Measurement E151M1085
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1057 | |
| Q2: | 0.101 GeV2 | |
| W: | 1595.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9258 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | -0.0198 | 0.7533 |
| 0.25 | 66.0 | -0.3358 | 0.6671 |
| 0.25 | 78.0 | 0.1174 | 0.8033 |
| 0.25 | 270.0 | 2.2582 | 0.9027 |
| 0.25 | 282.0 | 1.0611 | 0.8955 |
| 0.35 | 66.0 | 0.6187 | 0.6929 |
| 0.35 | 78.0 | 0.1419 | 0.6233 |
| 0.35 | 114.0 | -1.4347 | 0.6626 |
| 0.35 | 258.0 | 0.1822 | 0.7347 |
| 0.35 | 270.0 | 0.9512 | 0.6835 |
| 0.35 | 282.0 | -0.2576 | 0.5337 |
| 0.35 | 294.0 | -0.2543 | 0.6467 |
| 0.45 | 66.0 | -0.6225 | 0.6219 |
| 0.45 | 78.0 | -0.377 | 0.7555 |
| 0.45 | 90.0 | -1.0506 | 0.693 |
| 0.45 | 102.0 | -1.3284 | 0.6767 |
| 0.45 | 114.0 | -1.1149 | 0.5322 |
| 0.45 | 126.0 | -1.5786 | 0.5197 |
| 0.45 | 138.0 | -1.0405 | 0.8051 |
| 0.45 | 258.0 | 0.3631 | 0.6679 |
| 0.45 | 270.0 | 0.1775 | 0.5477 |
| 0.45 | 282.0 | 0.6219 | 0.5998 |
| 0.45 | 294.0 | -0.0856 | 0.6022 |
| 0.55 | 66.0 | 0.0923 | 0.7183 |
| 0.55 | 90.0 | -0.8132 | 0.6277 |
| 0.55 | 102.0 | -0.1114 | 0.6881 |
| 0.55 | 114.0 | -0.23 | 0.5295 |
| 0.55 | 126.0 | -0.927 | 0.4743 |
| 0.55 | 138.0 | -2.3623 | 0.4255 |
| 0.55 | 198.0 | -0.9338 | 0.8179 |
| 0.55 | 210.0 | 1.4885 | 0.9239 |
| 0.55 | 222.0 | 0.1858 | 0.6937 |
| 0.55 | 234.0 | -0.0521 | 0.7963 |
| 0.55 | 246.0 | 0.6526 | 0.7974 |
| 0.55 | 258.0 | -0.1686 | 0.5445 |
| 0.55 | 270.0 | 0.5372 | 0.5224 |
| 0.55 | 282.0 | 1.4532 | 0.606 |
| 0.65 | 54.0 | 0.3081 | 0.7549 |
| 0.65 | 66.0 | 0.0352 | 0.809 |
| 0.65 | 90.0 | 0.5222 | 0.6741 |
| 0.65 | 102.0 | -0.4481 | 0.4465 |
| 0.65 | 114.0 | -1.1145 | 0.3665 |
| 0.65 | 126.0 | -0.6888 | 0.5086 |
| 0.65 | 138.0 | -0.7059 | 0.5637 |
| 0.65 | 174.0 | 1.0444 | 0.9957 |
| 0.65 | 186.0 | 0.6901 | 0.9453 |
| 0.65 | 198.0 | 0.1148 | 0.8514 |
| 0.65 | 210.0 | 0.1553 | 0.6553 |
| 0.65 | 222.0 | 1.4688 | 0.6728 |
| 0.65 | 234.0 | 1.4 | 0.701 |
| 0.65 | 246.0 | 0.9733 | 0.823 |
| 0.65 | 258.0 | 0.494 | 0.6404 |
| 0.65 | 270.0 | 0.208 | 0.6646 |
| 0.65 | 282.0 | 2.0288 | 0.8197 |
| 0.65 | 294.0 | -0.9026 | 0.4118 |
| 0.65 | 306.0 | -0.4509 | 0.7508 |
| 0.75 | 66.0 | 0.0011 | 0.8577 |
| 0.75 | 78.0 | 0.7549 | 0.8431 |
| 0.75 | 90.0 | 0.748 | 0.719 |
| 0.75 | 102.0 | -0.5864 | 0.4843 |
| 0.75 | 114.0 | -0.576 | 0.4228 |
| 0.75 | 126.0 | -0.9234 | 0.3749 |
| 0.75 | 138.0 | -0.9766 | 0.4678 |
| 0.75 | 150.0 | 0.2936 | 0.7703 |
| 0.75 | 162.0 | -1.3662 | 0.7298 |
| 0.75 | 174.0 | -0.7788 | 0.6565 |
| 0.75 | 186.0 | -0.0484 | 0.6356 |
| 0.75 | 198.0 | 0.34 | 0.5485 |
| 0.75 | 210.0 | 0.7539 | 0.5711 |
| 0.75 | 222.0 | 0.72 | 0.5006 |
| 0.75 | 234.0 | 0.4165 | 0.4962 |
| 0.75 | 246.0 | -0.5291 | 0.4725 |
| 0.75 | 258.0 | -1.2973 | 0.591 |
| 0.75 | 270.0 | 0.2166 | 0.7038 |
| 0.75 | 282.0 | -0.2891 | 0.4586 |
| 0.75 | 294.0 | -0.3543 | 0.4341 |
| 0.85 | 78.0 | 0.6377 | 0.6251 |
| 0.85 | 90.0 | 0.551 | 0.4365 |
| 0.85 | 102.0 | 0.3829 | 0.5569 |
| 0.85 | 114.0 | -1.1795 | 0.5107 |
| 0.85 | 126.0 | -0.2807 | 0.7028 |
| 0.85 | 138.0 | -0.8038 | 0.6914 |
| 0.85 | 150.0 | -0.7739 | 0.8668 |
| 0.85 | 162.0 | 0.3415 | 0.8869 |
| 0.85 | 174.0 | 0.138 | 0.683 |
| 0.85 | 186.0 | 0.1191 | 0.764 |
| 0.85 | 198.0 | 0.3014 | 0.5344 |
| 0.85 | 210.0 | 0.814 | 0.5506 |
| 0.85 | 222.0 | 0.303 | 0.4541 |
| 0.85 | 234.0 | 0.321 | 0.4333 |
| 0.85 | 246.0 | 0.7151 | 0.5596 |
| 0.85 | 258.0 | 0.4749 | 0.6285 |
| 0.85 | 270.0 | 1.2896 | 0.751 |
| 0.85 | 282.0 | 0.4944 | 0.6543 |
| 0.95 | 90.0 | 1.0244 | 0.7608 |
| 0.95 | 102.0 | -0.0559 | 0.5228 |
| 0.95 | 114.0 | 0.8478 | 0.8449 |
| 0.95 | 126.0 | -1.4202 | 0.5764 |
| 0.95 | 186.0 | -0.6169 | 0.8223 |
| 0.95 | 198.0 | 1.2987 | 0.6712 |
| 0.95 | 210.0 | 1.1004 | 0.6777 |
| 0.95 | 222.0 | -0.3142 | 0.4215 |
| 0.95 | 234.0 | 0.0325 | 0.4868 |
| 0.95 | 246.0 | 0.0695 | 0.4944 |
| 0.95 | 258.0 | 1.0404 | 0.5309 |
| 0.95 | 270.0 | 1.5841 | 0.9216 |
Experiment comment: