Measurement E151M2335
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1506 | |
| Q2: | 0.205 GeV2 | |
| W: | 1655.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.8887 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.15 | 66.0 | 0.2369 | 0.9686 |
| 0.25 | 66.0 | 0.368 | 0.8885 |
| 0.25 | 270.0 | -0.1413 | 1.0144 |
| 0.35 | 270.0 | 0.0324 | 0.8716 |
| 0.35 | 282.0 | 0.023 | 0.7933 |
| 0.45 | 102.0 | 1.1647 | 0.9916 |
| 0.45 | 114.0 | -0.5608 | 0.8796 |
| 0.45 | 258.0 | -0.0259 | 0.8863 |
| 0.45 | 270.0 | 0.0604 | 0.9571 |
| 0.45 | 282.0 | -0.3293 | 0.6941 |
| 0.45 | 294.0 | -0.9373 | 0.8365 |
| 0.55 | 42.0 | -0.464 | 0.8376 |
| 0.55 | 54.0 | -1.0761 | 0.75 |
| 0.55 | 90.0 | 1.3145 | 0.7983 |
| 0.55 | 102.0 | -0.7297 | 0.7106 |
| 0.55 | 114.0 | -0.5355 | 0.7038 |
| 0.55 | 126.0 | -0.7169 | 0.8224 |
| 0.55 | 138.0 | -0.276 | 0.8786 |
| 0.55 | 222.0 | 0.5229 | 0.8811 |
| 0.55 | 234.0 | -0.6485 | 0.7801 |
| 0.55 | 258.0 | -0.6403 | 0.7836 |
| 0.55 | 270.0 | -1.3109 | 0.5995 |
| 0.55 | 282.0 | -0.1285 | 0.8273 |
| 0.55 | 294.0 | 0.7387 | 0.8842 |
| 0.65 | 90.0 | -0.4306 | 0.964 |
| 0.65 | 102.0 | 0.7215 | 0.5959 |
| 0.65 | 114.0 | 0.8043 | 0.5667 |
| 0.65 | 126.0 | -0.392 | 0.7089 |
| 0.65 | 138.0 | -0.3545 | 0.8603 |
| 0.65 | 198.0 | -0.4365 | 0.8509 |
| 0.65 | 210.0 | -0.1286 | 0.8425 |
| 0.65 | 222.0 | 0.6386 | 0.7594 |
| 0.65 | 234.0 | -0.8602 | 0.8228 |
| 0.65 | 246.0 | 1.0978 | 0.7941 |
| 0.65 | 282.0 | -0.3466 | 0.7941 |
| 0.65 | 294.0 | -0.3436 | 0.6619 |
| 0.65 | 306.0 | 0.1555 | 0.737 |
| 0.75 | 78.0 | -0.536 | 0.7157 |
| 0.75 | 102.0 | 0.4323 | 0.7359 |
| 0.75 | 114.0 | 0.0258 | 0.5914 |
| 0.75 | 126.0 | 0.5658 | 0.7154 |
| 0.75 | 138.0 | -1.19 | 0.7828 |
| 0.75 | 186.0 | -1.5497 | 0.8699 |
| 0.75 | 198.0 | -0.2621 | 0.721 |
| 0.75 | 210.0 | -0.8428 | 0.6165 |
| 0.75 | 222.0 | -0.1614 | 0.6364 |
| 0.75 | 234.0 | -1.1042 | 0.6442 |
| 0.75 | 246.0 | -0.2123 | 0.6761 |
| 0.75 | 282.0 | 0.7096 | 0.6813 |
| 0.75 | 294.0 | -0.5986 | 0.6844 |
| 0.75 | 306.0 | -0.887 | 0.798 |
| 0.85 | 66.0 | -0.4199 | 0.7326 |
| 0.85 | 78.0 | -0.0323 | 0.5171 |
| 0.85 | 90.0 | 0.4388 | 0.5293 |
| 0.85 | 102.0 | -0.5665 | 0.6446 |
| 0.85 | 114.0 | -1.2119 | 0.6863 |
| 0.85 | 174.0 | -0.8241 | 0.9017 |
| 0.85 | 186.0 | 0.3521 | 0.7825 |
| 0.85 | 198.0 | -0.2903 | 0.6934 |
| 0.85 | 210.0 | -1.1128 | 0.549 |
| 0.85 | 222.0 | 0.7799 | 0.5477 |
| 0.85 | 234.0 | -0.2888 | 0.4779 |
| 0.85 | 246.0 | -0.3757 | 0.529 |
| 0.85 | 258.0 | 0.6801 | 0.6639 |
| 0.85 | 270.0 | 1.1852 | 0.8051 |
| 0.85 | 282.0 | 1.2186 | 0.8327 |
| 0.95 | 90.0 | 0.4818 | 0.6496 |
| 0.95 | 102.0 | -1.2591 | 0.9165 |
| 0.95 | 186.0 | 0.315 | 0.9539 |
| 0.95 | 198.0 | -0.0317 | 0.7321 |
| 0.95 | 210.0 | -0.3819 | 0.7431 |
| 0.95 | 222.0 | -0.2621 | 0.731 |
| 0.95 | 234.0 | 0.0066 | 0.5474 |
| 0.95 | 246.0 | -0.5112 | 0.5503 |
| 0.95 | 258.0 | 1.0383 | 0.5219 |
| 0.95 | 270.0 | 0.4753 | 0.5285 |
| 0.95 | 282.0 | -0.4545 | 0.6287 |
Experiment comment: