Measurement E151M1594
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.0445 | |
| Q2: | 0.0291 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.761 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.25 | 42.0 | 0.0916 | 0.654 |
| 0.35 | 30.0 | 0.1289 | 0.8502 |
| 0.35 | 42.0 | -1.2882 | 0.797 |
| 0.45 | 18.0 | -1.9813 | 0.5924 |
| 0.45 | 30.0 | 0.1733 | 0.5429 |
| 0.45 | 42.0 | -0.2473 | 0.5894 |
| 0.45 | 222.0 | 1.1261 | 0.5545 |
| 0.45 | 234.0 | 0.0673 | 1.1057 |
| 0.55 | 30.0 | 0.6102 | 1.0367 |
| 0.55 | 42.0 | 0.2361 | 1.1161 |
| 0.55 | 138.0 | 0.3876 | 0.8936 |
| 0.55 | 150.0 | -0.0153 | 1.0195 |
| 0.55 | 210.0 | -0.7085 | 1.0515 |
| 0.55 | 222.0 | 0.2066 | 0.7646 |
| 0.55 | 234.0 | 0.1313 | 0.8107 |
| 0.55 | 246.0 | 0.5609 | 0.9558 |
| 0.65 | 126.0 | 0.1761 | 1.1298 |
| 0.65 | 138.0 | 1.5123 | 0.7405 |
| 0.65 | 150.0 | 0.7872 | 0.8791 |
| 0.65 | 162.0 | 1.7303 | 0.854 |
| 0.65 | 198.0 | -0.7771 | 0.9635 |
| 0.65 | 210.0 | -0.8634 | 0.8593 |
| 0.65 | 222.0 | -0.5939 | 0.7071 |
| 0.65 | 234.0 | 0.4205 | 0.6212 |
| 0.65 | 246.0 | -0.0838 | 0.7623 |
| 0.65 | 258.0 | 0.0716 | 0.9093 |
| 0.75 | 126.0 | -0.5422 | 1.1312 |
| 0.75 | 138.0 | 2.4552 | 2.4552 |
| 0.75 | 150.0 | -0.8147 | 0.9754 |
| 0.75 | 210.0 | 0.6102 | 0.8924 |
| 0.75 | 222.0 | 0.4484 | 1.0942 |
| 0.75 | 234.0 | 0.6255 | 0.6317 |
| 0.75 | 246.0 | -0.4754 | 0.7246 |
| 0.75 | 258.0 | 0.1669 | 1.0207 |
| 0.85 | 114.0 | -1.9066 | 0.65 |
| 0.85 | 210.0 | 0.0786 | 0.9476 |
| 0.85 | 222.0 | -1.2788 | 0.6066 |
| 0.85 | 234.0 | -0.9876 | 0.7109 |
| 0.85 | 246.0 | 0.4281 | 0.7404 |
| 0.85 | 258.0 | -1.4218 | 0.625 |
| 0.95 | 126.0 | -0.4915 | 0.9344 |
| 0.95 | 246.0 | 0.3761 | 0.8347 |
| 0.45 | 246.0 | 0.1542 | 0.86 |
| 0.55 | 30.0 | -0.5943 | 0.8977 |
| 0.55 | 42.0 | -0.8575 | 0.7826 |
| 0.55 | 126.0 | -1.1741 | 0.6605 |
| 0.55 | 138.0 | -0.7162 | 0.6626 |
| 0.55 | 150.0 | -0.0112 | 0.7087 |
| 0.55 | 210.0 | 0.3555 | 0.7404 |
| 0.55 | 222.0 | -0.7414 | 0.7346 |
| 0.55 | 234.0 | 0.2081 | 0.647 |
| 0.55 | 246.0 | -0.2077 | 0.6565 |
| 0.65 | 126.0 | -0.9744 | 0.7456 |
| 0.65 | 138.0 | -0.3862 | 0.5865 |
| 0.65 | 150.0 | 0.5644 | 0.6551 |
| 0.65 | 162.0 | -0.2089 | 0.8055 |
| 0.65 | 198.0 | 0.0689 | 0.9384 |
| 0.65 | 210.0 | -0.7145 | 0.7183 |
| 0.65 | 222.0 | 0.2874 | 0.5794 |
| 0.65 | 234.0 | -0.2707 | 0.5385 |
| 0.65 | 246.0 | 0.4921 | 0.6512 |
| 0.75 | 126.0 | -0.5066 | 0.6215 |
| 0.75 | 138.0 | -0.307 | 0.6927 |
| 0.75 | 150.0 | -0.5579 | 0.6441 |
| 0.75 | 162.0 | 0.1548 | 0.8103 |
| 0.75 | 210.0 | 0.6113 | 0.6914 |
| 0.75 | 222.0 | -0.7804 | 0.5646 |
| 0.75 | 234.0 | -0.355 | 0.5688 |
| 0.75 | 246.0 | -1.2738 | 0.5666 |
| 0.75 | 258.0 | -0.5186 | 0.8903 |
| 0.85 | 114.0 | 0.9811 | 0.692 |
| 0.85 | 126.0 | -1.1882 | 0.7509 |
| 0.85 | 210.0 | -0.0491 | 0.7526 |
| 0.85 | 222.0 | -0.3863 | 0.6098 |
| 0.85 | 234.0 | -0.7022 | 0.4977 |
| 0.85 | 246.0 | -1.0197 | 0.6166 |
| 0.85 | 258.0 | -1.9442 | 0.6919 |
| 0.95 | 126.0 | 0.6047 | 0.6817 |
| 0.95 | 234.0 | 1.3067 | 0.6987 |
| 0.95 | 246.0 | -0.5956 | 0.6772 |
Experiment comment: