Measurement E151M550
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1884 | |
| Q2: | 0.0707 GeV2 | |
| W: | 1385.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9294 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.15 | 30.0 | 0.777 | 0.7948 |
| 0.15 | 66.0 | 1.1178 | 0.679 |
| 0.15 | 294.0 | -0.8658 | 0.5535 |
| 0.25 | 54.0 | 1.3168 | 0.8015 |
| 0.25 | 66.0 | -0.1648 | 0.5168 |
| 0.25 | 78.0 | 0.1353 | 0.6374 |
| 0.25 | 282.0 | -0.4698 | 0.4762 |
| 0.25 | 294.0 | 0.3498 | 0.4912 |
| 0.25 | 306.0 | -0.764 | 0.4374 |
| 0.35 | 66.0 | -0.4345 | 0.3626 |
| 0.35 | 78.0 | 0.1293 | 0.4118 |
| 0.35 | 90.0 | -0.027 | 0.6022 |
| 0.35 | 282.0 | -0.6437 | 0.3691 |
| 0.35 | 294.0 | 0.0236 | 0.3997 |
| 0.35 | 306.0 | -0.3186 | 0.4906 |
| 0.45 | 66.0 | 0.3529 | 0.4541 |
| 0.45 | 78.0 | 0.7482 | 0.3615 |
| 0.45 | 90.0 | 0.4637 | 0.5094 |
| 0.45 | 270.0 | 0.5809 | 0.6115 |
| 0.45 | 282.0 | 0.4285 | 0.3727 |
| 0.45 | 294.0 | 0.2623 | 0.3903 |
| 0.45 | 306.0 | -0.1137 | 0.5321 |
| 0.55 | 66.0 | -0.3194 | 0.478 |
| 0.55 | 78.0 | 0.0349 | 0.4797 |
| 0.55 | 90.0 | 0.3763 | 0.4582 |
| 0.55 | 102.0 | 0.5383 | 0.609 |
| 0.55 | 114.0 | -0.9309 | 0.5847 |
| 0.55 | 246.0 | 0.1017 | 0.6577 |
| 0.55 | 258.0 | 0.0973 | 0.5544 |
| 0.55 | 270.0 | 0.1647 | 0.5013 |
| 0.55 | 282.0 | 0.055 | 0.3889 |
| 0.55 | 294.0 | -0.0047 | 0.4256 |
| 0.55 | 306.0 | 0.4227 | 0.6759 |
| 0.65 | 66.0 | -0.3862 | 0.4511 |
| 0.65 | 78.0 | 0.0321 | 0.4297 |
| 0.65 | 90.0 | -0.02 | 0.4586 |
| 0.65 | 102.0 | -0.3458 | 0.403 |
| 0.65 | 114.0 | 0.4764 | 0.42 |
| 0.65 | 126.0 | -0.3786 | 0.3629 |
| 0.65 | 138.0 | 0.5974 | 0.5472 |
| 0.65 | 150.0 | -0.5687 | 0.5818 |
| 0.65 | 222.0 | 1.3563 | 0.6581 |
| 0.65 | 234.0 | -0.0193 | 0.4346 |
| 0.65 | 246.0 | -0.167 | 0.3872 |
| 0.65 | 258.0 | 0.5874 | 0.4502 |
| 0.65 | 270.0 | 0.6448 | 0.4621 |
| 0.65 | 282.0 | 0.554 | 0.5116 |
| 0.65 | 294.0 | 0.7544 | 0.5424 |
| 0.75 | 78.0 | 0.4948 | 0.6018 |
| 0.75 | 90.0 | 0.1581 | 0.57 |
| 0.75 | 102.0 | 0.1259 | 0.4026 |
| 0.75 | 114.0 | 0.1964 | 0.3749 |
| 0.75 | 126.0 | -0.2889 | 0.3501 |
| 0.75 | 138.0 | 0.5229 | 0.4159 |
| 0.75 | 150.0 | 0.0097 | 0.5449 |
| 0.75 | 198.0 | 0.048 | 0.6363 |
| 0.75 | 210.0 | 0.307 | 0.4966 |
| 0.75 | 222.0 | 0.926 | 0.4947 |
| 0.75 | 234.0 | 0.4324 | 0.3542 |
| 0.75 | 246.0 | -0.2741 | 0.286 |
| 0.75 | 258.0 | 0.7873 | 0.3809 |
| 0.75 | 270.0 | 0.1353 | 0.4217 |
| 0.75 | 282.0 | -0.3433 | 0.6886 |
| 0.75 | 294.0 | 0.3373 | 0.7284 |
| 0.85 | 90.0 | -1.2665 | 0.4483 |
| 0.85 | 102.0 | 0.0287 | 0.4927 |
| 0.85 | 114.0 | 0.0141 | 0.3517 |
| 0.85 | 126.0 | -0.7008 | 0.3227 |
| 0.85 | 138.0 | -0.6535 | 0.3223 |
| 0.85 | 150.0 | -0.2159 | 0.4373 |
| 0.85 | 162.0 | 0.4707 | 0.6368 |
| 0.85 | 198.0 | 1.679 | 0.6336 |
| 0.85 | 210.0 | 0.0339 | 0.5207 |
| 0.85 | 222.0 | 0.2151 | 0.3975 |
| 0.85 | 234.0 | -0.349 | 0.3402 |
| 0.85 | 246.0 | 0.4936 | 0.3416 |
| 0.85 | 258.0 | -0.1974 | 0.295 |
| 0.85 | 270.0 | 1.0983 | 0.405 |
| 0.85 | 282.0 | 0.0116 | 0.5856 |
| 0.95 | 102.0 | -0.019 | 0.5553 |
| 0.95 | 126.0 | -0.066 | 0.5533 |
| 0.95 | 138.0 | -0.151 | 0.5938 |
| 0.95 | 210.0 | 0.5317 | 0.6509 |
| 0.95 | 222.0 | -0.0975 | 0.4481 |
| 0.95 | 234.0 | 0.1626 | 0.4154 |
| 0.95 | 246.0 | 1.8548 | 1.8548 |
| 0.95 | 258.0 | -0.1778 | 0.3943 |
| 0.95 | 270.0 | 1.5733 | 0.8567 |
Experiment comment: