Measurement E151M2307
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1057 | |
| Q2: | 0.101 GeV2 | |
| W: | 1595.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9258 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | 1.1566 | 0.8609 |
| 0.25 | 66.0 | 0.3813 | 0.7991 |
| 0.25 | 78.0 | 0.5917 | 0.8851 |
| 0.25 | 270.0 | -0.7261 | 1.0078 |
| 0.25 | 282.0 | 0.5158 | 0.9244 |
| 0.35 | 66.0 | 0.577 | 0.7409 |
| 0.35 | 78.0 | 0.149 | 0.7078 |
| 0.35 | 114.0 | -0.6897 | 0.9708 |
| 0.35 | 258.0 | 0.5956 | 0.8295 |
| 0.35 | 270.0 | 0.3611 | 0.7294 |
| 0.35 | 282.0 | -0.885 | 0.6368 |
| 0.35 | 294.0 | 0.5351 | 0.7731 |
| 0.45 | 66.0 | 0.6396 | 0.7779 |
| 0.45 | 78.0 | -1.1371 | 0.8285 |
| 0.45 | 90.0 | -0.3932 | 0.9391 |
| 0.45 | 102.0 | 1.9946 | 0.8824 |
| 0.45 | 114.0 | 0.1842 | 0.7332 |
| 0.45 | 126.0 | 1.3646 | 0.7192 |
| 0.45 | 138.0 | 1.1559 | 1.0365 |
| 0.45 | 258.0 | 0.9893 | 0.7136 |
| 0.45 | 270.0 | 0.7835 | 0.6139 |
| 0.45 | 282.0 | -0.7388 | 0.6378 |
| 0.45 | 294.0 | -1.7686 | 0.6463 |
| 0.55 | 66.0 | 1.433 | 0.7797 |
| 0.55 | 90.0 | 0.5064 | 0.8191 |
| 0.55 | 102.0 | -0.4461 | 0.8145 |
| 0.55 | 114.0 | 0.9211 | 0.6106 |
| 0.55 | 126.0 | 0.0562 | 0.6325 |
| 0.55 | 138.0 | -0.6011 | 0.828 |
| 0.55 | 198.0 | 0.9207 | 1.0282 |
| 0.55 | 210.0 | 0.3668 | 0.9781 |
| 0.55 | 222.0 | 0.2771 | 0.7874 |
| 0.55 | 234.0 | -0.9192 | 0.9083 |
| 0.55 | 246.0 | 0.2231 | 0.8719 |
| 0.55 | 258.0 | -0.5941 | 0.6249 |
| 0.55 | 270.0 | 0.2751 | 0.5677 |
| 0.55 | 282.0 | -0.5537 | 0.6241 |
| 0.65 | 54.0 | -0.3707 | 0.8353 |
| 0.65 | 66.0 | -2.8842 | 2.8842 |
| 0.65 | 90.0 | 0.3969 | 0.7239 |
| 0.65 | 102.0 | 0.3718 | 0.5445 |
| 0.65 | 114.0 | -0.6183 | 0.5036 |
| 0.65 | 126.0 | 0.3767 | 0.6355 |
| 0.65 | 138.0 | 0.5777 | 0.7114 |
| 0.65 | 174.0 | -1.4256 | 0.9835 |
| 0.65 | 186.0 | -0.9155 | 0.9928 |
| 0.65 | 198.0 | -0.7677 | 0.9598 |
| 0.65 | 210.0 | 0.2791 | 0.7382 |
| 0.65 | 222.0 | -0.9748 | 0.6807 |
| 0.65 | 234.0 | 2.3574 | 0.6029 |
| 0.65 | 246.0 | 0.6626 | 0.8608 |
| 0.65 | 258.0 | -0.6505 | 0.6783 |
| 0.65 | 270.0 | -0.5861 | 0.744 |
| 0.65 | 282.0 | 1.8002 | 0.7472 |
| 0.65 | 294.0 | 0.0951 | 0.5602 |
| 0.65 | 306.0 | 0.8709 | 0.8989 |
| 0.75 | 66.0 | 0.0315 | 0.9916 |
| 0.75 | 78.0 | 0.0483 | 0.9148 |
| 0.75 | 90.0 | 0.6806 | 0.7571 |
| 0.75 | 102.0 | 0.819 | 0.5946 |
| 0.75 | 114.0 | -0.343 | 0.5251 |
| 0.75 | 126.0 | -0.7585 | 0.4927 |
| 0.75 | 138.0 | -0.0435 | 0.6205 |
| 0.75 | 150.0 | 0.5344 | 0.8461 |
| 0.75 | 162.0 | 1.1512 | 1.0033 |
| 0.75 | 174.0 | 0.0799 | 0.8543 |
| 0.75 | 186.0 | -0.0739 | 0.7382 |
| 0.75 | 198.0 | -0.033 | 0.6087 |
| 0.75 | 210.0 | 0.1969 | 0.6123 |
| 0.75 | 222.0 | 0.1653 | 0.5389 |
| 0.75 | 234.0 | -0.2337 | 0.549 |
| 0.75 | 246.0 | -1.0834 | 0.5721 |
| 0.75 | 258.0 | -1.1198 | 0.7998 |
| 0.75 | 270.0 | 0.1182 | 0.7964 |
| 0.75 | 282.0 | 0.7328 | 0.5332 |
| 0.75 | 294.0 | -0.0839 | 0.5271 |
| 0.85 | 78.0 | -0.5695 | 0.6644 |
| 0.85 | 90.0 | 0.2971 | 0.4779 |
| 0.85 | 102.0 | 0.9017 | 0.5956 |
| 0.85 | 114.0 | -0.8785 | 0.6796 |
| 0.85 | 126.0 | -0.2378 | 0.8403 |
| 0.85 | 138.0 | -1.1969 | 0.9169 |
| 0.85 | 150.0 | 0.5267 | 1.1595 |
| 0.85 | 162.0 | -1.0469 | 0.9651 |
| 0.85 | 174.0 | -0.3178 | 0.7755 |
| 0.85 | 186.0 | -0.0005 | 0.8724 |
| 0.85 | 198.0 | 0.3087 | 0.5929 |
| 0.85 | 210.0 | 0.7428 | 0.5722 |
| 0.85 | 222.0 | 0.3853 | 0.5058 |
| 0.85 | 234.0 | 0.6142 | 0.4799 |
| 0.85 | 246.0 | 1.0165 | 0.5683 |
| 0.85 | 258.0 | -0.7361 | 0.6648 |
| 0.85 | 270.0 | 0.7721 | 0.8113 |
| 0.85 | 282.0 | 0.6665 | 0.7029 |
| 0.95 | 90.0 | 0.4004 | 0.811 |
| 0.95 | 102.0 | 0.4749 | 0.5989 |
| 0.95 | 114.0 | 0.1223 | 0.9052 |
| 0.95 | 126.0 | -1.0623 | 0.8379 |
| 0.95 | 186.0 | 1.4207 | 0.9179 |
| 0.95 | 198.0 | -0.4473 | 0.7035 |
| 0.95 | 210.0 | -0.1068 | 0.716 |
| 0.95 | 222.0 | 0.3526 | 0.5087 |
| 0.95 | 234.0 | -0.6268 | 0.5451 |
| 0.95 | 246.0 | 0.6237 | 0.5483 |
| 0.95 | 258.0 | 0.8056 | 0.5737 |
| 0.95 | 270.0 | -0.2323 | 0.9833 |
Experiment comment: