Measurement E151M2011
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1406 | |
| Q2: | 0.0496 GeV2 | |
| W: | 1385.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9516 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.35 | 66.0 | -0.1458 | 1.1016 |
| 0.35 | 78.0 | 0.726 | 1.2359 |
| 0.35 | 282.0 | -0.9651 | 0.982 |
| 0.35 | 294.0 | 1.3134 | 0.8667 |
| 0.45 | 66.0 | -1.0185 | 1.1466 |
| 0.45 | 78.0 | 0.9233 | 1.0816 |
| 0.45 | 282.0 | -0.2607 | 0.9701 |
| 0.45 | 294.0 | 0.1676 | 0.8963 |
| 0.55 | 78.0 | 0.1939 | 1.0186 |
| 0.55 | 282.0 | -0.7258 | 1.0766 |
| 0.55 | 294.0 | 0.2282 | 1.0198 |
| 0.65 | 78.0 | 1.844 | 1.2425 |
| 0.65 | 114.0 | 3.6468 | 3.6468 |
| 0.65 | 126.0 | 1.4349 | 1.352 |
| 0.65 | 138.0 | -0.7624 | 1.4809 |
| 0.65 | 222.0 | 0.3777 | 1.2589 |
| 0.65 | 234.0 | 1.2122 | 1.067 |
| 0.65 | 246.0 | 0.2648 | 0.9768 |
| 0.65 | 258.0 | -3.2165 | 3.2165 |
| 0.65 | 270.0 | 2.1606 | 1.0339 |
| 0.75 | 114.0 | 0.4006 | 1.3013 |
| 0.75 | 126.0 | -0.6137 | 0.9954 |
| 0.75 | 138.0 | 2.4413 | 1.3362 |
| 0.75 | 150.0 | -0.7675 | 1.4832 |
| 0.75 | 210.0 | 0.9754 | 1.3637 |
| 0.75 | 222.0 | 1.638 | 1.2096 |
| 0.75 | 234.0 | 0.5585 | 0.8526 |
| 0.75 | 246.0 | -0.2095 | 0.9988 |
| 0.75 | 258.0 | 1.0293 | 0.936 |
| 0.85 | 114.0 | 1.4002 | 1.7427 |
| 0.85 | 126.0 | -1.0425 | 1.5042 |
| 0.85 | 138.0 | 1.271 | 1.4027 |
| 0.85 | 150.0 | -2.0376 | 1.6678 |
| 0.85 | 222.0 | 0.9563 | 1.4169 |
| 0.85 | 234.0 | -1.9796 | 0.9734 |
| 0.85 | 246.0 | -0.3545 | 1.1578 |
| 0.85 | 258.0 | -1.4718 | 1.3017 |
| 0.85 | 270.0 | -3.4653 | 1.0692 |
| 0.95 | 234.0 | 5.3618 | 3.7034 |
| 0.95 | 246.0 | -1.1404 | 3.9351 |
| 0.25 | 66.0 | -0.7805 | 0.7101 |
| 0.25 | 294.0 | -0.5418 | 0.6814 |
| 0.35 | 66.0 | 1.5884 | 0.5522 |
| 0.35 | 78.0 | -0.6998 | 0.7218 |
| 0.35 | 294.0 | -0.5253 | 0.6355 |
| 0.45 | 66.0 | -0.7068 | 0.6146 |
| 0.45 | 78.0 | -0.0369 | 0.5466 |
| 0.45 | 282.0 | -0.7036 | 0.6292 |
| 0.45 | 294.0 | 0.3449 | 0.6769 |
| 0.45 | 306.0 | -0.334 | 0.7132 |
| 0.55 | 66.0 | 1.372 | 0.5985 |
| 0.55 | 78.0 | -0.012 | 0.5741 |
| 0.55 | 294.0 | -0.2335 | 0.6239 |
| 0.65 | 78.0 | -0.9057 | 0.7224 |
| 0.65 | 102.0 | -0.443 | 0.7987 |
| 0.65 | 114.0 | -0.4825 | 0.6291 |
| 0.65 | 126.0 | 0.3017 | 0.691 |
| 0.65 | 234.0 | -0.2562 | 0.6647 |
| 0.65 | 246.0 | -0.0905 | 0.7319 |
| 0.65 | 258.0 | 0.7945 | 0.8006 |
| 0.75 | 102.0 | -1.3486 | 0.754 |
| 0.75 | 114.0 | -0.6989 | 0.5963 |
| 0.75 | 126.0 | -0.4737 | 0.5956 |
| 0.75 | 138.0 | -0.8918 | 0.6682 |
| 0.75 | 150.0 | 1.376 | 0.8408 |
| 0.75 | 210.0 | 0.4543 | 0.7288 |
| 0.75 | 222.0 | 0.0628 | 0.7082 |
| 0.75 | 234.0 | 0.8788 | 0.6216 |
| 0.75 | 246.0 | 0.6595 | 0.5318 |
| 0.75 | 258.0 | 0.569 | 0.6464 |
| 0.85 | 126.0 | 0.2242 | 0.7612 |
| 0.85 | 138.0 | -0.6943 | 0.7794 |
| 0.85 | 210.0 | 1.8805 | 0.8889 |
| 0.85 | 222.0 | 2.0389 | 0.6848 |
| 0.85 | 234.0 | 0.34 | 0.7115 |
| 0.85 | 246.0 | -0.6071 | 0.6415 |
| 0.85 | 258.0 | 0.9005 | 0.7307 |
| 0.85 | 270.0 | 0.6758 | 0.7936 |
| 0.95 | 234.0 | -0.3264 | 1.2409 |
| 0.95 | 246.0 | 1.4284 | 1.4444 |
Experiment comment: