Measurement E151M2286
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.2675 | |
| Q2: | 0.2445 GeV2 | |
| W: | 1535.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9194 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.05 | 54.0 | 0.5338 | 0.9635 |
| 0.05 | 294.0 | -0.2763 | 1.0113 |
| 0.15 | 66.0 | 1.1239 | 0.7757 |
| 0.15 | 282.0 | 0.262 | 0.8881 |
| 0.15 | 294.0 | 0.6632 | 0.801 |
| 0.25 | 66.0 | 0.4127 | 0.7438 |
| 0.25 | 270.0 | -0.5124 | 0.8844 |
| 0.25 | 282.0 | -0.1871 | 0.7697 |
| 0.25 | 294.0 | -0.9566 | 0.5848 |
| 0.25 | 306.0 | 0.4446 | 0.9175 |
| 0.35 | 66.0 | 1.1683 | 0.8288 |
| 0.35 | 270.0 | -1.493 | 0.7576 |
| 0.35 | 282.0 | 0.48 | 0.6452 |
| 0.35 | 294.0 | -0.0955 | 0.681 |
| 0.45 | 54.0 | -0.8127 | 0.8919 |
| 0.45 | 90.0 | -0.7149 | 0.7764 |
| 0.45 | 102.0 | 0.1114 | 0.8216 |
| 0.45 | 114.0 | 0.9689 | 0.9811 |
| 0.45 | 270.0 | 0.5128 | 0.8166 |
| 0.45 | 282.0 | -0.7448 | 0.6068 |
| 0.45 | 294.0 | -0.4634 | 0.7334 |
| 0.55 | 90.0 | -0.6377 | 0.6974 |
| 0.55 | 102.0 | -0.0192 | 0.6503 |
| 0.55 | 114.0 | -0.3129 | 0.7383 |
| 0.55 | 126.0 | 0.0029 | 0.8033 |
| 0.55 | 234.0 | -0.938 | 0.9083 |
| 0.55 | 246.0 | 1.2566 | 0.8863 |
| 0.55 | 270.0 | 1.3799 | 0.8944 |
| 0.55 | 282.0 | 0.1197 | 0.7467 |
| 0.55 | 306.0 | 0.2684 | 0.6614 |
| 0.65 | 90.0 | 0.0824 | 0.5641 |
| 0.65 | 102.0 | 1.1454 | 0.4826 |
| 0.65 | 114.0 | 0.6073 | 0.6257 |
| 0.65 | 126.0 | -0.0363 | 0.6557 |
| 0.65 | 138.0 | 0.1495 | 0.9591 |
| 0.65 | 210.0 | 0.1217 | 0.76 |
| 0.65 | 222.0 | -1.5822 | 0.8402 |
| 0.65 | 234.0 | 0.9946 | 0.6923 |
| 0.65 | 246.0 | -1.0385 | 0.6959 |
| 0.65 | 258.0 | 0.735 | 0.987 |
| 0.65 | 270.0 | 0.2176 | 0.8574 |
| 0.65 | 294.0 | 0.0693 | 0.7152 |
| 0.65 | 306.0 | -0.1267 | 0.7346 |
| 0.75 | 66.0 | 1.3528 | 0.5942 |
| 0.75 | 78.0 | 0.1008 | 0.8997 |
| 0.75 | 90.0 | -0.2392 | 0.6022 |
| 0.75 | 102.0 | 0.7294 | 0.6132 |
| 0.75 | 114.0 | 0.3548 | 0.5413 |
| 0.75 | 126.0 | -0.022 | 0.7384 |
| 0.75 | 138.0 | -0.693 | 0.7675 |
| 0.75 | 186.0 | 0.2796 | 0.9571 |
| 0.75 | 198.0 | -0.5221 | 0.8656 |
| 0.75 | 210.0 | 0.0215 | 0.6754 |
| 0.75 | 222.0 | -0.6907 | 0.5817 |
| 0.75 | 234.0 | 1.0446 | 0.5221 |
| 0.75 | 246.0 | 0.0829 | 0.5471 |
| 0.75 | 258.0 | 0.1187 | 0.6181 |
| 0.75 | 270.0 | -0.2853 | 0.6453 |
| 0.85 | 66.0 | 0.7625 | 0.4904 |
| 0.85 | 78.0 | -1.0121 | 0.5405 |
| 0.85 | 90.0 | 1.9909 | 0.7138 |
| 0.85 | 102.0 | -0.4044 | 0.5766 |
| 0.85 | 114.0 | -0.0198 | 0.6361 |
| 0.85 | 126.0 | -0.7759 | 0.7398 |
| 0.85 | 138.0 | 0.6318 | 0.8221 |
| 0.85 | 162.0 | -0.5983 | 0.9634 |
| 0.85 | 186.0 | -1.0724 | 0.75 |
| 0.85 | 198.0 | -0.5164 | 0.6628 |
| 0.85 | 210.0 | 0.2338 | 0.5827 |
| 0.85 | 222.0 | 0.3239 | 0.5713 |
| 0.85 | 234.0 | -0.1941 | 0.4781 |
| 0.85 | 246.0 | -0.0783 | 0.5063 |
| 0.85 | 258.0 | 0.8085 | 0.4464 |
| 0.85 | 270.0 | -0.2781 | 0.5214 |
| 0.85 | 282.0 | 1.5923 | 0.6587 |
| 0.85 | 294.0 | 0.6286 | 0.7619 |
| 0.95 | 66.0 | 1.005 | 0.7812 |
| 0.95 | 78.0 | 0.9474 | 0.6687 |
| 0.95 | 90.0 | 0.6811 | 0.7147 |
| 0.95 | 138.0 | -1.7059 | 0.8432 |
| 0.95 | 174.0 | 0.703 | 0.7825 |
| 0.95 | 186.0 | -0.1411 | 0.8848 |
| 0.95 | 198.0 | 1.3775 | 0.7237 |
| 0.95 | 210.0 | -0.5231 | 0.6282 |
| 0.95 | 222.0 | 0.1429 | 0.5916 |
| 0.95 | 234.0 | 0.9412 | 0.5886 |
| 0.95 | 246.0 | 1.0739 | 0.5043 |
| 0.95 | 258.0 | 0.2241 | 0.507 |
| 0.95 | 270.0 | -0.0088 | 0.4083 |
| 0.95 | 282.0 | 0.9822 | 0.4362 |
| 0.95 | 294.0 | -0.3364 | 0.4353 |
| 0.95 | 306.0 | 0.6381 | 0.4528 |
Experiment comment: