Measurement E151M2194
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.7653 | |
| Q2: | 0.2445 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9634 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| -0.05 | 306.0 | -1.092 | 0.6856 |
| 0.05 | 54.0 | -0.4657 | 0.6442 |
| 0.05 | 66.0 | 1.3388 | 0.6827 |
| 0.05 | 306.0 | 0.4719 | 0.6494 |
| 0.15 | 54.0 | 0.9411 | 0.6693 |
| 0.15 | 66.0 | 0.823 | 0.5034 |
| 0.15 | 306.0 | -0.6006 | 0.6208 |
| 0.25 | 54.0 | 0.9687 | 0.5916 |
| 0.25 | 66.0 | 0.0795 | 0.498 |
| 0.25 | 78.0 | 0.793 | 0.7813 |
| 0.25 | 294.0 | -0.9392 | 0.7487 |
| 0.25 | 306.0 | 1.0706 | 0.6471 |
| 0.35 | 54.0 | 0.2792 | 0.7103 |
| 0.35 | 66.0 | -0.7777 | 0.5475 |
| 0.35 | 78.0 | 0.1818 | 0.7399 |
| 0.35 | 294.0 | -0.2285 | 0.7563 |
| 0.45 | 54.0 | -0.0584 | 0.8343 |
| 0.45 | 66.0 | 0.159 | 0.6929 |
| 0.45 | 78.0 | -0.9363 | 0.6847 |
| 0.45 | 282.0 | -0.1634 | 0.5554 |
| 0.45 | 294.0 | 1.2498 | 0.6402 |
| 0.55 | 66.0 | 0.2583 | 0.8727 |
| 0.55 | 78.0 | 0.6637 | 0.6719 |
| 0.55 | 90.0 | 1.0373 | 0.6541 |
| 0.55 | 270.0 | 0.6488 | 0.6028 |
| 0.55 | 282.0 | 0.7358 | 0.4824 |
| 0.55 | 294.0 | -0.8011 | 0.5474 |
| 0.65 | 66.0 | 0.4253 | 0.6723 |
| 0.65 | 78.0 | -0.224 | 0.5036 |
| 0.65 | 90.0 | 0.3427 | 0.4738 |
| 0.65 | 102.0 | -0.3568 | 0.6012 |
| 0.65 | 258.0 | 0.1872 | 0.6852 |
| 0.65 | 270.0 | -0.6751 | 0.4273 |
| 0.65 | 282.0 | -0.5686 | 0.4484 |
| 0.65 | 294.0 | -0.3322 | 0.4597 |
| 0.65 | 306.0 | 0.2391 | 0.6695 |
| 0.75 | 66.0 | -0.4626 | 0.4674 |
| 0.75 | 78.0 | -0.3588 | 0.3608 |
| 0.75 | 90.0 | 0.2918 | 0.3866 |
| 0.75 | 102.0 | 0.234 | 0.4374 |
| 0.75 | 114.0 | 0.1391 | 0.5281 |
| 0.75 | 246.0 | -0.232 | 0.5991 |
| 0.75 | 258.0 | -0.4359 | 0.3898 |
| 0.75 | 270.0 | 0.0966 | 0.3518 |
| 0.75 | 282.0 | -0.0271 | 0.3832 |
| 0.75 | 294.0 | 0.1908 | 0.4163 |
| 0.75 | 306.0 | -0.0246 | 0.472 |
| 0.85 | 54.0 | 0.8752 | 0.6657 |
| 0.85 | 66.0 | -1.199 | 0.3745 |
| 0.85 | 78.0 | -0.224 | 0.3679 |
| 0.85 | 90.0 | -0.0335 | 0.3695 |
| 0.85 | 102.0 | 0.4766 | 0.3824 |
| 0.85 | 114.0 | -0.0841 | 0.4043 |
| 0.85 | 126.0 | 0.4027 | 0.5088 |
| 0.85 | 138.0 | -0.0087 | 0.9025 |
| 0.85 | 222.0 | -0.4417 | 0.721 |
| 0.85 | 234.0 | -0.217 | 0.4786 |
| 0.85 | 246.0 | -0.7915 | 0.4469 |
| 0.85 | 258.0 | 0.3269 | 0.3804 |
| 0.85 | 270.0 | 0.4222 | 0.346 |
| 0.85 | 282.0 | 0.2055 | 0.3462 |
| 0.85 | 294.0 | 0.0226 | 0.348 |
| 0.85 | 306.0 | 0.5789 | 0.3641 |
| 0.85 | 318.0 | 1.9406 | 0.5036 |
| 0.95 | 42.0 | 0.6275 | 0.7134 |
| 0.95 | 54.0 | 0.7439 | 0.6195 |
| 0.95 | 66.0 | 0.4894 | 0.4162 |
| 0.95 | 78.0 | 0.6845 | 0.4013 |
| 0.95 | 90.0 | -0.9173 | 0.4525 |
| 0.95 | 102.0 | -0.4153 | 0.3949 |
| 0.95 | 114.0 | 0.2765 | 0.4451 |
| 0.95 | 126.0 | -0.1073 | 0.452 |
| 0.95 | 138.0 | 0.6896 | 0.59 |
| 0.95 | 150.0 | 0.6377 | 0.6001 |
| 0.95 | 162.0 | 1.0541 | 0.7172 |
| 0.95 | 186.0 | -0.115 | 0.8098 |
| 0.95 | 210.0 | 1.4146 | 0.6813 |
| 0.95 | 222.0 | -0.475 | 0.6487 |
| 0.95 | 234.0 | 0.868 | 0.512 |
| 0.95 | 246.0 | 0.7069 | 0.4396 |
| 0.95 | 258.0 | -0.8586 | 0.4158 |
| 0.95 | 270.0 | 0.1124 | 0.4366 |
| 0.95 | 282.0 | -0.0441 | 0.4043 |
| 0.95 | 294.0 | -0.3069 | 0.4531 |
| 0.95 | 306.0 | 0.109 | 0.4668 |
| 0.95 | 318.0 | 0.0573 | 0.4942 |
| 0.95 | 330.0 | -0.3208 | 0.6276 |
Experiment comment: