Measurement E151M790
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1646 | |
| Q2: | 0.0593 GeV2 | |
| W: | 1385.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9495 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | 0.8721 | 1.0792 |
| 0.25 | 66.0 | 0.101 | 0.4041 |
| 0.25 | 78.0 | -0.4934 | 0.56 |
| 0.25 | 282.0 | -0.4287 | 0.562 |
| 0.25 | 294.0 | 0.0078 | 0.4306 |
| 0.35 | 54.0 | 1.6674 | 1.1046 |
| 0.35 | 66.0 | -0.7322 | 0.6866 |
| 0.35 | 78.0 | 0.3999 | 0.8223 |
| 0.35 | 282.0 | 0.588 | 0.7172 |
| 0.35 | 294.0 | 0.8193 | 0.7444 |
| 0.35 | 306.0 | -0.4409 | 0.9034 |
| 0.45 | 66.0 | 1.3915 | 0.705 |
| 0.45 | 78.0 | 0.4095 | 0.7685 |
| 0.45 | 90.0 | 0.1893 | 1.0539 |
| 0.45 | 270.0 | -0.9715 | 0.7392 |
| 0.45 | 282.0 | 0.7176 | 0.6704 |
| 0.45 | 294.0 | -0.4095 | 0.5898 |
| 0.45 | 306.0 | -0.6086 | 0.7444 |
| 0.55 | 66.0 | -0.5647 | 0.9995 |
| 0.55 | 78.0 | -0.0624 | 0.735 |
| 0.55 | 90.0 | -0.7301 | 0.9657 |
| 0.55 | 102.0 | -0.4567 | 0.9661 |
| 0.55 | 114.0 | -0.5523 | 1.0381 |
| 0.55 | 246.0 | -0.9321 | 0.9621 |
| 0.55 | 258.0 | -2.0703 | 0.7422 |
| 0.55 | 270.0 | 0.4218 | 0.7822 |
| 0.55 | 282.0 | -0.4071 | 0.6109 |
| 0.55 | 294.0 | 0.9248 | 0.8421 |
| 0.65 | 66.0 | 0.5053 | 1.0473 |
| 0.65 | 78.0 | 0.7355 | 1.0534 |
| 0.65 | 90.0 | -0.6979 | 1.1785 |
| 0.65 | 102.0 | -1.1704 | 0.9075 |
| 0.65 | 114.0 | -1.4972 | 0.8813 |
| 0.65 | 126.0 | -0.3142 | 0.8301 |
| 0.65 | 138.0 | -2.2081 | 0.7958 |
| 0.65 | 222.0 | -0.0546 | 1.041 |
| 0.65 | 234.0 | -0.5293 | 0.6858 |
| 0.65 | 246.0 | -1.3037 | 0.7212 |
| 0.65 | 258.0 | 1.5438 | 0.9984 |
| 0.65 | 270.0 | -0.3257 | 0.8181 |
| 0.65 | 282.0 | -0.0477 | 0.8718 |
| 0.65 | 294.0 | -0.5572 | 0.8565 |
| 0.75 | 78.0 | 0.1622 | 1.2911 |
| 0.75 | 90.0 | -0.0465 | 1.2027 |
| 0.75 | 102.0 | 1.3724 | 0.9121 |
| 0.75 | 114.0 | -0.8234 | 0.6753 |
| 0.75 | 126.0 | -1.1344 | 0.7024 |
| 0.75 | 138.0 | 1.2898 | 0.9527 |
| 0.75 | 150.0 | 0.7061 | 1.0766 |
| 0.75 | 210.0 | -0.5805 | 0.8901 |
| 0.75 | 222.0 | -0.0377 | 0.9702 |
| 0.75 | 234.0 | 0.3058 | 0.6324 |
| 0.75 | 246.0 | 0.3003 | 0.656 |
| 0.75 | 258.0 | 0.5276 | 0.7748 |
| 0.75 | 270.0 | -0.4761 | 0.8564 |
| 0.85 | 102.0 | -0.0213 | 1.2289 |
| 0.85 | 114.0 | -1.6413 | 0.8875 |
| 0.85 | 126.0 | 1.2625 | 1.0268 |
| 0.85 | 138.0 | -1.1692 | 1.0122 |
| 0.85 | 150.0 | -1.9158 | 1.2767 |
| 0.85 | 198.0 | -1.216 | 1.2846 |
| 0.85 | 210.0 | -0.0777 | 0.961 |
| 0.85 | 222.0 | 2.1591 | 0.9899 |
| 0.85 | 234.0 | 0.8602 | 0.8824 |
| 0.85 | 246.0 | 0.2654 | 0.7418 |
| 0.85 | 258.0 | 1.5606 | 0.7602 |
| 0.85 | 270.0 | 0.6865 | 0.979 |
| 0.95 | 210.0 | 6.7307 | 3.7484 |
| 0.95 | 234.0 | 3.7726 | 3.0227 |
| 0.95 | 246.0 | 1.6302 | 3.0745 |
| 0.95 | 258.0 | 1.9986 | 3.4944 |
| 0.25 | 306.0 | -0.9185 | 0.4772 |
| 0.35 | 66.0 | -0.1784 | 0.3817 |
| 0.35 | 78.0 | 0.9343 | 0.4331 |
| 0.35 | 90.0 | 0.7593 | 0.6713 |
| 0.35 | 282.0 | -0.1032 | 0.4565 |
| 0.35 | 294.0 | -0.2787 | 0.3935 |
| 0.35 | 306.0 | -0.5382 | 0.455 |
| 0.45 | 66.0 | -0.2774 | 0.3848 |
| 0.45 | 78.0 | -0.222 | 0.3407 |
| 0.45 | 90.0 | -0.7599 | 0.5113 |
| 0.45 | 270.0 | 0.0181 | 0.5036 |
| 0.45 | 282.0 | 0.2876 | 0.4148 |
| 0.45 | 294.0 | -0.0662 | 0.378 |
| 0.45 | 306.0 | 0.1239 | 0.5648 |
| 0.55 | 66.0 | -0.4147 | 0.4477 |
| 0.55 | 78.0 | 0.4312 | 0.429 |
| 0.55 | 90.0 | 0.1919 | 0.5139 |
| 0.55 | 102.0 | 0.6437 | 0.6356 |
| 0.55 | 114.0 | -1.1983 | 0.4891 |
| 0.55 | 246.0 | -0.1022 | 0.6016 |
| 0.55 | 270.0 | 0.1958 | 0.5615 |
| 0.55 | 282.0 | 0.1804 | 0.3889 |
| 0.55 | 294.0 | -0.1189 | 0.4634 |
| 0.65 | 66.0 | -0.0893 | 0.4884 |
| 0.65 | 78.0 | 0.0541 | 0.512 |
| 0.65 | 90.0 | 0.1045 | 0.6536 |
| 0.65 | 102.0 | -0.6699 | 0.4875 |
| 0.65 | 114.0 | 0.0933 | 0.4859 |
| 0.65 | 126.0 | 0.8204 | 0.5508 |
| 0.65 | 138.0 | 0.0103 | 0.6551 |
| 0.65 | 222.0 | 0.5439 | 0.7265 |
| 0.65 | 234.0 | 1.5965 | 0.5691 |
| 0.65 | 246.0 | -0.466 | 0.4751 |
| 0.65 | 258.0 | 1.1524 | 0.5745 |
| 0.65 | 270.0 | -0.3131 | 0.4987 |
| 0.65 | 282.0 | -0.0373 | 0.5652 |
| 0.75 | 102.0 | 0.1803 | 0.4285 |
| 0.75 | 114.0 | -0.5576 | 0.3679 |
| 0.75 | 126.0 | -0.4019 | 0.4521 |
| 0.75 | 138.0 | 0.6858 | 0.5287 |
| 0.75 | 150.0 | -0.1677 | 0.6843 |
| 0.75 | 198.0 | 1.3388 | 0.8444 |
| 0.75 | 210.0 | -0.0402 | 0.6174 |
| 0.75 | 222.0 | 0.4559 | 0.5506 |
| 0.75 | 234.0 | 0.1594 | 0.4414 |
| 0.75 | 246.0 | 0.5907 | 0.4007 |
| 0.75 | 258.0 | -0.3721 | 0.486 |
| 0.75 | 270.0 | -0.5109 | 0.5641 |
| 0.75 | 282.0 | 0.259 | 0.6344 |
| 0.85 | 102.0 | -0.1689 | 0.6177 |
| 0.85 | 114.0 | -0.6 | 0.4229 |
| 0.85 | 126.0 | 0.4866 | 0.5347 |
| 0.85 | 138.0 | 0.6692 | 0.6075 |
| 0.85 | 150.0 | -0.1859 | 0.6477 |
| 0.85 | 198.0 | 1.0419 | 0.887 |
| 0.85 | 210.0 | 0.1639 | 0.6828 |
| 0.85 | 222.0 | -1.0983 | 0.4492 |
| 0.85 | 234.0 | 0.2882 | 0.5146 |
| 0.85 | 246.0 | -0.4015 | 0.4377 |
| 0.85 | 258.0 | 0.546 | 0.511 |
| 0.85 | 270.0 | -0.4209 | 0.4797 |
| 0.95 | 210.0 | 1.118 | 1.2953 |
| 0.95 | 222.0 | 1.7393 | 1.1934 |
| 0.95 | 234.0 | -0.6061 | 0.9516 |
| 0.95 | 246.0 | 1.8351 | 0.9162 |
| 0.95 | 258.0 | -0.432 | 0.8697 |
Experiment comment: