Measurement E151M2282
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1563 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1535.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9383 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.05 | 30.0 | -1.0063 | 0.9855 |
| 0.05 | 66.0 | -1.7039 | 0.7124 |
| 0.15 | 30.0 | -0.991 | 0.9072 |
| 0.15 | 54.0 | -0.2301 | 0.7978 |
| 0.15 | 66.0 | -0.427 | 0.6722 |
| 0.15 | 78.0 | 0.8251 | 0.8236 |
| 0.15 | 294.0 | -0.044 | 0.9086 |
| 0.25 | 54.0 | -1.0455 | 0.6188 |
| 0.25 | 66.0 | -0.0799 | 0.5375 |
| 0.25 | 78.0 | 1.3393 | 0.6175 |
| 0.25 | 270.0 | 0.2992 | 0.875 |
| 0.25 | 282.0 | -0.5961 | 0.6512 |
| 0.25 | 294.0 | -0.1969 | 0.5991 |
| 0.25 | 306.0 | -1.554 | 0.7937 |
| 0.35 | 54.0 | 0.4823 | 0.8294 |
| 0.35 | 66.0 | -0.1059 | 0.5174 |
| 0.35 | 78.0 | 0.8306 | 0.637 |
| 0.35 | 90.0 | 1.0226 | 0.9383 |
| 0.35 | 102.0 | 0.0374 | 0.9815 |
| 0.35 | 270.0 | -0.123 | 0.5942 |
| 0.35 | 282.0 | -0.011 | 0.4758 |
| 0.35 | 294.0 | -0.2334 | 0.5185 |
| 0.35 | 306.0 | -0.1696 | 0.7774 |
| 0.45 | 66.0 | -0.3892 | 0.5365 |
| 0.45 | 78.0 | 0.901 | 0.6132 |
| 0.45 | 90.0 | 0.0832 | 0.6819 |
| 0.45 | 102.0 | 0.2105 | 0.6822 |
| 0.45 | 114.0 | 0.5652 | 0.5998 |
| 0.45 | 258.0 | -0.1472 | 0.7196 |
| 0.45 | 270.0 | 0.0684 | 0.4518 |
| 0.45 | 282.0 | -0.6708 | 0.4765 |
| 0.45 | 294.0 | 1.1413 | 0.4913 |
| 0.55 | 54.0 | 1.2002 | 0.6882 |
| 0.55 | 66.0 | 1.1356 | 0.6906 |
| 0.55 | 78.0 | -1.0472 | 0.6557 |
| 0.55 | 90.0 | -0.3505 | 0.5904 |
| 0.55 | 102.0 | 0.0975 | 0.4988 |
| 0.55 | 114.0 | -0.3648 | 0.5439 |
| 0.55 | 126.0 | -0.376 | 0.5427 |
| 0.55 | 138.0 | 0.0887 | 0.6341 |
| 0.55 | 210.0 | -0.7082 | 0.9147 |
| 0.55 | 222.0 | -0.1185 | 0.8349 |
| 0.55 | 234.0 | 1.0505 | 0.6925 |
| 0.55 | 246.0 | 0.2219 | 0.6772 |
| 0.55 | 258.0 | 0.7302 | 0.5065 |
| 0.55 | 270.0 | 0.349 | 0.4876 |
| 0.55 | 282.0 | 0.2619 | 0.4456 |
| 0.55 | 294.0 | 0.3292 | 0.6998 |
| 0.55 | 306.0 | 1.1472 | 0.576 |
| 0.65 | 54.0 | 0.5242 | 0.7617 |
| 0.65 | 66.0 | 0.1609 | 0.7871 |
| 0.65 | 78.0 | 0.9809 | 0.7175 |
| 0.65 | 90.0 | 0.3012 | 0.5857 |
| 0.65 | 102.0 | -0.2892 | 0.428 |
| 0.65 | 114.0 | 0.1002 | 0.4744 |
| 0.65 | 126.0 | 0.4958 | 0.4795 |
| 0.65 | 138.0 | -0.5519 | 0.5116 |
| 0.65 | 150.0 | 1.0551 | 0.6169 |
| 0.65 | 162.0 | 0.293 | 0.955 |
| 0.65 | 174.0 | 1.3748 | 0.9166 |
| 0.65 | 186.0 | 0.9118 | 0.7323 |
| 0.65 | 198.0 | 0.2937 | 0.6699 |
| 0.65 | 210.0 | 1.1187 | 0.6196 |
| 0.65 | 222.0 | 0.9899 | 0.5298 |
| 0.65 | 234.0 | 0.5513 | 0.4984 |
| 0.65 | 246.0 | 0.2787 | 0.5346 |
| 0.65 | 258.0 | -0.6576 | 0.5388 |
| 0.65 | 270.0 | 1.2535 | 0.4741 |
| 0.65 | 282.0 | -0.3174 | 0.7603 |
| 0.65 | 294.0 | 1.582 | 0.4661 |
| 0.65 | 306.0 | 0.3468 | 0.5241 |
| 0.75 | 66.0 | 0.6261 | 0.8201 |
| 0.75 | 78.0 | 0.1057 | 0.6467 |
| 0.75 | 90.0 | 1.3199 | 0.7032 |
| 0.75 | 102.0 | 0.9595 | 0.4101 |
| 0.75 | 114.0 | 0.6252 | 0.3966 |
| 0.75 | 126.0 | -0.3344 | 0.4498 |
| 0.75 | 138.0 | 0.355 | 0.6229 |
| 0.75 | 150.0 | -0.1647 | 0.7936 |
| 0.75 | 162.0 | -0.1366 | 0.8792 |
| 0.75 | 174.0 | -1.1927 | 0.7839 |
| 0.75 | 186.0 | -0.2426 | 0.6868 |
| 0.75 | 198.0 | 0.0672 | 0.6659 |
| 0.75 | 210.0 | -0.977 | 0.4687 |
| 0.75 | 222.0 | 0.529 | 0.4389 |
| 0.75 | 234.0 | 0.0965 | 0.4476 |
| 0.75 | 246.0 | -0.245 | 0.4763 |
| 0.75 | 258.0 | -0.9611 | 0.5152 |
| 0.75 | 270.0 | -0.7865 | 0.6616 |
| 0.75 | 282.0 | 0.2806 | 0.4942 |
| 0.75 | 294.0 | -0.5611 | 0.4349 |
| 0.75 | 306.0 | -0.192 | 0.8922 |
| 0.85 | 66.0 | 0.3794 | 0.9223 |
| 0.85 | 78.0 | 0.1852 | 0.4294 |
| 0.85 | 90.0 | 0.2372 | 0.4249 |
| 0.85 | 102.0 | -0.4669 | 0.6317 |
| 0.85 | 114.0 | -1.2365 | 0.5203 |
| 0.85 | 126.0 | 0.1746 | 0.4604 |
| 0.85 | 138.0 | -0.6663 | 0.637 |
| 0.85 | 150.0 | 0.0121 | 0.7052 |
| 0.85 | 162.0 | 0.4124 | 0.8998 |
| 0.85 | 174.0 | -0.6608 | 0.7557 |
| 0.85 | 186.0 | -0.005 | 0.7164 |
| 0.85 | 198.0 | 1.0403 | 0.5615 |
| 0.85 | 210.0 | -0.4798 | 0.4757 |
| 0.85 | 222.0 | 0.8629 | 0.3946 |
| 0.85 | 234.0 | -0.3518 | 0.4152 |
| 0.85 | 246.0 | 0.0663 | 0.4213 |
| 0.85 | 258.0 | -0.3161 | 0.4693 |
| 0.85 | 270.0 | 0.5546 | 0.5332 |
| 0.85 | 282.0 | -0.6323 | 0.6494 |
| 0.85 | 294.0 | -0.6989 | 0.9337 |
| 0.95 | 78.0 | -0.6462 | 0.6766 |
| 0.95 | 90.0 | 0.3362 | 0.6051 |
| 0.95 | 102.0 | -0.2848 | 0.5166 |
| 0.95 | 114.0 | -0.7241 | 0.7212 |
| 0.95 | 126.0 | -0.2594 | 0.9601 |
| 0.95 | 162.0 | 0.1715 | 0.8449 |
| 0.95 | 174.0 | 1.2055 | 0.7106 |
| 0.95 | 186.0 | -0.2204 | 0.6551 |
| 0.95 | 198.0 | 0.3936 | 0.62 |
| 0.95 | 210.0 | -0.0029 | 0.5758 |
| 0.95 | 222.0 | 0.6694 | 0.4884 |
| 0.95 | 234.0 | 0.5776 | 0.4428 |
| 0.95 | 246.0 | 0.4989 | 0.4176 |
| 0.95 | 258.0 | 0.3595 | 0.4178 |
| 0.95 | 270.0 | 1.0314 | 0.4017 |
| 0.95 | 282.0 | -0.8778 | 0.5763 |
Experiment comment: