Measurement E151M1806
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1861 | |
| Q2: | 0.101 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.8965 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | -0.5943 | 0.7658 |
| 0.25 | 78.0 | 0.4553 | 0.7338 |
| 0.25 | 282.0 | -0.6795 | 0.8027 |
| 0.25 | 294.0 | -0.2783 | 0.6589 |
| 0.25 | 306.0 | -0.9814 | 0.6816 |
| 0.35 | 66.0 | -0.4806 | 0.7027 |
| 0.35 | 78.0 | 0.2432 | 0.557 |
| 0.35 | 282.0 | -0.0151 | 0.5559 |
| 0.35 | 294.0 | 0.3013 | 0.5381 |
| 0.35 | 306.0 | -0.6992 | 0.6733 |
| 0.45 | 66.0 | -0.9581 | 0.7357 |
| 0.45 | 78.0 | 0.3696 | 0.5828 |
| 0.45 | 90.0 | 0.4115 | 0.8674 |
| 0.45 | 270.0 | 0.8786 | 0.6952 |
| 0.45 | 282.0 | 0.1956 | 0.545 |
| 0.45 | 294.0 | 0.0364 | 0.5575 |
| 0.55 | 66.0 | 0.1717 | 0.7101 |
| 0.55 | 78.0 | 0.2561 | 0.6349 |
| 0.55 | 114.0 | 1.1812 | 0.8038 |
| 0.55 | 126.0 | 1.1227 | 0.7896 |
| 0.55 | 234.0 | 0.3842 | 0.7042 |
| 0.55 | 246.0 | -0.9398 | 0.6694 |
| 0.55 | 258.0 | 0.3089 | 0.801 |
| 0.55 | 270.0 | -0.7447 | 0.7734 |
| 0.55 | 282.0 | -0.1922 | 0.5293 |
| 0.55 | 294.0 | -0.4686 | 0.6968 |
| 0.65 | 66.0 | -0.0341 | 0.6886 |
| 0.65 | 90.0 | -0.2457 | 0.8387 |
| 0.65 | 102.0 | -0.5713 | 0.6474 |
| 0.65 | 114.0 | 0.2519 | 0.538 |
| 0.65 | 126.0 | -0.1839 | 0.6325 |
| 0.65 | 138.0 | 0.4345 | 0.6855 |
| 0.65 | 210.0 | 0.3142 | 0.6844 |
| 0.65 | 222.0 | -0.0915 | 0.6977 |
| 0.65 | 234.0 | -0.8144 | 0.5151 |
| 0.65 | 246.0 | 0.2503 | 0.5756 |
| 0.65 | 258.0 | 1.1108 | 0.6221 |
| 0.65 | 270.0 | 0.0061 | 0.8368 |
| 0.65 | 294.0 | -0.1982 | 0.6856 |
| 0.65 | 306.0 | -0.4217 | 0.7617 |
| 0.75 | 102.0 | 0.5683 | 0.6113 |
| 0.75 | 114.0 | 0.2709 | 0.5426 |
| 0.75 | 126.0 | -0.336 | 0.5435 |
| 0.75 | 138.0 | 0.3809 | 0.687 |
| 0.75 | 150.0 | 0.2117 | 0.7512 |
| 0.75 | 198.0 | -0.0832 | 0.866 |
| 0.75 | 210.0 | 0.6092 | 0.5815 |
| 0.75 | 222.0 | 0.3568 | 0.5517 |
| 0.75 | 234.0 | -0.3635 | 0.5227 |
| 0.75 | 246.0 | -0.1162 | 0.4658 |
| 0.75 | 258.0 | -0.17 | 0.4995 |
| 0.75 | 270.0 | 0.8487 | 0.5776 |
| 0.75 | 294.0 | -0.2084 | 0.7754 |
| 0.85 | 90.0 | 1.1465 | 0.6753 |
| 0.85 | 102.0 | 0.3757 | 0.6951 |
| 0.85 | 114.0 | 0.4495 | 0.6119 |
| 0.85 | 126.0 | 0.4895 | 0.5621 |
| 0.85 | 138.0 | 0.3363 | 0.6187 |
| 0.85 | 150.0 | -0.178 | 0.765 |
| 0.85 | 198.0 | -0.4103 | 0.7585 |
| 0.85 | 210.0 | 1.0155 | 0.6608 |
| 0.85 | 222.0 | 0.4308 | 0.5901 |
| 0.85 | 234.0 | 0.6074 | 0.5168 |
| 0.85 | 246.0 | 0.3539 | 0.5023 |
| 0.85 | 258.0 | 0.0672 | 0.5189 |
| 0.85 | 270.0 | 0.5829 | 0.6098 |
| 0.85 | 282.0 | -1.302 | 0.7864 |
| 0.95 | 102.0 | 0.0509 | 0.6026 |
| 0.95 | 210.0 | 0.2796 | 0.6404 |
| 0.95 | 222.0 | 0.8324 | 0.6326 |
| 0.95 | 234.0 | 1.1103 | 0.6145 |
| 0.95 | 246.0 | -0.8675 | 0.6012 |
| 0.95 | 258.0 | -0.2826 | 0.4943 |
| 0.95 | 270.0 | -0.7204 | 0.6558 |
Experiment comment: