Measurement E151M804
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1408 | |
| Q2: | 0.0593 GeV2 | |
| W: | 1415.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9416 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | 0.0944 | 0.5393 |
| 0.25 | 66.0 | 0.2983 | 0.4016 |
| 0.25 | 78.0 | 0.2323 | 0.5681 |
| 0.25 | 282.0 | -1.5754 | 0.4469 |
| 0.25 | 294.0 | 0.1197 | 0.4145 |
| 0.25 | 306.0 | -0.0468 | 0.4959 |
| 0.35 | 66.0 | 0.3972 | 0.3456 |
| 0.35 | 78.0 | -0.8348 | 0.3275 |
| 0.35 | 270.0 | 0.2445 | 0.4933 |
| 0.35 | 282.0 | -0.7108 | 0.3023 |
| 0.35 | 294.0 | -0.2677 | 0.3309 |
| 0.35 | 306.0 | 0.0742 | 0.4458 |
| 0.45 | 66.0 | -0.2623 | 0.3246 |
| 0.45 | 78.0 | 0.4058 | 0.3248 |
| 0.45 | 90.0 | -0.3933 | 0.4499 |
| 0.45 | 270.0 | -0.0562 | 0.3733 |
| 0.45 | 282.0 | 0.2427 | 0.3293 |
| 0.45 | 294.0 | -0.2344 | 0.2756 |
| 0.45 | 306.0 | -0.3888 | 0.423 |
| 0.55 | 66.0 | -0.2889 | 0.374 |
| 0.55 | 78.0 | 0.338 | 0.379 |
| 0.55 | 90.0 | 0.7643 | 0.4602 |
| 0.55 | 102.0 | 0.2941 | 0.5079 |
| 0.55 | 114.0 | -0.7952 | 0.4561 |
| 0.55 | 126.0 | -0.2233 | 0.5357 |
| 0.55 | 234.0 | 0.9886 | 0.6191 |
| 0.55 | 246.0 | 0.5869 | 0.7359 |
| 0.55 | 258.0 | 0.2534 | 0.4448 |
| 0.55 | 270.0 | 0.4224 | 0.3577 |
| 0.55 | 282.0 | 0.5066 | 0.3437 |
| 0.55 | 294.0 | -0.3097 | 0.3716 |
| 0.65 | 66.0 | 0.4739 | 0.5016 |
| 0.65 | 78.0 | 0.1291 | 0.4439 |
| 0.65 | 90.0 | -0.7832 | 0.4366 |
| 0.65 | 102.0 | 0.6333 | 0.4867 |
| 0.65 | 114.0 | 0.3872 | 0.41 |
| 0.65 | 126.0 | 0.5642 | 0.3925 |
| 0.65 | 138.0 | -0.9354 | 0.4705 |
| 0.65 | 150.0 | -0.5873 | 0.6069 |
| 0.65 | 198.0 | -0.4963 | 0.7851 |
| 0.65 | 210.0 | -0.0509 | 0.5627 |
| 0.65 | 222.0 | 0.094 | 0.5198 |
| 0.65 | 234.0 | 0.2168 | 0.3927 |
| 0.65 | 246.0 | 0.4384 | 0.4318 |
| 0.65 | 258.0 | -0.5187 | 0.4265 |
| 0.65 | 270.0 | 0.2189 | 0.4217 |
| 0.65 | 282.0 | -0.1512 | 0.5088 |
| 0.65 | 294.0 | 0.6998 | 0.4464 |
| 0.75 | 90.0 | -0.5004 | 0.6953 |
| 0.75 | 102.0 | 0.2657 | 0.5212 |
| 0.75 | 114.0 | 0.3774 | 0.4089 |
| 0.75 | 126.0 | -0.3902 | 0.5035 |
| 0.75 | 138.0 | 0.3601 | 0.6133 |
| 0.75 | 150.0 | -1.2815 | 0.5136 |
| 0.75 | 210.0 | 0.2872 | 0.5815 |
| 0.75 | 222.0 | -0.2657 | 0.4982 |
| 0.75 | 234.0 | 0.6769 | 0.526 |
| 0.75 | 246.0 | 0.5453 | 0.4619 |
| 0.75 | 258.0 | 0.1581 | 0.5266 |
| 0.75 | 270.0 | 0.5753 | 0.5998 |
| 0.75 | 282.0 | 0.7216 | 0.7126 |
| 0.75 | 294.0 | -0.9249 | 0.5254 |
| 0.85 | 90.0 | -0.0136 | 0.73 |
| 0.85 | 102.0 | 0.1847 | 0.7773 |
| 0.85 | 114.0 | 0.0551 | 0.6197 |
| 0.85 | 126.0 | 0.3302 | 0.5329 |
| 0.85 | 138.0 | -1.602 | 0.4968 |
| 0.85 | 150.0 | 0.9636 | 0.9189 |
| 0.85 | 198.0 | 0.487 | 0.907 |
| 0.85 | 210.0 | 0.7302 | 0.778 |
| 0.85 | 222.0 | 0.695 | 0.5903 |
| 0.85 | 234.0 | 0.4028 | 0.4567 |
| 0.85 | 246.0 | -0.5086 | 0.4528 |
| 0.85 | 258.0 | 0.4076 | 0.5848 |
| 0.85 | 270.0 | -0.6075 | 0.5304 |
| 0.95 | 210.0 | 2.1982 | 1.436 |
| 0.95 | 222.0 | -1.1004 | 1.2034 |
| 0.95 | 234.0 | 1.7486 | 0.9344 |
| 0.95 | 246.0 | 1.6622 | 1.0745 |
| 0.95 | 258.0 | 2.6865 | 1.0779 |
| 0.65 | 306.0 | -0.0263 | 0.7922 |
| 0.75 | 90.0 | -1.1513 | 1.0691 |
| 0.75 | 102.0 | 1.0793 | 0.8797 |
| 0.75 | 114.0 | 0.67 | 0.6728 |
| 0.75 | 126.0 | 0.3491 | 0.7159 |
| 0.75 | 138.0 | -1.1163 | 0.6955 |
| 0.75 | 150.0 | 0.1837 | 0.9891 |
| 0.75 | 198.0 | -1.6779 | 0.8812 |
| 0.75 | 210.0 | 1.2838 | 0.8937 |
| 0.75 | 222.0 | 0.8249 | 0.8398 |
| 0.75 | 234.0 | -0.0162 | 0.735 |
| 0.75 | 246.0 | 1.5711 | 0.6487 |
| 0.75 | 258.0 | 0.567 | 0.8084 |
| 0.75 | 270.0 | 2.3254 | 0.9774 |
| 0.75 | 282.0 | -0.4471 | 0.9469 |
| 0.75 | 294.0 | -0.1125 | 0.947 |
| 0.85 | 90.0 | -1.4262 | 1.091 |
| 0.85 | 102.0 | -0.0071 | 1.2203 |
| 0.85 | 114.0 | 0.7807 | 1.1731 |
| 0.85 | 126.0 | -2.1855 | 0.8539 |
| 0.85 | 138.0 | -0.1618 | 1.0675 |
| 0.85 | 162.0 | -0.5291 | 1.3589 |
| 0.85 | 198.0 | 1.8869 | 1.3989 |
| 0.85 | 210.0 | 0.648 | 0.9129 |
| 0.85 | 222.0 | 1.4705 | 0.8528 |
| 0.85 | 234.0 | 0.4751 | 0.7315 |
| 0.85 | 246.0 | 1.2521 | 0.7416 |
| 0.85 | 258.0 | 0.6615 | 0.8335 |
| 0.85 | 270.0 | 1.0349 | 1.0698 |
| 0.95 | 210.0 | 1.3548 | 3.2817 |
| 0.95 | 222.0 | 1.8413 | 3.4868 |
| 0.95 | 234.0 | 3.8223 | 3.145 |
| 0.95 | 246.0 | 5.0707 | 2.6772 |
| 0.95 | 258.0 | 2.2753 | 2.995 |
Experiment comment: