 0.1639 |
| 0.75 | 234.0 | 0.208 | 0.1455 |
| 0.75 | 246.0 | -0.0934 | 0.1424 |
| 0.75 | 258.0 | -0.1163 | 0.1455 |
| 0.75 | 270.0 | -0.1075 | 0.2053 |
| 0.75 | 282.0 | -0.9048 | 0.1362 |
| 0.85 | 90.0 | 0.5194 | 0.2166 |
| 0.85 | 102.0 | -0.0948 | 0.1757 |
| 0.85 | 114.0 | -0.0564 | 0.1689 |
| 0.85 | 126.0 | 0.1117 | 0.155 |
| 0.85 | 138.0 | -0.2277 | 0.1755 |
| 0.85 | 150.0 | -0.165 | 0.2001 |
| 0.85 | 162.0 | 0.4296 | 0.2261 |
| 0.85 | 198.0 | 0.3522 | 0.2485 |
| 0.85 | 222.0 | -0.076 | 0.1664 |
| 0.85 | 234.0 | 0.0825 | 0.1549 |
| 0.85 | 246.0 | 0.2561 | 0.1444 |
| 0.85 | 258.0 | 0.0654 | 0.1464 |
| 0.85 | 270.0 | -0.3014 | 0.1573 |
| 0.85 | 282.0 | -0.3641 | 0.2062 |
| 0.95 | 102.0 | 0.3395 | 0.2293 |
| 0.95 | 114.0 | -0.0639 | 0.26 |
| 0.95 | 126.0 | 0.1632 | 0.2675 |
| 0.95 | 210.0 | -0.2811 | 0.2756 |
| 0.95 | 222.0 | -0.1806 | 0.1853 |
| 0.95 | 234.0 | 0.04 | 0.1927 |
| 0.95 | 246.0 | 0.0432 | 0.1999 |
| 0.95 | 258.0 | -0.0417 | 0.2134 |
| 0.95 | 270.0 | 0.2215 | 0.2022 |
Experiment comment: