Measurement E151M1090
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.2133 | |
| Q2: | 0.2445 GeV2 | |
| W: | 1595.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.902 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 282.0 | 0.4132 | 0.8834 |
| 0.35 | 102.0 | 2.9763 | 2.9763 |
| 0.35 | 270.0 | 1.0955 | 0.9811 |
| 0.35 | 282.0 | 0.6821 | 0.8103 |
| 0.35 | 294.0 | 0.18 | 0.7808 |
| 0.45 | 102.0 | 1.137 | 1.0502 |
| 0.45 | 114.0 | 0.1373 | 0.8941 |
| 0.45 | 270.0 | -0.1345 | 0.7932 |
| 0.45 | 282.0 | 1.107 | 0.8259 |
| 0.55 | 90.0 | -0.2152 | 0.7164 |
| 0.55 | 102.0 | 0.8387 | 0.7711 |
| 0.55 | 114.0 | -0.8766 | 0.5946 |
| 0.55 | 126.0 | -0.1066 | 0.8059 |
| 0.55 | 270.0 | -0.686 | 0.7398 |
| 0.55 | 306.0 | -0.6121 | 0.6984 |
| 0.65 | 90.0 | 0.4083 | 0.6488 |
| 0.65 | 102.0 | -0.0312 | 0.5701 |
| 0.65 | 114.0 | -0.6944 | 0.5674 |
| 0.65 | 126.0 | -1.1742 | 0.5706 |
| 0.65 | 138.0 | 0.0012 | 0.8695 |
| 0.65 | 198.0 | 2.7181 | 0.976 |
| 0.65 | 234.0 | 0.7593 | 0.8455 |
| 0.65 | 246.0 | 0.4127 | 0.86 |
| 0.65 | 270.0 | -0.3476 | 0.7074 |
| 0.65 | 294.0 | -0.7216 | 0.5268 |
| 0.65 | 306.0 | 0.0818 | 0.6097 |
| 0.75 | 66.0 | 0.0915 | 0.7528 |
| 0.75 | 78.0 | -0.7949 | 0.6257 |
| 0.75 | 90.0 | -0.5939 | 0.7732 |
| 0.75 | 102.0 | -1.1021 | 0.4609 |
| 0.75 | 114.0 | -0.7204 | 0.4638 |
| 0.75 | 126.0 | 0.2623 | 0.7091 |
| 0.75 | 138.0 | -1.501 | 0.5134 |
| 0.75 | 186.0 | -0.404 | 0.7996 |
| 0.75 | 198.0 | 0.4282 | 0.7439 |
| 0.75 | 210.0 | 1.1881 | 0.7298 |
| 0.75 | 222.0 | 0.9463 | 0.7058 |
| 0.75 | 234.0 | 0.276 | 0.5914 |
| 0.75 | 246.0 | -0.0182 | 0.5923 |
| 0.75 | 258.0 | 0.2899 | 0.7382 |
| 0.75 | 294.0 | -0.3222 | 0.7598 |
| 0.85 | 66.0 | -0.8687 | 0.4552 |
| 0.85 | 78.0 | 0.0063 | 0.4917 |
| 0.85 | 90.0 | -0.0301 | 0.5761 |
| 0.85 | 102.0 | -0.7928 | 0.6402 |
| 0.85 | 114.0 | -0.1315 | 0.6973 |
| 0.85 | 126.0 | 0.0237 | 0.6826 |
| 0.85 | 138.0 | -1.1314 | 0.6747 |
| 0.85 | 174.0 | -0.3716 | 0.8857 |
| 0.85 | 186.0 | 0.5062 | 0.7065 |
| 0.85 | 198.0 | 1.1763 | 0.8153 |
| 0.85 | 210.0 | 1.5603 | 0.6774 |
| 0.85 | 222.0 | 0.0347 | 0.5468 |
| 0.85 | 234.0 | 0.1529 | 0.5069 |
| 0.85 | 246.0 | 0.8182 | 0.497 |
| 0.85 | 258.0 | -0.52 | 0.4801 |
| 0.85 | 270.0 | 1.2792 | 0.7811 |
| 0.85 | 282.0 | -0.3966 | 0.6587 |
| 0.95 | 66.0 | -0.2247 | 0.6635 |
| 0.95 | 78.0 | -0.9003 | 0.5767 |
| 0.95 | 90.0 | -0.3402 | 0.5695 |
| 0.95 | 102.0 | 0.3725 | 0.9171 |
| 0.95 | 174.0 | 0.9823 | 0.983 |
| 0.95 | 186.0 | 2.1987 | 0.9941 |
| 0.95 | 198.0 | -0.3072 | 0.7797 |
| 0.95 | 210.0 | 1.4526 | 0.7121 |
| 0.95 | 222.0 | -0.6878 | 0.5104 |
| 0.95 | 234.0 | 0.7073 | 0.5974 |
| 0.95 | 246.0 | 0.0997 | 0.4956 |
| 0.95 | 258.0 | -0.1389 | 0.4426 |
| 0.95 | 270.0 | 1.0058 | 0.5583 |
| 0.95 | 282.0 | 0.0691 | 0.4603 |
| 0.95 | 294.0 | 0.1315 | 0.4917 |
| 0.95 | 306.0 | 1.5214 | 0.6712 |
Experiment comment: