Measurement E151M779
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.2616 | |
| Q2: | 0.0844 GeV2 | |
| W: | 1355.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9514 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.15 | 306.0 | -1.187 | 0.3414 |
| 0.25 | 66.0 | -0.304 | 0.4158 |
| 0.25 | 78.0 | 0.9899 | 0.6166 |
| 0.25 | 294.0 | -0.3904 | 0.3719 |
| 0.25 | 306.0 | -0.373 | 0.3893 |
| 0.35 | 66.0 | 0.6836 | 0.3346 |
| 0.35 | 78.0 | -0.1181 | 0.3633 |
| 0.35 | 282.0 | 0.0169 | 0.4344 |
| 0.35 | 294.0 | 0.4041 | 0.3788 |
| 0.35 | 306.0 | 0.1365 | 0.4335 |
| 0.45 | 66.0 | 0.1232 | 0.3103 |
| 0.45 | 78.0 | 0.6262 | 0.3272 |
| 0.45 | 90.0 | -0.0505 | 0.4897 |
| 0.45 | 282.0 | -0.1865 | 0.398 |
| 0.45 | 294.0 | -0.0203 | 0.3446 |
| 0.55 | 66.0 | 0.8854 | 0.5401 |
| 0.55 | 78.0 | -0.1175 | 0.4165 |
| 0.55 | 90.0 | -0.2228 | 0.4014 |
| 0.55 | 102.0 | 0.3363 | 0.5992 |
| 0.55 | 270.0 | 0.506 | 0.5417 |
| 0.55 | 282.0 | -0.4005 | 0.3908 |
| 0.55 | 294.0 | 0.0467 | 0.4982 |
| 0.65 | 66.0 | 0.3716 | 0.5143 |
| 0.65 | 78.0 | -0.281 | 0.4658 |
| 0.65 | 90.0 | 1.1417 | 0.5868 |
| 0.65 | 102.0 | -0.1172 | 0.4629 |
| 0.65 | 114.0 | 0.1274 | 0.4493 |
| 0.65 | 126.0 | 0.804 | 0.6364 |
| 0.65 | 234.0 | 0.1208 | 0.6032 |
| 0.65 | 246.0 | -0.1515 | 0.423 |
| 0.65 | 258.0 | 0.3507 | 0.4126 |
| 0.65 | 270.0 | -0.3077 | 0.4126 |
| 0.65 | 282.0 | -0.8046 | 0.4272 |
| 0.75 | 90.0 | -0.2376 | 0.4642 |
| 0.75 | 102.0 | 0.4915 | 0.4435 |
| 0.75 | 114.0 | 0.123 | 0.3915 |
| 0.75 | 126.0 | -0.0724 | 0.4841 |
| 0.75 | 138.0 | 0.0877 | 0.5305 |
| 0.75 | 222.0 | -0.5126 | 0.5752 |
| 0.75 | 234.0 | 0.004 | 0.4579 |
| 0.75 | 246.0 | -0.1905 | 0.4129 |
| 0.75 | 258.0 | -0.4369 | 0.3384 |
| 0.75 | 270.0 | -0.2161 | 0.3806 |
| 0.75 | 282.0 | 0.2209 | 0.6359 |
| 0.85 | 90.0 | 0.0297 | 0.6998 |
| 0.85 | 102.0 | 0.3078 | 0.5492 |
| 0.85 | 114.0 | 0.4183 | 0.4452 |
| 0.85 | 126.0 | -0.0349 | 0.4703 |
| 0.85 | 138.0 | -0.3564 | 0.4371 |
| 0.85 | 150.0 | 0.3043 | 0.6495 |
| 0.85 | 162.0 | 0.4513 | 0.5837 |
| 0.85 | 210.0 | 0.5787 | 0.7606 |
| 0.85 | 222.0 | -0.2064 | 0.5089 |
| 0.85 | 234.0 | 0.8697 | 0.5493 |
| 0.85 | 246.0 | 0.2979 | 0.4667 |
| 0.85 | 258.0 | 0.4633 | 0.4258 |
| 0.85 | 270.0 | 0.0809 | 0.3738 |
| 0.85 | 282.0 | 0.0317 | 0.4513 |
| 0.95 | 114.0 | 0.7318 | 1.1035 |
| 0.95 | 126.0 | -1.1202 | 0.8276 |
| 0.95 | 138.0 | 0.6894 | 1.0531 |
| 0.95 | 198.0 | 0.1543 | 1.2512 |
| 0.95 | 210.0 | 0.3749 | 1.0873 |
| 0.95 | 222.0 | 2.1381 | 1.2263 |
| 0.95 | 234.0 | 0.5867 | 0.8226 |
| 0.95 | 246.0 | -0.6106 | 0.8367 |
| 0.95 | 258.0 | 1.0591 | 0.767 |
| 0.95 | 270.0 | -0.9211 | 0.6812 |
| 0.45 | 306.0 | -0.2462 | 0.9215 |
| 0.55 | 66.0 | 0.1714 | 0.9764 |
| 0.55 | 78.0 | -0.0435 | 0.9134 |
| 0.55 | 90.0 | 4.0658 | 4.0658 |
| 0.55 | 270.0 | 1.4676 | 0.9306 |
| 0.55 | 282.0 | 1.2608 | 0.8205 |
| 0.55 | 294.0 | -0.2039 | 0.9097 |
| 0.65 | 66.0 | -0.6207 | 1.0603 |
| 0.65 | 78.0 | 0.0203 | 1.0739 |
| 0.65 | 90.0 | 1.5719 | 1.2195 |
| 0.65 | 102.0 | 1.141 | 1.1748 |
| 0.65 | 114.0 | -1.0266 | 1.0267 |
| 0.65 | 126.0 | 2.9902 | 1.0748 |
| 0.65 | 234.0 | -2.1774 | 0.8657 |
| 0.65 | 246.0 | 1.9556 | 0.9367 |
| 0.65 | 258.0 | -0.6179 | 0.7783 |
| 0.65 | 270.0 | 1.2559 | 0.8284 |
| 0.65 | 282.0 | 0.0801 | 0.9537 |
| 0.75 | 90.0 | 1.8034 | 1.2788 |
| 0.75 | 102.0 | 0.829 | 1.0073 |
| 0.75 | 114.0 | -0.7839 | 0.8467 |
| 0.75 | 126.0 | -0.3088 | 1.0323 |
| 0.75 | 138.0 | -1.2883 | 0.9761 |
| 0.75 | 150.0 | 2.8122 | 1.4239 |
| 0.75 | 222.0 | 1.9345 | 1.0146 |
| 0.75 | 234.0 | 0.968 | 0.9584 |
| 0.75 | 246.0 | 0.7483 | 0.8087 |
| 0.75 | 258.0 | -0.0704 | 0.6444 |
| 0.75 | 270.0 | 0.3151 | 0.8699 |
| 0.75 | 282.0 | 0.0733 | 1.1212 |
| 0.85 | 102.0 | -1.7099 | 1.0541 |
| 0.85 | 114.0 | -0.2518 | 0.9394 |
| 0.85 | 126.0 | 0.5972 | 1.0601 |
| 0.85 | 138.0 | 0.1465 | 1.1635 |
| 0.85 | 150.0 | -0.727 | 1.1887 |
| 0.85 | 210.0 | -0.579 | 1.1922 |
| 0.85 | 222.0 | 0.4997 | 1.1382 |
| 0.85 | 234.0 | 2.2141 | 0.8625 |
| 0.85 | 246.0 | -0.3344 | 0.7392 |
| 0.85 | 258.0 | 0.4314 | 0.7837 |
| 0.85 | 270.0 | -0.2268 | 0.7973 |
| 0.85 | 282.0 | -0.8044 | 0.8367 |
| 0.95 | 126.0 | 5.5196 | 3.8708 |
| 0.95 | 138.0 | 5.6591 | 4.9024 |
| 0.95 | 174.0 | 5.468 | 4.7548 |
| 0.95 | 222.0 | -0.9936 | 3.214 |
| 0.95 | 234.0 | -3.23 | 3.3263 |
| 0.95 | 246.0 | 6.5689 | 3.5567 |
| 0.95 | 258.0 | -4.2286 | 2.682 |
| 0.95 | 270.0 | 4.4867 | 3.7463 |
Experiment comment: