Measurement E151M239
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1995 | |
| Q2: | 0.0348 GeV2 | |
| W: | 1265.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.9268 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.15 | 42.0 | 0.4351 | 0.3754 |
| 0.15 | 54.0 | -0.6754 | 0.4932 |
| 0.25 | 30.0 | 1.0573 | 0.497 |
| 0.25 | 42.0 | 0.406 | 0.4024 |
| 0.25 | 54.0 | 0.0861 | 0.5162 |
| 0.35 | 30.0 | 0.2754 | 0.4048 |
| 0.35 | 42.0 | -0.2585 | 0.5056 |
| 0.35 | 54.0 | -0.1061 | 0.5404 |
| 0.45 | 42.0 | -0.4304 | 0.4483 |
| 0.45 | 270.0 | -0.9165 | 0.3188 |
| 0.55 | 246.0 | -0.4811 | 0.3205 |
| 0.55 | 258.0 | 0.367 | 0.3112 |
| 0.55 | 270.0 | 0.1562 | 0.3452 |
| 0.55 | 282.0 | -0.2337 | 0.393 |
| 0.65 | 138.0 | 0.3629 | 0.5279 |
| 0.65 | 222.0 | -0.2888 | 0.5116 |
| 0.65 | 234.0 | 0.1456 | 0.3971 |
| 0.65 | 246.0 | 0.4678 | 0.2495 |
| 0.65 | 258.0 | -0.1688 | 0.2401 |
| 0.65 | 270.0 | -0.1913 | 0.2633 |
| 0.65 | 282.0 | -0.0385 | 0.3718 |
| 0.75 | 126.0 | 0.4389 | 0.4286 |
| 0.75 | 138.0 | -0.3329 | 0.324 |
| 0.75 | 150.0 | -0.2418 | 0.3437 |
| 0.75 | 162.0 | 0.559 | 0.3992 |
| 0.75 | 174.0 | -0.5681 | 0.4367 |
| 0.75 | 186.0 | -0.2645 | 0.4715 |
| 0.75 | 222.0 | -0.0489 | 0.3683 |
| 0.75 | 234.0 | -0.1818 | 0.3265 |
| 0.75 | 246.0 | -0.5095 | 0.2234 |
| 0.75 | 258.0 | -0.3367 | 0.217 |
| 0.75 | 270.0 | -0.306 | 0.2548 |
| 0.75 | 282.0 | 0.5665 | 0.3345 |
| 0.85 | 114.0 | -0.1185 | 0.471 |
| 0.85 | 126.0 | 0.0639 | 0.3658 |
| 0.85 | 138.0 | -0.1336 | 0.3134 |
| 0.85 | 150.0 | 0.6602 | 0.2947 |
| 0.85 | 162.0 | 0.5277 | 0.3299 |
| 0.85 | 174.0 | -0.6539 | 0.3266 |
| 0.85 | 186.0 | 0.384 | 0.4849 |
| 0.85 | 198.0 | -0.2015 | 0.3691 |
| 0.85 | 210.0 | -0.3464 | 0.3888 |
| 0.85 | 222.0 | 0.0322 | 0.3726 |
| 0.85 | 234.0 | 0.3775 | 0.3127 |
| 0.85 | 246.0 | 0.4157 | 0.2729 |
| 0.85 | 258.0 | -0.3301 | 0.2272 |
| 0.85 | 270.0 | 0.3171 | 0.2561 |
| 0.85 | 282.0 | -0.4004 | 0.4043 |
| 0.95 | 150.0 | 0.3456 | 0.4105 |
| 0.95 | 162.0 | 0.666 | 0.4506 |
| 0.95 | 174.0 | 0.018 | 0.414 |
| 0.95 | 186.0 | -0.1377 | 0.3981 |
| 0.95 | 246.0 | 0.2637 | 0.4067 |
| 0.95 | 258.0 | 0.1354 | 0.404 |
| 0.05 | 42.0 | 0.8081 | 0.9464 |
| 0.15 | 42.0 | -1.4082 | 0.2582 |
| 0.15 | 54.0 | -1.0402 | 0.4761 |
| 0.25 | 42.0 | -0.1524 | 0.6932 |
| 0.25 | 54.0 | 0.9546 | 0.9358 |
| 0.35 | 30.0 | 0.778 | 0.7566 |
| 0.35 | 42.0 | 0.729 | 0.7852 |
| 0.45 | 42.0 | 0.5488 | 0.799 |
| 0.45 | 270.0 | 0.47 | 0.7283 |
| 0.45 | 282.0 | -0.6421 | 0.5076 |
| 0.55 | 246.0 | -0.2874 | 0.472 |
| 0.55 | 258.0 | -0.2407 | 0.443 |
| 0.55 | 270.0 | 0.4058 | 0.5158 |
| 0.55 | 282.0 | 1.2778 | 0.6155 |
| 0.65 | 138.0 | 2.006 | 2.006 |
| 0.65 | 150.0 | -0.8222 | 0.56 |
| 0.65 | 222.0 | -0.0606 | 0.757 |
| 0.65 | 234.0 | -0.1086 | 0.5228 |
| 0.65 | 246.0 | -0.5853 | 0.3152 |
| 0.65 | 258.0 | -0.4757 | 0.2985 |
| 0.65 | 270.0 | -0.2793 | 0.3281 |
| 0.65 | 282.0 | 0.0483 | 0.4607 |
| 0.75 | 114.0 | -1.3501 | 0.3461 |
| 0.75 | 126.0 | 1.9357 | 1.9357 |
| 0.75 | 138.0 | 1.8214 | 0.6736 |
| 0.75 | 150.0 | 3.0062 | 3.0062 |
| 0.75 | 162.0 | -0.33 | 0.6016 |
| 0.75 | 174.0 | 1.0475 | 0.8819 |
| 0.75 | 210.0 | 0.141 | 0.7653 |
| 0.75 | 222.0 | -0.2614 | 0.4788 |
| 0.75 | 234.0 | 0.0618 | 0.4554 |
| 0.75 | 246.0 | 0.2365 | 0.4226 |
| 0.75 | 258.0 | -0.1055 | 0.3215 |
| 0.75 | 270.0 | 0.4063 | 0.3946 |
| 0.75 | 282.0 | 0.5867 | 0.5487 |
| 0.85 | 114.0 | 0.3284 | 0.8007 |
| 0.85 | 126.0 | 1.1259 | 0.7109 |
| 0.85 | 138.0 | 0.0439 | 0.4872 |
| 0.85 | 150.0 | 0.9465 | 0.6337 |
| 0.85 | 162.0 | 0.0401 | 0.4503 |
| 0.85 | 174.0 | -0.0302 | 0.5065 |
| 0.85 | 186.0 | -0.1353 | 0.5312 |
| 0.85 | 198.0 | -0.1719 | 0.5213 |
| 0.85 | 210.0 | 0.7893 | 0.8484 |
| 0.85 | 222.0 | 0.6257 | 0.6153 |
| 0.85 | 234.0 | -0.3741 | 0.4194 |
| 0.85 | 246.0 | 0.651 | 0.4843 |
| 0.85 | 258.0 | 0.8471 | 0.4606 |
| 0.85 | 270.0 | 0.3939 | 0.4022 |
| 0.85 | 282.0 | 0.9262 | 0.77 |
| 0.95 | 138.0 | 0.6482 | 0.8141 |
| 0.95 | 150.0 | 0.6032 | 0.6702 |
| 0.95 | 246.0 | -0.0079 | 0.6163 |
Experiment comment: