Measurement E151M2204
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.6591 | |
| Q2: | 0.2445 GeV2 | |
| W: | 1325.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9597 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| -0.15 | 306.0 | -0.6268 | 0.8311 |
| -0.05 | 54.0 | 0.8954 | 0.8512 |
| -0.05 | 306.0 | -0.1886 | 0.6986 |
| 0.05 | 54.0 | -1.0123 | 0.6903 |
| 0.05 | 66.0 | -0.0901 | 0.6405 |
| 0.05 | 306.0 | -0.3586 | 0.7403 |
| 0.15 | 54.0 | -0.6534 | 0.7356 |
| 0.15 | 66.0 | 0.5549 | 0.5814 |
| 0.15 | 294.0 | -0.6516 | 0.8372 |
| 0.15 | 306.0 | -1.0021 | 0.7009 |
| 0.25 | 54.0 | -1.2766 | 0.7215 |
| 0.25 | 66.0 | -0.6593 | 0.5706 |
| 0.25 | 78.0 | 0.0821 | 0.7972 |
| 0.25 | 294.0 | -0.0041 | 0.5646 |
| 0.25 | 306.0 | 0.7015 | 0.5724 |
| 0.35 | 54.0 | 0.064 | 0.8873 |
| 0.35 | 66.0 | -1.1912 | 0.6045 |
| 0.35 | 78.0 | 0.6932 | 0.6914 |
| 0.35 | 294.0 | 0.1499 | 0.6528 |
| 0.45 | 54.0 | 0.5419 | 0.7618 |
| 0.45 | 66.0 | 1.0439 | 0.6068 |
| 0.45 | 78.0 | 0.2876 | 0.9275 |
| 0.45 | 270.0 | -0.06 | 0.7413 |
| 0.45 | 282.0 | 0.8072 | 0.8682 |
| 0.45 | 294.0 | -0.9417 | 0.7562 |
| 0.55 | 66.0 | 0.3797 | 0.8384 |
| 0.55 | 78.0 | -0.3995 | 0.6716 |
| 0.55 | 90.0 | 0.418 | 0.6739 |
| 0.55 | 102.0 | 1.4255 | 0.7713 |
| 0.55 | 270.0 | 0.2585 | 0.5933 |
| 0.55 | 282.0 | 0.3078 | 0.5547 |
| 0.55 | 294.0 | 1.0195 | 0.6162 |
| 0.65 | 66.0 | -0.2357 | 0.6476 |
| 0.65 | 78.0 | 0.1065 | 0.5021 |
| 0.65 | 90.0 | 0.4389 | 0.4631 |
| 0.65 | 102.0 | 0.414 | 0.5413 |
| 0.65 | 114.0 | -0.0274 | 0.8159 |
| 0.65 | 258.0 | 0.0782 | 0.5165 |
| 0.65 | 270.0 | 0.2129 | 0.4253 |
| 0.65 | 282.0 | 0.1504 | 0.4886 |
| 0.65 | 294.0 | 0.4966 | 0.5248 |
| 0.75 | 66.0 | -0.0759 | 0.5352 |
| 0.75 | 78.0 | 0.3818 | 0.3753 |
| 0.75 | 90.0 | -0.132 | 0.3601 |
| 0.75 | 102.0 | -0.2023 | 0.4839 |
| 0.75 | 114.0 | -0.8097 | 0.4776 |
| 0.75 | 126.0 | 0.8219 | 0.7663 |
| 0.75 | 234.0 | 1.7047 | 0.6831 |
| 0.75 | 246.0 | 0.2643 | 0.5236 |
| 0.75 | 258.0 | 0.3377 | 0.3928 |
| 0.75 | 270.0 | 0.0741 | 0.3824 |
| 0.75 | 282.0 | -0.5806 | 0.3674 |
| 0.75 | 294.0 | -0.2029 | 0.4067 |
| 0.75 | 306.0 | 0.6628 | 0.5469 |
| 0.85 | 54.0 | -0.7286 | 0.5831 |
| 0.85 | 66.0 | -0.3407 | 0.5159 |
| 0.85 | 78.0 | -0.3865 | 0.4081 |
| 0.85 | 90.0 | -0.0929 | 0.3952 |
| 0.85 | 102.0 | 0.614 | 0.3405 |
| 0.85 | 114.0 | 0.0316 | 0.4324 |
| 0.85 | 126.0 | 1.1032 | 0.5259 |
| 0.85 | 138.0 | -1.0253 | 0.6706 |
| 0.85 | 150.0 | -2.4523 | 2.4523 |
| 0.85 | 210.0 | 1.7963 | 0.7714 |
| 0.85 | 222.0 | -0.4411 | 0.5093 |
| 0.85 | 234.0 | 0.5922 | 0.4586 |
| 0.85 | 246.0 | -0.1585 | 0.406 |
| 0.85 | 258.0 | 0.2621 | 0.4274 |
| 0.85 | 270.0 | -0.1532 | 0.367 |
| 0.85 | 282.0 | 0.5563 | 0.4046 |
| 0.85 | 294.0 | -0.1706 | 0.3483 |
| 0.85 | 306.0 | -0.4764 | 0.3851 |
| 0.85 | 318.0 | 0.3502 | 0.5901 |
| 0.95 | 66.0 | 0.5633 | 0.4628 |
| 0.95 | 78.0 | -0.3395 | 0.4624 |
| 0.95 | 90.0 | 0.1496 | 0.4358 |
| 0.95 | 102.0 | -0.5693 | 0.4958 |
| 0.95 | 114.0 | 0.694 | 0.4388 |
| 0.95 | 126.0 | 0.2176 | 0.5444 |
| 0.95 | 138.0 | 0.1191 | 0.5791 |
| 0.95 | 150.0 | 0.9107 | 0.5904 |
| 0.95 | 162.0 | 0.825 | 0.8642 |
| 0.95 | 174.0 | 0.5876 | 0.8514 |
| 0.95 | 186.0 | 1.5491 | 0.7823 |
| 0.95 | 198.0 | 0.3149 | 0.6758 |
| 0.95 | 210.0 | 0.5049 | 0.644 |
| 0.95 | 222.0 | 0.1124 | 0.528 |
| 0.95 | 234.0 | -0.3438 | 0.4402 |
| 0.95 | 246.0 | 0.5802 | 0.449 |
| 0.95 | 258.0 | -0.0693 | 0.448 |
| 0.95 | 270.0 | -0.4069 | 0.4153 |
| 0.95 | 282.0 | -0.3458 | 0.418 |
| 0.95 | 294.0 | 0.7604 | 0.4324 |
| 0.95 | 306.0 | -0.0882 | 0.3772 |
| 0.95 | 318.0 | -1.3522 | 0.4358 |
| 0.95 | 330.0 | -0.5367 | 0.7982 |
| 0.95 | 342.0 | 0.5792 | 0.6765 |
Experiment comment: