Measurement E151M2183
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.8195 | |
| Q2: | 0.205 GeV2 | |
| W: | 1265.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9709 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.05 | 54.0 | -1.1383 | 0.7374 |
| 0.05 | 66.0 | 0.3355 | 0.7185 |
| 0.05 | 306.0 | -0.8365 | 0.7321 |
| 0.15 | 54.0 | -1.5699 | 0.5652 |
| 0.15 | 66.0 | 0.2122 | 0.4864 |
| 0.15 | 78.0 | -0.7383 | 0.7844 |
| 0.15 | 294.0 | 0.2912 | 0.7216 |
| 0.25 | 54.0 | 0.3458 | 0.6295 |
| 0.25 | 66.0 | -0.7704 | 0.4081 |
| 0.25 | 78.0 | 0.0376 | 0.6625 |
| 0.25 | 294.0 | -0.2033 | 0.6187 |
| 0.25 | 306.0 | 0.55 | 0.7525 |
| 0.35 | 54.0 | -0.1737 | 0.6666 |
| 0.35 | 66.0 | -0.0341 | 0.4447 |
| 0.35 | 78.0 | 1.0963 | 0.6405 |
| 0.35 | 282.0 | 0.3491 | 0.5996 |
| 0.35 | 294.0 | -0.6347 | 0.688 |
| 0.45 | 54.0 | 0.6331 | 0.761 |
| 0.45 | 66.0 | -0.2481 | 0.4682 |
| 0.45 | 78.0 | -0.0466 | 0.5974 |
| 0.45 | 282.0 | 0.3821 | 0.5504 |
| 0.45 | 294.0 | -0.3895 | 0.6485 |
| 0.55 | 66.0 | 0.4117 | 0.7932 |
| 0.55 | 78.0 | 1.5359 | 0.6085 |
| 0.55 | 90.0 | -0.3934 | 0.7221 |
| 0.55 | 270.0 | 1.1695 | 0.4852 |
| 0.55 | 282.0 | 0.3307 | 0.3909 |
| 0.55 | 294.0 | 0.4303 | 0.4655 |
| 0.65 | 66.0 | -0.3484 | 0.5416 |
| 0.65 | 78.0 | -0.2334 | 0.5082 |
| 0.65 | 90.0 | 0.1574 | 0.5011 |
| 0.65 | 102.0 | -0.6475 | 0.5917 |
| 0.65 | 258.0 | 0.333 | 0.721 |
| 0.65 | 270.0 | 0.3367 | 0.3848 |
| 0.65 | 282.0 | -0.0202 | 0.3459 |
| 0.65 | 294.0 | -0.3013 | 0.4073 |
| 0.65 | 306.0 | 0.426 | 0.6658 |
| 0.75 | 66.0 | 0.3282 | 0.4251 |
| 0.75 | 78.0 | 0.2238 | 0.3667 |
| 0.75 | 90.0 | 0.2163 | 0.3425 |
| 0.75 | 102.0 | -0.5308 | 0.4497 |
| 0.75 | 114.0 | 0.1357 | 0.7137 |
| 0.75 | 246.0 | -0.9145 | 0.6861 |
| 0.75 | 258.0 | 0.2964 | 0.3806 |
| 0.75 | 270.0 | -0.1813 | 0.3709 |
| 0.75 | 282.0 | 0.4852 | 0.3286 |
| 0.75 | 294.0 | 0.3241 | 0.3622 |
| 0.75 | 306.0 | 0.147 | 0.5365 |
| 0.85 | 54.0 | 0.227 | 0.7951 |
| 0.85 | 66.0 | 0.4909 | 0.4463 |
| 0.85 | 78.0 | 0.1469 | 0.3405 |
| 0.85 | 90.0 | -0.2292 | 0.333 |
| 0.85 | 102.0 | -0.1154 | 0.3488 |
| 0.85 | 114.0 | 0.2241 | 0.4098 |
| 0.85 | 126.0 | -0.4184 | 0.4874 |
| 0.85 | 138.0 | -0.0964 | 0.7124 |
| 0.85 | 234.0 | -0.5302 | 0.6635 |
| 0.85 | 246.0 | 0.3792 | 0.4169 |
| 0.85 | 258.0 | 0.2996 | 0.4075 |
| 0.85 | 270.0 | 0.1976 | 0.3616 |
| 0.85 | 282.0 | 0.487 | 0.3413 |
| 0.85 | 294.0 | -0.1628 | 0.3671 |
| 0.85 | 306.0 | -0.1587 | 0.4148 |
| 0.95 | 54.0 | -0.021 | 0.5727 |
| 0.95 | 66.0 | 0.7085 | 0.3812 |
| 0.95 | 78.0 | 0.0672 | 0.376 |
| 0.95 | 90.0 | 0.7993 | 0.3793 |
| 0.95 | 102.0 | -0.2841 | 0.4232 |
| 0.95 | 114.0 | 0.4116 | 0.3769 |
| 0.95 | 126.0 | 0.1715 | 0.4413 |
| 0.95 | 138.0 | 0.1294 | 0.455 |
| 0.95 | 150.0 | 0.5086 | 0.5392 |
| 0.95 | 162.0 | 0.176 | 0.6047 |
| 0.95 | 174.0 | 0.5648 | 0.7054 |
| 0.95 | 186.0 | 0.3623 | 0.6725 |
| 0.95 | 210.0 | -0.5688 | 0.7124 |
| 0.95 | 222.0 | -0.6507 | 0.6814 |
| 0.95 | 234.0 | 0.5568 | 0.5021 |
| 0.95 | 246.0 | 0.9574 | 0.424 |
| 0.95 | 258.0 | -0.0619 | 0.372 |
| 0.95 | 270.0 | -0.2835 | 0.4264 |
| 0.95 | 282.0 | -0.1766 | 0.397 |
| 0.95 | 294.0 | 0.4739 | 0.4906 |
| 0.95 | 306.0 | 0.4717 | 0.4601 |
| 0.95 | 318.0 | -0.0875 | 0.597 |
Experiment comment: