Measurement E151M569
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.2484 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1415.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9033 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | 1.3258 | 0.7336 |
| 0.25 | 78.0 | -0.304 | 0.6919 |
| 0.25 | 294.0 | -0.4418 | 0.5634 |
| 0.25 | 306.0 | 0.6141 | 0.7361 |
| 0.35 | 66.0 | 0.6701 | 0.5508 |
| 0.35 | 78.0 | 0.7347 | 0.5302 |
| 0.35 | 282.0 | -0.0275 | 0.5737 |
| 0.35 | 294.0 | -0.049 | 0.5158 |
| 0.35 | 306.0 | -0.7863 | 0.5457 |
| 0.45 | 66.0 | 0.0079 | 0.594 |
| 0.45 | 78.0 | -0.6654 | 0.503 |
| 0.45 | 90.0 | 0.4218 | 0.7547 |
| 0.45 | 282.0 | -0.3199 | 0.5807 |
| 0.45 | 294.0 | -0.0145 | 0.4887 |
| 0.55 | 66.0 | 1.254 | 0.6751 |
| 0.55 | 78.0 | 0.425 | 0.5643 |
| 0.55 | 90.0 | -0.2843 | 0.617 |
| 0.55 | 114.0 | 0.5888 | 0.7277 |
| 0.55 | 258.0 | 0.0498 | 0.6902 |
| 0.55 | 270.0 | -0.2836 | 0.6529 |
| 0.55 | 282.0 | -0.1933 | 0.5961 |
| 0.55 | 306.0 | -0.0902 | 0.6876 |
| 0.65 | 54.0 | -0.2078 | 0.7183 |
| 0.65 | 66.0 | 0.5364 | 0.662 |
| 0.65 | 90.0 | 0.5218 | 0.7428 |
| 0.65 | 102.0 | 0.1445 | 0.542 |
| 0.65 | 114.0 | -0.6917 | 0.4668 |
| 0.65 | 126.0 | 0.7884 | 0.6429 |
| 0.65 | 138.0 | 0.0068 | 0.6478 |
| 0.65 | 222.0 | 0.964 | 0.7888 |
| 0.65 | 234.0 | 0.2817 | 0.7298 |
| 0.65 | 246.0 | 0.5491 | 0.5751 |
| 0.65 | 258.0 | 0.5911 | 0.5626 |
| 0.65 | 270.0 | 0.0564 | 0.6271 |
| 0.75 | 90.0 | 1.1633 | 0.623 |
| 0.75 | 102.0 | 0.0201 | 0.4131 |
| 0.75 | 114.0 | -0.1424 | 0.4005 |
| 0.75 | 126.0 | 0.2832 | 0.4752 |
| 0.75 | 138.0 | 0.7736 | 0.6911 |
| 0.75 | 210.0 | -0.2571 | 0.5615 |
| 0.75 | 222.0 | 0.5883 | 0.565 |
| 0.75 | 234.0 | 0.2097 | 0.5088 |
| 0.75 | 246.0 | -0.3074 | 0.4116 |
| 0.75 | 258.0 | -0.3949 | 0.4013 |
| 0.75 | 270.0 | -0.1335 | 0.4981 |
| 0.85 | 78.0 | 0.033 | 0.6085 |
| 0.85 | 90.0 | -0.0074 | 0.7072 |
| 0.85 | 102.0 | -0.0192 | 0.4966 |
| 0.85 | 114.0 | -0.2823 | 0.4396 |
| 0.85 | 126.0 | 0.3087 | 0.5483 |
| 0.85 | 138.0 | -0.4056 | 0.4863 |
| 0.85 | 150.0 | 0.4159 | 0.7178 |
| 0.85 | 210.0 | 0.3936 | 0.7066 |
| 0.85 | 222.0 | 0.7074 | 0.4859 |
| 0.85 | 234.0 | -0.3562 | 0.469 |
| 0.85 | 246.0 | 0.1193 | 0.4215 |
| 0.85 | 258.0 | -0.2722 | 0.3617 |
| 0.85 | 270.0 | 0.5913 | 0.5066 |
| 0.85 | 282.0 | -0.1725 | 0.5577 |
| 0.95 | 90.0 | 0.7029 | 0.6134 |
| 0.95 | 102.0 | 0.0011 | 0.5925 |
| 0.95 | 114.0 | 0.5703 | 0.6913 |
| 0.95 | 126.0 | 0.5764 | 0.6482 |
| 0.95 | 210.0 | 0.0343 | 0.6191 |
| 0.95 | 222.0 | -0.4128 | 0.5368 |
| 0.95 | 234.0 | -0.0848 | 0.4395 |
| 0.95 | 246.0 | 0.1515 | 0.4084 |
| 0.95 | 258.0 | 0.3605 | 0.4783 |
| 0.95 | 270.0 | 0.2018 | 0.3913 |
| 0.95 | 282.0 | 0.6755 | 0.5825 |
Experiment comment: