Measurement E151M805
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1645 | |
| Q2: | 0.0707 GeV2 | |
| W: | 1415.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.939 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | 0.5433 | 0.6063 |
| 0.25 | 66.0 | 0.0927 | 0.42 |
| 0.25 | 282.0 | 0.2976 | 0.6545 |
| 0.25 | 294.0 | 0.1377 | 0.4323 |
| 0.35 | 66.0 | 0.9967 | 0.7279 |
| 0.35 | 78.0 | 0.7646 | 0.9353 |
| 0.35 | 282.0 | -0.501 | 0.5824 |
| 0.35 | 294.0 | 0.376 | 0.6183 |
| 0.35 | 306.0 | -0.2944 | 0.7501 |
| 0.45 | 66.0 | 0.7747 | 0.8102 |
| 0.45 | 78.0 | 0.9047 | 0.761 |
| 0.45 | 90.0 | 0.4906 | 0.8991 |
| 0.45 | 102.0 | -1.3857 | 0.9608 |
| 0.45 | 270.0 | -0.2993 | 0.6821 |
| 0.45 | 282.0 | 1.0611 | 0.5444 |
| 0.45 | 294.0 | -0.3728 | 0.5375 |
| 0.45 | 306.0 | 0.0301 | 0.833 |
| 0.55 | 66.0 | 0.5848 | 0.9236 |
| 0.55 | 78.0 | 0.3838 | 1.0104 |
| 0.55 | 90.0 | 0.4924 | 1.0445 |
| 0.55 | 102.0 | 0.6525 | 0.8914 |
| 0.55 | 114.0 | -0.786 | 0.8871 |
| 0.55 | 126.0 | -1.355 | 0.927 |
| 0.55 | 246.0 | 0.0606 | 0.9276 |
| 0.55 | 258.0 | 0.5196 | 0.8093 |
| 0.55 | 270.0 | -0.6415 | 0.617 |
| 0.55 | 282.0 | 0.3003 | 0.5728 |
| 0.55 | 294.0 | -1.9002 | 0.5603 |
| 0.65 | 66.0 | -0.0565 | 0.8218 |
| 0.65 | 78.0 | -0.1262 | 0.9629 |
| 0.65 | 90.0 | 0.5594 | 0.8672 |
| 0.65 | 102.0 | 0.1023 | 0.8251 |
| 0.65 | 114.0 | 1.0333 | 0.6745 |
| 0.65 | 126.0 | -0.1598 | 0.8446 |
| 0.65 | 138.0 | 1.2388 | 0.9948 |
| 0.65 | 150.0 | 0.2817 | 1.227 |
| 0.65 | 210.0 | 0.4244 | 1.1176 |
| 0.65 | 222.0 | -0.0604 | 0.9342 |
| 0.65 | 234.0 | -0.2175 | 0.6338 |
| 0.65 | 246.0 | 0.2572 | 0.6317 |
| 0.65 | 258.0 | -0.4604 | 0.7424 |
| 0.65 | 270.0 | -1.5874 | 0.6227 |
| 0.65 | 282.0 | 0.0714 | 0.6692 |
| 0.65 | 294.0 | -0.1131 | 0.7851 |
| 0.75 | 90.0 | 1.2318 | 1.1851 |
| 0.75 | 102.0 | 0.3833 | 0.8745 |
| 0.75 | 114.0 | 0.1943 | 0.6503 |
| 0.75 | 126.0 | -0.86 | 0.6827 |
| 0.75 | 138.0 | 0.3589 | 0.8079 |
| 0.75 | 150.0 | 0.6405 | 1.1399 |
| 0.75 | 198.0 | 0.4948 | 1.1831 |
| 0.75 | 210.0 | -0.2553 | 0.8756 |
| 0.75 | 222.0 | 1.5808 | 0.9128 |
| 0.75 | 234.0 | 0.095 | 0.72 |
| 0.75 | 246.0 | 0.415 | 0.6707 |
| 0.75 | 258.0 | -0.8922 | 0.6295 |
| 0.85 | 90.0 | 0.3313 | 1.405 |
| 0.85 | 114.0 | 0.384 | 1.0973 |
| 0.85 | 126.0 | 0.6715 | 0.9598 |
| 0.85 | 138.0 | -0.8136 | 0.9754 |
| 0.85 | 150.0 | -0.9024 | 1.2553 |
| 0.85 | 210.0 | 1.3027 | 1.2593 |
| 0.85 | 222.0 | 0.0462 | 0.8055 |
| 0.85 | 234.0 | -0.4546 | 0.9014 |
| 0.85 | 246.0 | -0.2172 | 0.6576 |
| 0.85 | 258.0 | 0.0997 | 0.8142 |
| 0.85 | 270.0 | -0.5913 | 0.9042 |
| 0.85 | 282.0 | -1.0094 | 0.9898 |
| 0.95 | 210.0 | 7.1367 | 3.3184 |
| 0.95 | 222.0 | 10.3612 | 10.3612 |
| 0.95 | 234.0 | 3.8006 | 2.8444 |
| 0.95 | 246.0 | -1.4903 | 2.2489 |
| 0.95 | 258.0 | -2.709 | 2.4224 |
| 0.25 | 306.0 | 0.2469 | 0.6307 |
| 0.35 | 54.0 | -0.1281 | 0.5948 |
| 0.35 | 66.0 | 0.4629 | 0.4079 |
| 0.35 | 78.0 | 0.6453 | 0.4188 |
| 0.35 | 270.0 | -0.2304 | 0.6133 |
| 0.35 | 282.0 | 0.7271 | 0.4937 |
| 0.35 | 294.0 | -0.3178 | 0.4437 |
| 0.35 | 306.0 | -0.9028 | 0.4613 |
| 0.45 | 66.0 | 0.7685 | 0.4805 |
| 0.45 | 78.0 | 0.2697 | 0.4081 |
| 0.45 | 90.0 | 0.7776 | 0.6004 |
| 0.45 | 270.0 | 0.6825 | 0.5143 |
| 0.45 | 282.0 | 0.4288 | 0.4086 |
| 0.45 | 294.0 | -0.0333 | 0.4305 |
| 0.45 | 306.0 | -0.2282 | 0.6048 |
| 0.55 | 66.0 | -0.0992 | 0.6056 |
| 0.55 | 78.0 | 0.6176 | 0.5082 |
| 0.55 | 90.0 | 0.3608 | 0.5433 |
| 0.55 | 102.0 | -0.5433 | 0.4814 |
| 0.55 | 114.0 | 0.7009 | 0.5821 |
| 0.55 | 126.0 | 0.0506 | 0.5463 |
| 0.55 | 246.0 | 0.7951 | 0.7199 |
| 0.55 | 258.0 | 0.2152 | 0.5782 |
| 0.55 | 270.0 | 0.5453 | 0.4846 |
| 0.55 | 282.0 | -1.0991 | 0.3699 |
| 0.55 | 294.0 | -0.165 | 0.5585 |
| 0.55 | 306.0 | 0.2752 | 0.6655 |
| 0.65 | 66.0 | 0.5693 | 0.573 |
| 0.65 | 78.0 | 0.7113 | 0.6824 |
| 0.65 | 90.0 | 0.2014 | 0.6037 |
| 0.65 | 102.0 | -0.3035 | 0.4372 |
| 0.65 | 114.0 | 0.4288 | 0.5037 |
| 0.65 | 126.0 | 0.2835 | 0.5131 |
| 0.65 | 138.0 | -1.1954 | 0.5134 |
| 0.65 | 150.0 | -1.4108 | 0.6014 |
| 0.65 | 210.0 | 2.0987 | 0.8348 |
| 0.65 | 222.0 | 0.3171 | 0.608 |
| 0.65 | 234.0 | -0.1596 | 0.5113 |
| 0.65 | 246.0 | 0.3157 | 0.5014 |
| 0.65 | 258.0 | 0.2169 | 0.5079 |
| 0.65 | 270.0 | 0.2408 | 0.5045 |
| 0.65 | 282.0 | -0.4276 | 0.4638 |
| 0.65 | 294.0 | 0.0547 | 0.5623 |
| 0.75 | 78.0 | 0.0286 | 0.5204 |
| 0.75 | 102.0 | 0.2711 | 0.4263 |
| 0.75 | 114.0 | -0.8091 | 0.3907 |
| 0.75 | 126.0 | -0.068 | 0.4739 |
| 0.75 | 138.0 | 0.3442 | 0.5665 |
| 0.75 | 150.0 | 0.9498 | 0.7217 |
| 0.75 | 162.0 | 0.853 | 0.8812 |
| 0.75 | 198.0 | -1.2815 | 0.6781 |
| 0.75 | 210.0 | 1.5337 | 0.6881 |
| 0.75 | 222.0 | 0.0771 | 0.5113 |
| 0.75 | 234.0 | 0.8128 | 0.5002 |
| 0.75 | 246.0 | -0.2488 | 0.4489 |
| 0.75 | 258.0 | -0.2256 | 0.5004 |
| 0.75 | 270.0 | -0.5572 | 0.5421 |
| 0.75 | 282.0 | -0.8307 | 0.4832 |
| 0.75 | 294.0 | -0.2728 | 0.6637 |
| 0.85 | 90.0 | -1.4293 | 0.524 |
| 0.85 | 102.0 | 0.13 | 0.7168 |
| 0.85 | 114.0 | -0.3149 | 0.5576 |
| 0.85 | 126.0 | -0.2024 | 0.5952 |
| 0.85 | 138.0 | 0.2828 | 0.6862 |
| 0.85 | 150.0 | 0.7999 | 0.7656 |
| 0.85 | 210.0 | 0.6837 | 0.66 |
| 0.85 | 222.0 | 0.6992 | 0.619 |
| 0.85 | 234.0 | 0.167 | 0.4838 |
| 0.85 | 246.0 | -0.3741 | 0.4555 |
| 0.85 | 258.0 | -0.2058 | 0.4956 |
| 0.85 | 270.0 | 0.0826 | 0.4993 |
| 0.85 | 282.0 | -0.6491 | 0.6769 |
| 0.95 | 102.0 | -1.4834 | 0.9932 |
| 0.95 | 210.0 | 1.4859 | 1.4294 |
| 0.95 | 222.0 | -0.0552 | 1.0563 |
| 0.95 | 234.0 | 1.6296 | 1.1069 |
| 0.95 | 246.0 | 0.7861 | 1.0622 |
| 0.95 | 258.0 | 0.9127 | 0.9337 |
Experiment comment: