Measurement E151M2029
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.2216 | |
| Q2: | 0.101 GeV2 | |
| W: | 1415.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9321 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | -0.1701 | 0.5695 |
| 0.35 | 66.0 | 0.0527 | 0.8231 |
| 0.35 | 78.0 | 0.8128 | 1.0856 |
| 0.35 | 282.0 | 0.4526 | 0.8989 |
| 0.35 | 294.0 | 0.476 | 0.705 |
| 0.35 | 306.0 | 0.7054 | 0.9441 |
| 0.45 | 66.0 | 0.8481 | 1.1992 |
| 0.45 | 78.0 | 0.2347 | 0.8357 |
| 0.45 | 282.0 | 0.2297 | 0.7334 |
| 0.45 | 294.0 | 1.0127 | 0.6702 |
| 0.55 | 78.0 | -0.2887 | 0.9729 |
| 0.55 | 90.0 | -1.5154 | 1.3015 |
| 0.55 | 102.0 | -1.4585 | 1.2746 |
| 0.55 | 114.0 | -1.7095 | 1.27 |
| 0.55 | 270.0 | -0.6973 | 0.78 |
| 0.55 | 282.0 | -0.7879 | 0.9636 |
| 0.55 | 294.0 | -1.0733 | 1.0382 |
| 0.55 | 306.0 | -0.4401 | 1.0518 |
| 0.65 | 90.0 | 1.0325 | 1.2881 |
| 0.65 | 102.0 | -0.6363 | 0.9074 |
| 0.65 | 114.0 | -0.1766 | 0.9538 |
| 0.65 | 126.0 | 1.3831 | 1.0827 |
| 0.65 | 138.0 | 1.3348 | 1.2601 |
| 0.65 | 234.0 | -0.8822 | 0.8495 |
| 0.65 | 246.0 | 2.0458 | 0.8745 |
| 0.65 | 258.0 | 0.6039 | 0.8943 |
| 0.75 | 90.0 | 0.1321 | 1.331 |
| 0.75 | 102.0 | -0.2803 | 1.168 |
| 0.75 | 114.0 | 1.1454 | 0.9579 |
| 0.75 | 126.0 | -1.1001 | 1.0165 |
| 0.75 | 138.0 | 0.4831 | 0.9826 |
| 0.75 | 222.0 | 0.0586 | 0.997 |
| 0.75 | 234.0 | -1.2825 | 0.8211 |
| 0.75 | 246.0 | 1.1592 | 0.769 |
| 0.75 | 258.0 | 0.253 | 0.8225 |
| 0.75 | 270.0 | -2.0259 | 0.9429 |
| 0.85 | 78.0 | 0.3143 | 1.5171 |
| 0.85 | 90.0 | 0.6557 | 1.5225 |
| 0.85 | 102.0 | 0.0849 | 1.3612 |
| 0.85 | 114.0 | 0.9576 | 1.146 |
| 0.85 | 126.0 | 0.6049 | 1.0448 |
| 0.85 | 138.0 | -0.9972 | 1.0364 |
| 0.85 | 150.0 | -0.7291 | 1.562 |
| 0.85 | 210.0 | 1.3352 | 1.5315 |
| 0.85 | 234.0 | 0.831 | 1.0381 |
| 0.85 | 246.0 | -0.851 | 0.8221 |
| 0.85 | 258.0 | -0.0968 | 0.8952 |
| 0.85 | 270.0 | -0.2093 | 0.9137 |
| 0.85 | 282.0 | -1.5784 | 1.1778 |
| 0.95 | 234.0 | 4.2792 | 3.4755 |
| 0.95 | 246.0 | 4.6546 | 2.8121 |
| 0.95 | 258.0 | 1.3382 | 2.5912 |
| 0.95 | 270.0 | -3.2307 | 3.1401 |
| 0.25 | 294.0 | -0.6111 | 0.6133 |
| 0.35 | 66.0 | 0.813 | 0.5068 |
| 0.35 | 78.0 | 0.338 | 0.6192 |
| 0.35 | 282.0 | 0.5694 | 0.5391 |
| 0.35 | 294.0 | 0.6186 | 0.4959 |
| 0.35 | 306.0 | 0.9533 | 0.6463 |
| 0.45 | 66.0 | 0.362 | 0.6477 |
| 0.45 | 78.0 | -0.008 | 0.5707 |
| 0.45 | 282.0 | 1.2791 | 0.5686 |
| 0.45 | 294.0 | -0.3295 | 0.525 |
| 0.55 | 66.0 | 0.8579 | 0.6527 |
| 0.55 | 78.0 | 0.7514 | 0.6822 |
| 0.55 | 114.0 | -0.9139 | 0.7843 |
| 0.55 | 270.0 | -0.3395 | 0.6121 |
| 0.55 | 282.0 | 0.0817 | 0.5339 |
| 0.55 | 294.0 | -0.1626 | 0.6965 |
| 0.65 | 66.0 | -0.9694 | 0.7402 |
| 0.65 | 102.0 | 0.2083 | 0.6648 |
| 0.65 | 114.0 | -0.0507 | 0.5491 |
| 0.65 | 126.0 | 0.2682 | 0.6359 |
| 0.65 | 138.0 | 0.9593 | 0.8049 |
| 0.65 | 234.0 | 0.8971 | 0.6156 |
| 0.65 | 246.0 | 0.5124 | 0.7242 |
| 0.65 | 258.0 | 0.4208 | 0.6824 |
| 0.65 | 270.0 | 0.305 | 0.5987 |
| 0.65 | 282.0 | 0.7423 | 0.6938 |
| 0.75 | 90.0 | -0.2299 | 0.8213 |
| 0.75 | 102.0 | 0.9963 | 0.5548 |
| 0.75 | 114.0 | 0.9731 | 0.5183 |
| 0.75 | 126.0 | -0.9329 | 0.5995 |
| 0.75 | 138.0 | 1.3363 | 0.7525 |
| 0.75 | 150.0 | -1.2117 | 0.8353 |
| 0.75 | 210.0 | -1.1393 | 0.937 |
| 0.75 | 222.0 | 1.6455 | 0.6696 |
| 0.75 | 234.0 | 0.335 | 0.5204 |
| 0.75 | 246.0 | 0.1735 | 0.5485 |
| 0.75 | 258.0 | -0.3196 | 0.6066 |
| 0.75 | 270.0 | -0.3587 | 0.734 |
| 0.85 | 78.0 | 0.488 | 0.6741 |
| 0.85 | 102.0 | -0.1372 | 0.8016 |
| 0.85 | 114.0 | -0.7263 | 0.7229 |
| 0.85 | 126.0 | 1.2813 | 0.6053 |
| 0.85 | 138.0 | 1.0256 | 0.8667 |
| 0.85 | 222.0 | 1.3379 | 0.7642 |
| 0.85 | 234.0 | 0.4136 | 0.6413 |
| 0.85 | 246.0 | 0.2314 | 0.5963 |
| 0.85 | 258.0 | -0.6124 | 0.5985 |
| 0.85 | 270.0 | -0.4767 | 0.6127 |
| 0.85 | 282.0 | 0.2212 | 0.8058 |
| 0.95 | 90.0 | -0.3907 | 1.1867 |
| 0.95 | 222.0 | 0.4816 | 1.5895 |
| 0.95 | 234.0 | 0.5092 | 1.399 |
| 0.95 | 246.0 | 1.7175 | 1.0096 |
| 0.95 | 258.0 | 0.005 | 1.0685 |
| 0.95 | 270.0 | -0.3879 | 0.9715 |
Experiment comment: