Measurement E151M2294
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1191 | |
| Q2: | 0.101 GeV2 | |
| W: | 1565.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9338 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | 1.506 | 0.7581 |
| 0.25 | 78.0 | -0.5124 | 0.8155 |
| 0.25 | 282.0 | 1.1021 | 0.9827 |
| 0.25 | 294.0 | 1.1159 | 0.7096 |
| 0.35 | 66.0 | 0.0206 | 0.754 |
| 0.35 | 78.0 | -0.5253 | 0.686 |
| 0.35 | 90.0 | 0.5684 | 0.9977 |
| 0.35 | 270.0 | 0.1237 | 0.8002 |
| 0.35 | 282.0 | 0.0242 | 0.727 |
| 0.35 | 294.0 | -1.0388 | 0.829 |
| 0.45 | 66.0 | 0.2826 | 0.8258 |
| 0.45 | 78.0 | 0.9771 | 0.7631 |
| 0.45 | 90.0 | 0.8676 | 1.0937 |
| 0.45 | 102.0 | 0.8436 | 0.9129 |
| 0.45 | 114.0 | 0.0596 | 0.8348 |
| 0.45 | 258.0 | 0.0008 | 0.8529 |
| 0.45 | 270.0 | -1.0194 | 0.6181 |
| 0.45 | 282.0 | -1.2404 | 0.5458 |
| 0.45 | 294.0 | -0.9942 | 0.6798 |
| 0.55 | 54.0 | -2.5575 | 0.6956 |
| 0.55 | 66.0 | -1.5364 | 0.8389 |
| 0.55 | 78.0 | 0.3584 | 0.8824 |
| 0.55 | 90.0 | 1.6534 | 0.8518 |
| 0.55 | 102.0 | 0.6337 | 0.6303 |
| 0.55 | 114.0 | -0.2576 | 0.6275 |
| 0.55 | 126.0 | -0.8036 | 0.6733 |
| 0.55 | 138.0 | -1.1816 | 0.7387 |
| 0.55 | 210.0 | -0.6876 | 1.0179 |
| 0.55 | 222.0 | -0.0921 | 0.8788 |
| 0.55 | 234.0 | 0.5624 | 0.7753 |
| 0.55 | 258.0 | 0.324 | 0.8905 |
| 0.55 | 270.0 | -0.0416 | 0.584 |
| 0.55 | 282.0 | -0.9522 | 0.5376 |
| 0.55 | 294.0 | 0.3034 | 0.9577 |
| 0.55 | 306.0 | 1.9238 | 0.8194 |
| 0.65 | 54.0 | 0.0671 | 0.6991 |
| 0.65 | 66.0 | 0.0435 | 0.8951 |
| 0.65 | 90.0 | 1.3747 | 0.7023 |
| 0.65 | 102.0 | 0.1338 | 0.5628 |
| 0.65 | 114.0 | 0.7706 | 0.5221 |
| 0.65 | 126.0 | 0.1333 | 0.6433 |
| 0.65 | 138.0 | 0.4397 | 0.6195 |
| 0.65 | 150.0 | 0.6686 | 0.9846 |
| 0.65 | 186.0 | -0.5107 | 1.0457 |
| 0.65 | 198.0 | 0.0736 | 0.7221 |
| 0.65 | 210.0 | -0.2498 | 0.6562 |
| 0.65 | 222.0 | 0.4613 | 0.6575 |
| 0.65 | 234.0 | 0.4905 | 0.6954 |
| 0.65 | 246.0 | -0.2098 | 0.8581 |
| 0.65 | 258.0 | -1.1119 | 0.7322 |
| 0.65 | 270.0 | -1.3343 | 0.7455 |
| 0.65 | 282.0 | 0.7062 | 0.8298 |
| 0.65 | 294.0 | -0.5067 | 0.5658 |
| 0.65 | 306.0 | -0.5101 | 0.6834 |
| 0.75 | 78.0 | -1.0763 | 0.7488 |
| 0.75 | 90.0 | 0.74 | 0.705 |
| 0.75 | 102.0 | -0.6492 | 0.638 |
| 0.75 | 114.0 | -0.7612 | 0.5242 |
| 0.75 | 126.0 | -0.5899 | 0.5049 |
| 0.75 | 138.0 | 1.1157 | 0.5965 |
| 0.75 | 150.0 | 0.2869 | 0.8847 |
| 0.75 | 162.0 | 0.4363 | 1.0259 |
| 0.75 | 186.0 | 2.0484 | 0.6884 |
| 0.75 | 198.0 | 0.169 | 0.7052 |
| 0.75 | 210.0 | 0.4792 | 0.5818 |
| 0.75 | 222.0 | 0.6318 | 0.5861 |
| 0.75 | 234.0 | -0.5487 | 0.5272 |
| 0.75 | 246.0 | 0.5654 | 0.6208 |
| 0.75 | 258.0 | -0.5247 | 0.8068 |
| 0.75 | 282.0 | 0.1939 | 0.7296 |
| 0.75 | 294.0 | -1.399 | 0.5867 |
| 0.75 | 306.0 | -0.0121 | 0.9628 |
| 0.85 | 78.0 | -0.271 | 0.5456 |
| 0.85 | 90.0 | 0.1395 | 0.4949 |
| 0.85 | 102.0 | -0.3439 | 0.5549 |
| 0.85 | 114.0 | -0.5321 | 0.7346 |
| 0.85 | 126.0 | -0.89 | 0.655 |
| 0.85 | 138.0 | 1.7768 | 0.7575 |
| 0.85 | 150.0 | -0.7824 | 1.049 |
| 0.85 | 174.0 | -0.5203 | 0.9641 |
| 0.85 | 186.0 | 0.0848 | 0.8462 |
| 0.85 | 198.0 | -0.4748 | 0.636 |
| 0.85 | 210.0 | 0.1008 | 0.5604 |
| 0.85 | 222.0 | -0.3671 | 0.4785 |
| 0.85 | 234.0 | 0.5765 | 0.4428 |
| 0.85 | 246.0 | 0.2069 | 0.4813 |
| 0.85 | 258.0 | -0.3332 | 0.6567 |
| 0.85 | 270.0 | 0.0971 | 0.9925 |
| 0.85 | 282.0 | 1.5581 | 0.7954 |
| 0.95 | 90.0 | -0.0111 | 0.6315 |
| 0.95 | 102.0 | 1.1973 | 0.5711 |
| 0.95 | 126.0 | -3.9127 | 3.9127 |
| 0.95 | 162.0 | 0.0662 | 0.9196 |
| 0.95 | 174.0 | 0.5622 | 1.0762 |
| 0.95 | 186.0 | -0.2214 | 0.8224 |
| 0.95 | 198.0 | -0.8498 | 0.6685 |
| 0.95 | 210.0 | -0.2278 | 0.6324 |
| 0.95 | 222.0 | 1.3746 | 0.5257 |
| 0.95 | 234.0 | -0.7513 | 0.5235 |
| 0.95 | 246.0 | 0.0115 | 0.5927 |
| 0.95 | 258.0 | 0.4914 | 0.6059 |
| 0.95 | 270.0 | 0.0498 | 0.6426 |
Experiment comment: