Measurement E151M768
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.3561 | |
| Q2: | 0.101 GeV2 | |
| W: | 1325.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9546 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.15 | 66.0 | -1.9464 | 1.0561 |
| 0.15 | 294.0 | -0.2209 | 0.5218 |
| 0.15 | 306.0 | -0.2329 | 0.3678 |
| 0.25 | 66.0 | 0.8179 | 0.3883 |
| 0.25 | 78.0 | 1.7388 | 1.5033 |
| 0.25 | 294.0 | 1.0529 | 0.4165 |
| 0.25 | 306.0 | -0.3369 | 0.3514 |
| 0.35 | 66.0 | -0.1691 | 0.3062 |
| 0.35 | 78.0 | 0.1196 | 0.3771 |
| 0.35 | 282.0 | 0.1907 | 0.5579 |
| 0.35 | 294.0 | 0.7904 | 0.3629 |
| 0.45 | 66.0 | -0.3203 | 0.4184 |
| 0.45 | 78.0 | 0.2907 | 0.4131 |
| 0.45 | 282.0 | 0.032 | 0.4843 |
| 0.45 | 294.0 | -0.1029 | 0.3907 |
| 0.55 | 66.0 | 0.1868 | 0.413 |
| 0.55 | 78.0 | 0.2392 | 0.4399 |
| 0.55 | 90.0 | -0.5005 | 0.4997 |
| 0.55 | 258.0 | -1.0193 | 0.4739 |
| 0.55 | 270.0 | -0.1855 | 0.5414 |
| 0.55 | 282.0 | -0.4305 | 0.4642 |
| 0.65 | 90.0 | -0.4929 | 0.5098 |
| 0.65 | 114.0 | 0.3187 | 0.5841 |
| 0.65 | 246.0 | -0.3531 | 0.4351 |
| 0.65 | 258.0 | 0.0021 | 0.4315 |
| 0.65 | 270.0 | -0.8923 | 0.3623 |
| 0.65 | 282.0 | -0.3453 | 0.4223 |
| 0.75 | 90.0 | 1.6967 | 0.4794 |
| 0.75 | 102.0 | 0.5199 | 0.4272 |
| 0.75 | 114.0 | 0.1979 | 0.3959 |
| 0.75 | 126.0 | -0.9178 | 0.3857 |
| 0.75 | 222.0 | -0.0671 | 0.6519 |
| 0.75 | 234.0 | 0.3196 | 0.5181 |
| 0.75 | 246.0 | 0.3844 | 0.4573 |
| 0.75 | 258.0 | 0.0512 | 0.3644 |
| 0.75 | 270.0 | 0.6837 | 0.4018 |
| 0.75 | 282.0 | -0.3414 | 0.4696 |
| 0.85 | 90.0 | 2.0469 | 0.5527 |
| 0.85 | 102.0 | -0.3952 | 0.4189 |
| 0.85 | 114.0 | -0.0498 | 0.3657 |
| 0.85 | 126.0 | 0.079 | 0.4388 |
| 0.85 | 138.0 | 0.4164 | 0.5385 |
| 0.85 | 150.0 | 0.4203 | 0.6008 |
| 0.85 | 162.0 | 0.5748 | 0.6097 |
| 0.85 | 174.0 | 0.0314 | 0.7032 |
| 0.85 | 222.0 | -0.0922 | 0.5155 |
| 0.85 | 234.0 | 0.0069 | 0.3812 |
| 0.85 | 246.0 | -0.4453 | 0.3549 |
| 0.85 | 258.0 | 0.4377 | 0.3733 |
| 0.85 | 270.0 | -0.1981 | 0.3587 |
| 0.85 | 282.0 | 0.2005 | 0.4564 |
| 0.95 | 102.0 | 1.2637 | 0.9857 |
| 0.95 | 114.0 | 1.4858 | 0.8074 |
| 0.95 | 126.0 | 1.117 | 0.8198 |
| 0.95 | 138.0 | 1.9151 | 0.8819 |
| 0.95 | 150.0 | -0.1413 | 1.0106 |
| 0.95 | 162.0 | 0.4965 | 1.1958 |
| 0.95 | 186.0 | -1.4345 | 1.0102 |
| 0.95 | 210.0 | -0.0828 | 0.9189 |
| 0.95 | 222.0 | 0.4455 | 0.9162 |
| 0.95 | 234.0 | -0.6472 | 0.7879 |
| 0.95 | 246.0 | 0.1282 | 1.0027 |
| 0.95 | 258.0 | 0.7283 | 0.7217 |
| 0.95 | 270.0 | 0.8517 | 0.6665 |
| 0.35 | 306.0 | -0.8954 | 0.9387 |
| 0.45 | 66.0 | 0.084 | 0.9704 |
| 0.45 | 78.0 | -0.5452 | 1.1487 |
| 0.45 | 294.0 | -0.4302 | 0.9663 |
| 0.55 | 66.0 | -1.6641 | 0.978 |
| 0.55 | 78.0 | -0.06 | 1.1897 |
| 0.55 | 270.0 | -0.9969 | 1.0289 |
| 0.55 | 282.0 | -0.7871 | 0.9756 |
| 0.65 | 66.0 | 1.0208 | 1.4773 |
| 0.65 | 78.0 | 0.343 | 1.3694 |
| 0.65 | 90.0 | -2.6713 | 1.1103 |
| 0.65 | 102.0 | 1.7117 | 1.3368 |
| 0.65 | 114.0 | -2.1511 | 1.0471 |
| 0.65 | 246.0 | -1.2399 | 0.9946 |
| 0.65 | 258.0 | -0.4353 | 0.9375 |
| 0.65 | 270.0 | 0.0924 | 0.9125 |
| 0.65 | 282.0 | 2.0707 | 0.9981 |
| 0.75 | 90.0 | -0.213 | 1.3131 |
| 0.75 | 102.0 | -0.0833 | 1.0897 |
| 0.75 | 114.0 | 0.2315 | 0.9862 |
| 0.75 | 126.0 | 1.1447 | 1.1476 |
| 0.75 | 222.0 | -1.4745 | 1.2076 |
| 0.75 | 234.0 | 0.8227 | 1.0566 |
| 0.75 | 246.0 | 0.8928 | 0.9548 |
| 0.75 | 258.0 | -0.8566 | 0.6961 |
| 0.75 | 270.0 | -0.723 | 0.7604 |
| 0.75 | 282.0 | 0.0701 | 1.131 |
| 0.75 | 294.0 | 0.3371 | 1.278 |
| 0.85 | 90.0 | 0.608 | 1.4765 |
| 0.85 | 102.0 | 1.0844 | 1.078 |
| 0.85 | 114.0 | 0.2054 | 1.2068 |
| 0.85 | 126.0 | 1.0818 | 1.1266 |
| 0.85 | 138.0 | 1.6583 | 1.3343 |
| 0.85 | 150.0 | -1.9758 | 1.2897 |
| 0.85 | 210.0 | -1.9889 | 1.3881 |
| 0.85 | 222.0 | -1.0205 | 1.4043 |
| 0.85 | 234.0 | -0.9629 | 0.9811 |
| 0.85 | 246.0 | -0.3176 | 0.8554 |
| 0.85 | 258.0 | -0.8092 | 0.7948 |
| 0.85 | 270.0 | -0.2988 | 0.863 |
| 0.85 | 282.0 | -0.1962 | 1.0357 |
| 0.95 | 102.0 | 2.4595 | 4.993 |
| 0.95 | 114.0 | 10.069 | 5.3306 |
| 0.95 | 126.0 | 2.4313 | 4.3161 |
| 0.95 | 138.0 | 8.6305 | 4.4319 |
| 0.95 | 150.0 | -1.6401 | 4.0424 |
| 0.95 | 222.0 | -3.7986 | 3.5797 |
| 0.95 | 234.0 | 5.8897 | 3.6573 |
| 0.95 | 246.0 | 3.0358 | 3.1072 |
| 0.95 | 258.0 | 7.2566 | 3.281 |
| 0.95 | 270.0 | 1.5315 | 3.0972 |
| 0.95 | 282.0 | 1.4328 | 3.7477 |
Experiment comment: