Measurement E151M2248
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.3016 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9499 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| -0.15 | 30.0 | -0.3172 | 0.9106 |
| -0.05 | 54.0 | 0.0195 | 0.9536 |
| 0.05 | 54.0 | -0.5257 | 0.8386 |
| 0.05 | 66.0 | 1.1375 | 0.6943 |
| 0.05 | 294.0 | -0.6057 | 0.8264 |
| 0.05 | 306.0 | -0.4524 | 0.7512 |
| 0.15 | 54.0 | -0.2773 | 0.5195 |
| 0.15 | 66.0 | 1.3398 | 0.5947 |
| 0.15 | 78.0 | 0.5557 | 0.8917 |
| 0.15 | 282.0 | -1.1228 | 0.9695 |
| 0.15 | 294.0 | 1.4932 | 0.4931 |
| 0.15 | 306.0 | -0.9452 | 0.5158 |
| 0.25 | 54.0 | -0.7877 | 0.6071 |
| 0.25 | 66.0 | -0.1579 | 0.4895 |
| 0.25 | 78.0 | 0.3542 | 0.5577 |
| 0.25 | 282.0 | -0.0804 | 0.5498 |
| 0.25 | 294.0 | 0.1146 | 0.454 |
| 0.25 | 306.0 | -0.1287 | 0.5306 |
| 0.35 | 54.0 | -0.7283 | 0.7382 |
| 0.35 | 66.0 | 0.2597 | 0.4762 |
| 0.35 | 78.0 | 0.3677 | 0.5182 |
| 0.35 | 90.0 | -1.4401 | 0.8001 |
| 0.35 | 270.0 | 1.1482 | 0.6481 |
| 0.35 | 282.0 | 0.3578 | 0.4565 |
| 0.35 | 294.0 | -0.4503 | 0.5008 |
| 0.35 | 306.0 | -0.6697 | 0.6378 |
| 0.45 | 54.0 | -0.974 | 0.5719 |
| 0.45 | 66.0 | 0.7969 | 0.5455 |
| 0.45 | 78.0 | -0.0923 | 0.6072 |
| 0.45 | 90.0 | 0.8547 | 0.7778 |
| 0.45 | 102.0 | 0.8509 | 0.6527 |
| 0.45 | 270.0 | 0.008 | 0.5201 |
| 0.45 | 282.0 | 0.7294 | 0.4512 |
| 0.45 | 294.0 | 0.0838 | 0.421 |
| 0.45 | 306.0 | -0.4529 | 0.6886 |
| 0.55 | 54.0 | -0.1761 | 0.5899 |
| 0.55 | 66.0 | -0.4012 | 0.659 |
| 0.55 | 78.0 | 0.2405 | 0.5635 |
| 0.55 | 90.0 | -0.1291 | 0.5427 |
| 0.55 | 102.0 | 0.9621 | 0.4475 |
| 0.55 | 114.0 | 0.6037 | 0.4909 |
| 0.55 | 126.0 | 0.0835 | 0.9724 |
| 0.55 | 246.0 | 0.5381 | 0.9016 |
| 0.55 | 258.0 | 1.2332 | 0.6354 |
| 0.55 | 270.0 | 0.0755 | 0.5669 |
| 0.55 | 282.0 | 0.2349 | 0.4495 |
| 0.55 | 294.0 | 1.5472 | 0.5224 |
| 0.55 | 306.0 | -0.486 | 0.4449 |
| 0.65 | 54.0 | -1.5688 | 0.6554 |
| 0.65 | 66.0 | 2.3275 | 0.5722 |
| 0.65 | 78.0 | 0.5469 | 0.5054 |
| 0.65 | 90.0 | -0.052 | 0.381 |
| 0.65 | 102.0 | 0.0852 | 0.3687 |
| 0.65 | 114.0 | -0.0017 | 0.3615 |
| 0.65 | 126.0 | 0.4011 | 0.4961 |
| 0.65 | 138.0 | 0.1254 | 0.7214 |
| 0.65 | 222.0 | 0.3785 | 0.8201 |
| 0.65 | 234.0 | -0.0821 | 0.5725 |
| 0.65 | 246.0 | -0.0186 | 0.4737 |
| 0.65 | 258.0 | -0.1345 | 0.4348 |
| 0.65 | 270.0 | -0.0254 | 0.4771 |
| 0.65 | 282.0 | 0.5902 | 0.5258 |
| 0.65 | 294.0 | -1.657 | 0.6342 |
| 0.65 | 306.0 | -0.1407 | 0.5631 |
| 0.75 | 66.0 | -0.2196 | 0.5682 |
| 0.75 | 78.0 | -0.4472 | 0.5343 |
| 0.75 | 90.0 | 0.0578 | 0.3559 |
| 0.75 | 102.0 | 0.3936 | 0.3226 |
| 0.75 | 114.0 | -0.4052 | 0.3699 |
| 0.75 | 126.0 | -0.0694 | 0.4255 |
| 0.75 | 138.0 | 0.2985 | 0.54 |
| 0.75 | 150.0 | -0.2728 | 0.7331 |
| 0.75 | 186.0 | -0.907 | 0.8662 |
| 0.75 | 198.0 | 0.3533 | 0.7994 |
| 0.75 | 210.0 | 0.5195 | 0.5663 |
| 0.75 | 222.0 | 0.1468 | 0.4949 |
| 0.75 | 234.0 | 0.6788 | 0.4118 |
| 0.75 | 246.0 | 0.4641 | 0.3557 |
| 0.75 | 258.0 | 0.3562 | 0.3893 |
| 0.75 | 270.0 | 0.2747 | 0.4624 |
| 0.75 | 282.0 | 0.6689 | 0.5609 |
| 0.75 | 294.0 | 1.1874 | 0.6195 |
| 0.85 | 66.0 | 0.3 | 0.3839 |
| 0.85 | 78.0 | -0.3677 | 0.4696 |
| 0.85 | 90.0 | 0.2434 | 0.5195 |
| 0.85 | 102.0 | -0.1129 | 0.341 |
| 0.85 | 114.0 | -0.4007 | 0.3849 |
| 0.85 | 126.0 | -0.4854 | 0.3992 |
| 0.85 | 138.0 | -0.206 | 0.5277 |
| 0.85 | 150.0 | 1.4376 | 0.601 |
| 0.85 | 162.0 | 1.3975 | 0.8713 |
| 0.85 | 174.0 | -1.2415 | 0.8418 |
| 0.85 | 186.0 | 0.9938 | 0.709 |
| 0.85 | 198.0 | -0.5609 | 0.655 |
| 0.85 | 210.0 | 0.3031 | 0.5391 |
| 0.85 | 222.0 | 0.7009 | 0.3972 |
| 0.85 | 234.0 | -0.3518 | 0.3936 |
| 0.85 | 246.0 | 0.0263 | 0.3374 |
| 0.85 | 258.0 | 0.2754 | 0.3227 |
| 0.85 | 270.0 | 0.3606 | 0.3386 |
| 0.85 | 282.0 | -0.3417 | 0.3901 |
| 0.85 | 294.0 | -0.1887 | 0.455 |
| 0.95 | 66.0 | -0.136 | 0.5198 |
| 0.95 | 78.0 | -0.866 | 0.4527 |
| 0.95 | 90.0 | -0.7845 | 0.704 |
| 0.95 | 102.0 | -0.4608 | 0.6625 |
| 0.95 | 114.0 | -0.2069 | 0.5583 |
| 0.95 | 126.0 | 0.3021 | 0.6007 |
| 0.95 | 138.0 | 0.5361 | 0.6932 |
| 0.95 | 150.0 | 0.8706 | 0.8687 |
| 0.95 | 162.0 | 0.9262 | 0.7629 |
| 0.95 | 174.0 | 0.0648 | 0.7775 |
| 0.95 | 186.0 | 0.3399 | 0.9578 |
| 0.95 | 198.0 | 0.9336 | 0.5703 |
| 0.95 | 210.0 | 1.3204 | 0.5312 |
| 0.95 | 222.0 | 0.917 | 0.4751 |
| 0.95 | 234.0 | 0.4837 | 0.4 |
| 0.95 | 246.0 | 0.7904 | 0.3735 |
| 0.95 | 258.0 | 0.0059 | 0.4089 |
| 0.95 | 270.0 | -0.1022 | 0.3247 |
| 0.95 | 282.0 | 0.1887 | 0.3139 |
| 0.95 | 294.0 | -0.2507 | 0.3428 |
| 0.95 | 306.0 | 2.0613 | 0.4582 |
Experiment comment: