Measurement E151M3555
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1134 | |
| Q2: | 0.1435 GeV2 | |
| W: | 1655.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.8999 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.15 | 66.0 | 0.2456 | 0.2794 |
| 0.25 | 66.0 | -0.1242 | 0.1982 |
| 0.25 | 78.0 | 0.1641 | 0.2514 |
| 0.25 | 270.0 | 0.2156 | 0.2721 |
| 0.25 | 282.0 | 0.15 | 0.2129 |
| 0.25 | 294.0 | 0.6997 | 0.1708 |
| 0.35 | 66.0 | -0.0523 | 0.2169 |
| 0.35 | 78.0 | -0.0542 | 0.2411 |
| 0.35 | 90.0 | -0.049 | 0.2644 |
| 0.35 | 102.0 | 0.3371 | 0.2603 |
| 0.35 | 114.0 | 0.0307 | 0.2324 |
| 0.35 | 258.0 | 0.4659 | 0.2353 |
| 0.35 | 270.0 | -0.0689 | 0.1896 |
| 0.35 | 282.0 | 0.0453 | 0.2059 |
| 0.35 | 294.0 | 0.0278 | 0.1866 |
| 0.45 | 66.0 | 0.0287 | 0.2288 |
| 0.45 | 78.0 | -0.09 | 0.2507 |
| 0.45 | 90.0 | 0.2964 | 0.261 |
| 0.45 | 102.0 | -0.3324 | 0.1865 |
| 0.45 | 114.0 | -0.0559 | 0.1872 |
| 0.45 | 126.0 | -0.0721 | 0.2055 |
| 0.45 | 138.0 | -0.0984 | 0.2256 |
| 0.45 | 222.0 | -0.0109 | 0.2504 |
| 0.45 | 234.0 | 0.2945 | 0.2555 |
| 0.45 | 246.0 | -0.4801 | 0.2432 |
| 0.45 | 258.0 | -0.1249 | 0.2115 |
| 0.45 | 270.0 | 0.0955 | 0.1704 |
| 0.45 | 282.0 | 0.0529 | 0.1561 |
| 0.45 | 294.0 | -0.064 | 0.1996 |
| 0.55 | 42.0 | -0.058 | 0.2383 |
| 0.55 | 54.0 | 0.0413 | 0.247 |
| 0.55 | 66.0 | -0.0369 | 0.2036 |
| 0.55 | 78.0 | 0.3908 | 0.2069 |
| 0.55 | 90.0 | 0.1536 | 0.2193 |
| 0.55 | 102.0 | 0.2224 | 0.1619 |
| 0.55 | 114.0 | -0.0916 | 0.149 |
| 0.55 | 126.0 | 0.5242 | 0.1635 |
| 0.55 | 138.0 | 0.3177 | 0.2067 |
| 0.55 | 198.0 | 0.0941 | 0.2135 |
| 0.55 | 210.0 | -0.2507 | 0.1842 |
| 0.55 | 222.0 | 0.1617 | 0.2023 |
| 0.55 | 234.0 | 0.1208 | 0.2195 |
| 0.55 | 246.0 | -0.2268 | 0.1906 |
| 0.55 | 258.0 | -0.1557 | 0.1827 |
| 0.55 | 270.0 | -0.2184 | 0.157 |
| 0.55 | 282.0 | -0.0367 | 0.1648 |
| 0.55 | 294.0 | 0.113 | 0.2518 |
| 0.55 | 306.0 | -0.1624 | 0.2467 |
| 0.65 | 42.0 | 0.171 | 0.2607 |
| 0.65 | 54.0 | 0.1862 | 0.1881 |
| 0.65 | 66.0 | -0.1888 | 0.23 |
| 0.65 | 78.0 | -0.3452 | 0.2118 |
| 0.65 | 90.0 | -0.0059 | 0.2111 |
| 0.65 | 102.0 | -0.0685 | 0.1528 |
| 0.65 | 114.0 | 0.147 | 0.1373 |
| 0.65 | 126.0 | 0.0347 | 0.1713 |
| 0.65 | 138.0 | 0.1586 | 0.1907 |
| 0.65 | 150.0 | 0.1177 | 0.2555 |
| 0.65 | 174.0 | 0.2326 | 0.2336 |
| 0.65 | 186.0 | -0.3357 | 0.2183 |
| 0.65 | 198.0 | 0.1616 | 0.1905 |
| 0.65 | 210.0 | 0.0622 | 0.18 |
| 0.65 | 222.0 | 0.2168 | 0.1649 |
| 0.65 | 234.0 | -0.082 | 0.1742 |
| 0.65 | 246.0 | 0.1914 | 0.1877 |
| 0.65 | 258.0 | -0.2471 | 0.206 |
| 0.65 | 270.0 | 0.0484 | 0.2398 |
| 0.65 | 282.0 | -0.0208 | 0.1726 |
| 0.65 | 294.0 | 0.0703 | 0.1482 |
| 0.65 | 306.0 | -0.5265 | 0.1635 |
| 0.75 | 66.0 | 0.3572 | 0.2564 |
| 0.75 | 78.0 | 0.0568 | 0.2124 |
| 0.75 | 90.0 | -0.1053 | 0.1622 |
| 0.75 | 102.0 | 0.2223 | 0.1859 |
| 0.75 | 114.0 | 0.2337 | 0.145 |
| 0.75 | 126.0 | 0.0183 | 0.1526 |
| 0.75 | 138.0 | 0.0913 | 0.1783 |
| 0.75 | 150.0 | 0.064 | 0.2253 |
| 0.75 | 162.0 | -0.5194 | 0.2125 |
| 0.75 | 174.0 | -0.3553 | 0.2114 |
| 0.75 | 186.0 | -0.092 | 0.1893 |
| 0.75 | 198.0 | -0.015 | 0.1454 |
| 0.75 | 210.0 | 0.0255 | 0.1407 |
| 0.75 | 222.0 | 0.0233 | 0.1407 |
| 0.75 | 234.0 | 0.027 | 0.1391 |
| 0.75 | 246.0 | 0.1056 | 0.1611 |
| 0.75 | 258.0 | -0.0494 | 0.2158 |
| 0.75 | 270.0 | -0.3479 | 0.221 |
| 0.75 | 282.0 | -0.1118 | 0.1408 |
| 0.75 | 294.0 | -0.03 | 0.1354 |
| 0.75 | 306.0 | 0.019 | 0.2239 |
| 0.85 | 78.0 | -0.2631 | 0.1494 |
| 0.85 | 90.0 | 0.0375 | 0.1218 |
| 0.85 | 102.0 | -0.001 | 0.1279 |
| 0.85 | 114.0 | 0.0056 | 0.1778 |
| 0.85 | 126.0 | 0.619 | 0.2245 |
| 0.85 | 138.0 | 0.2623 | 0.21 |
| 0.85 | 150.0 | 0.4844 | 0.2048 |
| 0.85 | 162.0 | -0.0752 | 0.2552 |
| 0.85 | 174.0 | 0.0847 | 0.1889 |
| 0.85 | 186.0 | -0.0057 | 0.1988 |
| 0.85 | 198.0 | -0.1555 | 0.1421 |
| 0.85 | 210.0 | -0.2155 | 0.1171 |
| 0.85 | 222.0 | -0.1938 | 0.1201 |
| 0.85 | 234.0 | -0.0154 | 0.1216 |
| 0.85 | 246.0 | 0.1331 | 0.1206 |
| 0.85 | 258.0 | -0.0907 | 0.176 |
| 0.85 | 270.0 | 0.0728 | 0.202 |
| 0.85 | 282.0 | 0.0671 | 0.1916 |
| 0.85 | 294.0 | 0.0329 | 0.2656 |
| 0.95 | 90.0 | -0.1242 | 0.1966 |
| 0.95 | 102.0 | -0.2561 | 0.1764 |
| 0.95 | 114.0 | -0.1635 | 0.2305 |
| 0.95 | 174.0 | 0.0919 | 0.2431 |
| 0.95 | 186.0 | -0.3424 | 0.2147 |
| 0.95 | 198.0 | -0.3472 | 0.173 |
| 0.95 | 210.0 | -0.1038 | 0.1789 |
| 0.95 | 222.0 | -0.1691 | 0.1388 |
| 0.95 | 234.0 | 0.0707 | 0.1527 |
| 0.95 | 246.0 | -0.0383 | 0.147 |
| 0.95 | 258.0 | -0.1635 | 0.1528 |
| 0.95 | 270.0 | 0.4187 | 0.1775 |
Experiment comment: