Measurement E151M1740
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1946 | |
| Q2: | 0.0496 GeV2 | |
| W: | 1325.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.953 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.05 | 30.0 | 0.8577 | 0.6638 |
| 0.15 | 42.0 | 0.7196 | 0.6687 |
| 0.15 | 306.0 | 0.2498 | 0.6481 |
| 0.15 | 318.0 | -0.1794 | 0.7547 |
| 0.15 | 330.0 | 0.9819 | 0.6974 |
| 0.25 | 54.0 | -0.3724 | 0.7378 |
| 0.25 | 66.0 | 0.3199 | 0.5017 |
| 0.25 | 78.0 | -0.4869 | 0.6602 |
| 0.25 | 282.0 | -0.6303 | 0.6623 |
| 0.25 | 294.0 | 0.1932 | 0.4568 |
| 0.25 | 306.0 | -0.1426 | 0.4509 |
| 0.25 | 318.0 | 1.3297 | 0.5565 |
| 0.35 | 66.0 | 0.3239 | 0.4198 |
| 0.35 | 78.0 | 0.856 | 0.4151 |
| 0.35 | 90.0 | 0.2226 | 0.6149 |
| 0.35 | 282.0 | 0.9281 | 0.4911 |
| 0.35 | 294.0 | 0.4037 | 0.3917 |
| 0.35 | 306.0 | -0.1368 | 0.4521 |
| 0.45 | 66.0 | 0.4134 | 0.3971 |
| 0.45 | 78.0 | 0.0347 | 0.3289 |
| 0.45 | 90.0 | 0.0227 | 0.5375 |
| 0.45 | 270.0 | 0.6891 | 0.6677 |
| 0.45 | 282.0 | 0.275 | 0.3911 |
| 0.45 | 294.0 | 0.4805 | 0.3583 |
| 0.45 | 306.0 | -0.3687 | 0.5263 |
| 0.55 | 66.0 | -0.2983 | 0.5062 |
| 0.55 | 78.0 | 0.4803 | 0.3475 |
| 0.55 | 90.0 | -0.4994 | 0.3874 |
| 0.55 | 102.0 | 0.1717 | 0.6165 |
| 0.55 | 114.0 | -0.9568 | 0.7432 |
| 0.55 | 246.0 | -0.6285 | 0.7159 |
| 0.55 | 258.0 | 0.7241 | 0.5854 |
| 0.55 | 270.0 | -0.187 | 0.4795 |
| 0.55 | 282.0 | -0.1376 | 0.3714 |
| 0.55 | 294.0 | 0.7979 | 0.4282 |
| 0.65 | 66.0 | -0.4286 | 0.6285 |
| 0.65 | 78.0 | 0.3342 | 0.424 |
| 0.65 | 90.0 | 0.0347 | 0.4623 |
| 0.65 | 102.0 | 0.4677 | 0.4641 |
| 0.65 | 114.0 | 0.2124 | 0.4384 |
| 0.65 | 126.0 | -0.1263 | 0.5329 |
| 0.65 | 138.0 | -0.1541 | 0.6499 |
| 0.65 | 222.0 | 0.0192 | 0.5701 |
| 0.65 | 234.0 | 0.5041 | 0.4162 |
| 0.65 | 246.0 | -0.4557 | 0.4339 |
| 0.65 | 258.0 | -0.161 | 0.408 |
| 0.65 | 270.0 | 0.4689 | 0.3667 |
| 0.65 | 282.0 | 0.2603 | 0.4817 |
| 0.75 | 78.0 | -0.5523 | 0.6307 |
| 0.75 | 90.0 | -0.3205 | 0.6104 |
| 0.75 | 102.0 | -0.604 | 0.457 |
| 0.75 | 114.0 | 0.3167 | 0.3937 |
| 0.75 | 126.0 | 0.0958 | 0.3809 |
| 0.75 | 138.0 | 1.0287 | 0.4036 |
| 0.75 | 150.0 | 0.2973 | 0.5079 |
| 0.75 | 162.0 | 0.3033 | 0.6501 |
| 0.75 | 198.0 | -0.4531 | 0.6296 |
| 0.75 | 222.0 | 0.464 | 0.4149 |
| 0.75 | 234.0 | -0.3294 | 0.341 |
| 0.75 | 246.0 | 0.3179 | 0.3569 |
| 0.75 | 258.0 | 0.283 | 0.3148 |
| 0.75 | 270.0 | 0.0943 | 0.4214 |
| 0.75 | 282.0 | 0.9621 | 0.5755 |
| 0.85 | 102.0 | 1.2413 | 0.5839 |
| 0.85 | 114.0 | 0.4416 | 0.4246 |
| 0.85 | 126.0 | 0.4047 | 0.3295 |
| 0.85 | 138.0 | -0.1921 | 0.3659 |
| 0.85 | 150.0 | -0.0648 | 0.4211 |
| 0.85 | 162.0 | 0.1887 | 0.5478 |
| 0.85 | 174.0 | 0.2607 | 0.5938 |
| 0.85 | 186.0 | 0.3117 | 0.6937 |
| 0.85 | 198.0 | 0.3548 | 0.5877 |
| 0.85 | 210.0 | 1.5657 | 0.427 |
| 0.85 | 222.0 | 0.1152 | 0.4342 |
| 0.85 | 234.0 | 0.0956 | 0.349 |
| 0.85 | 246.0 | -0.1776 | 0.3211 |
| 0.85 | 258.0 | -0.3108 | 0.3217 |
| 0.85 | 270.0 | -0.7566 | 0.4403 |
| 0.95 | 126.0 | -0.3087 | 0.6648 |
| 0.95 | 138.0 | -0.3367 | 0.5272 |
| 0.95 | 150.0 | 1.0311 | 0.5723 |
| 0.95 | 222.0 | 0.117 | 0.5097 |
| 0.95 | 234.0 | 0.5263 | 0.4662 |
| 0.95 | 246.0 | 0.0419 | 0.5187 |
Experiment comment: