Measurement E151M822
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.2208 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.918 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | -0.1029 | 0.9248 |
| 0.35 | 78.0 | 0.2433 | 1.0653 |
| 0.35 | 282.0 | 0.7205 | 0.74 |
| 0.35 | 294.0 | -0.0672 | 0.8478 |
| 0.45 | 78.0 | -0.7292 | 0.9277 |
| 0.45 | 270.0 | -0.417 | 0.771 |
| 0.45 | 282.0 | 1.7115 | 0.8071 |
| 0.45 | 294.0 | -0.2848 | 0.7106 |
| 0.55 | 66.0 | -0.2591 | 1.0192 |
| 0.55 | 78.0 | -0.4326 | 1.04 |
| 0.55 | 102.0 | -0.4286 | 0.9908 |
| 0.55 | 114.0 | -1.2559 | 0.8695 |
| 0.55 | 294.0 | 0.0241 | 0.8756 |
| 0.65 | 102.0 | -0.2503 | 0.766 |
| 0.65 | 114.0 | 0.8488 | 0.9008 |
| 0.65 | 126.0 | 0.3861 | 1.1084 |
| 0.65 | 222.0 | -2.3066 | 0.6575 |
| 0.65 | 234.0 | 0.7889 | 0.9467 |
| 0.65 | 246.0 | -0.6259 | 0.7472 |
| 0.65 | 258.0 | 2.077 | 0.9584 |
| 0.75 | 102.0 | -0.794 | 0.8179 |
| 0.75 | 114.0 | 0.7553 | 0.8439 |
| 0.75 | 126.0 | -0.7343 | 0.7882 |
| 0.75 | 138.0 | -0.8036 | 0.9887 |
| 0.75 | 222.0 | 3.0429 | 3.0429 |
| 0.75 | 234.0 | 0.4653 | 0.711 |
| 0.75 | 246.0 | 0.5752 | 0.8237 |
| 0.75 | 258.0 | 1.1719 | 0.8915 |
| 0.85 | 78.0 | 0.5734 | 1.3083 |
| 0.85 | 90.0 | 0.2746 | 1.2219 |
| 0.85 | 102.0 | 0.3843 | 1.1269 |
| 0.85 | 114.0 | -1.1787 | 0.9582 |
| 0.85 | 126.0 | 1.1872 | 1.2094 |
| 0.85 | 138.0 | 1.8481 | 1.4219 |
| 0.85 | 210.0 | 1.2902 | 1.1865 |
| 0.85 | 222.0 | 0.1283 | 1.0661 |
| 0.85 | 234.0 | 0.6193 | 0.8481 |
| 0.85 | 246.0 | 0.8324 | 0.9291 |
| 0.85 | 258.0 | -1.0426 | 0.7228 |
| 0.85 | 270.0 | 0.4569 | 0.9922 |
| 0.85 | 282.0 | -2.594 | 0.6117 |
| 0.95 | 90.0 | -3.8697 | 2.6757 |
| 0.95 | 234.0 | -7.7088 | 2.0656 |
| 0.95 | 258.0 | -0.3649 | 2.2211 |
| 0.95 | 270.0 | -2.7466 | 2.0416 |
| 0.15 | 66.0 | 0.8239 | 0.65 |
| 0.25 | 54.0 | -0.2745 | 0.6075 |
| 0.25 | 66.0 | -0.1653 | 0.5218 |
| 0.25 | 78.0 | -0.4253 | 0.6257 |
| 0.25 | 294.0 | 1.1834 | 0.54 |
| 0.35 | 66.0 | 1.0519 | 0.6314 |
| 0.35 | 78.0 | -0.2714 | 0.5716 |
| 0.35 | 282.0 | -0.0272 | 0.5428 |
| 0.35 | 294.0 | -0.9699 | 0.5119 |
| 0.35 | 306.0 | -0.2688 | 0.5731 |
| 0.45 | 66.0 | -0.0939 | 0.5155 |
| 0.45 | 78.0 | 0.4541 | 0.5773 |
| 0.45 | 270.0 | -0.253 | 0.6748 |
| 0.45 | 282.0 | -0.6638 | 0.4304 |
| 0.45 | 294.0 | -0.2794 | 0.5203 |
| 0.55 | 90.0 | 1.0922 | 0.6514 |
| 0.55 | 102.0 | -0.5911 | 0.5459 |
| 0.55 | 114.0 | -0.6239 | 0.553 |
| 0.55 | 270.0 | 0.5495 | 0.6313 |
| 0.55 | 282.0 | -0.1755 | 0.51 |
| 0.55 | 294.0 | -0.6434 | 0.5293 |
| 0.65 | 102.0 | 0.6245 | 0.625 |
| 0.65 | 114.0 | 0.2846 | 0.594 |
| 0.65 | 126.0 | -0.2899 | 0.5262 |
| 0.65 | 234.0 | -0.1531 | 0.7193 |
| 0.65 | 246.0 | 0.1453 | 0.7037 |
| 0.65 | 258.0 | 0.3175 | 0.7247 |
| 0.65 | 294.0 | -1.252 | 0.4662 |
| 0.75 | 102.0 | -0.9895 | 0.4607 |
| 0.75 | 114.0 | -0.4497 | 0.5193 |
| 0.75 | 126.0 | 0.2081 | 0.6336 |
| 0.75 | 138.0 | -0.2914 | 0.6068 |
| 0.75 | 210.0 | 0.8241 | 0.7904 |
| 0.75 | 222.0 | -1.2651 | 0.6176 |
| 0.75 | 234.0 | 1.7025 | 0.6602 |
| 0.75 | 246.0 | -0.3198 | 0.5598 |
| 0.75 | 258.0 | 0.9649 | 0.6119 |
| 0.85 | 78.0 | 0.8801 | 0.6883 |
| 0.85 | 102.0 | -0.9445 | 0.6025 |
| 0.85 | 114.0 | -0.2268 | 0.7295 |
| 0.85 | 126.0 | -0.0531 | 0.5855 |
| 0.85 | 210.0 | 1.0873 | 0.9269 |
| 0.85 | 222.0 | 1.2495 | 0.864 |
| 0.85 | 234.0 | -0.5195 | 0.7573 |
| 0.85 | 246.0 | 0.304 | 0.5665 |
| 0.85 | 258.0 | 0.2471 | 0.5656 |
| 0.85 | 270.0 | -0.2528 | 0.7278 |
| 0.95 | 90.0 | 0.2625 | 0.8957 |
| 0.95 | 222.0 | 1.4372 | 1.2446 |
| 0.95 | 234.0 | -0.2611 | 1.0973 |
| 0.95 | 246.0 | -0.3881 | 1.133 |
| 0.95 | 258.0 | 0.0718 | 1.0018 |
| 0.95 | 270.0 | -0.6781 | 0.843 |
| 0.95 | 282.0 | 1.6416 | 1.2354 |
Experiment comment: