Measurement E151M2196
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.8901 | |
| Q2: | 0.348 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9516 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| -0.05 | 66.0 | 0.2516 | 0.8092 |
| -0.05 | 306.0 | -1.2184 | 0.7394 |
| 0.05 | 54.0 | -1.127 | 0.7968 |
| 0.05 | 66.0 | 0.3456 | 0.7324 |
| 0.15 | 66.0 | -0.5702 | 0.7207 |
| 0.15 | 306.0 | 0.1202 | 0.7919 |
| 0.25 | 54.0 | -0.2136 | 0.7728 |
| 0.25 | 66.0 | 0.7773 | 0.761 |
| 0.35 | 66.0 | 0.3312 | 0.8204 |
| 0.35 | 294.0 | -0.2923 | 0.8044 |
| 0.45 | 66.0 | 1.4354 | 0.789 |
| 0.45 | 282.0 | 1.3886 | 0.7644 |
| 0.55 | 78.0 | -0.1276 | 0.5942 |
| 0.55 | 90.0 | -0.3087 | 0.6446 |
| 0.55 | 270.0 | 0.7225 | 0.662 |
| 0.55 | 282.0 | -0.4829 | 0.497 |
| 0.55 | 294.0 | -0.1207 | 0.618 |
| 0.65 | 66.0 | 0.2088 | 0.5814 |
| 0.65 | 78.0 | -0.2795 | 0.5923 |
| 0.65 | 90.0 | -0.711 | 0.5515 |
| 0.65 | 102.0 | 1.1623 | 0.7229 |
| 0.65 | 258.0 | -0.0407 | 0.7137 |
| 0.65 | 270.0 | 0.9236 | 0.5067 |
| 0.65 | 282.0 | 0.795 | 0.501 |
| 0.65 | 294.0 | 0.3643 | 0.5419 |
| 0.65 | 306.0 | -0.458 | 0.7395 |
| 0.75 | 66.0 | -0.0935 | 0.5388 |
| 0.75 | 78.0 | 0.8764 | 0.5138 |
| 0.75 | 90.0 | -0.2086 | 0.4757 |
| 0.75 | 102.0 | 1.3655 | 0.4666 |
| 0.75 | 114.0 | 0.2829 | 0.8493 |
| 0.75 | 246.0 | 0.2348 | 0.8782 |
| 0.75 | 258.0 | 0.7584 | 0.5326 |
| 0.75 | 270.0 | 0.6256 | 0.4555 |
| 0.75 | 282.0 | 0.1631 | 0.4884 |
| 0.75 | 294.0 | 0.0656 | 0.4813 |
| 0.75 | 306.0 | 0.4238 | 0.468 |
| 0.75 | 318.0 | 1.5609 | 0.6086 |
| 0.85 | 54.0 | 0.6869 | 0.6863 |
| 0.85 | 66.0 | 1.2291 | 0.4753 |
| 0.85 | 78.0 | 0.2323 | 0.4553 |
| 0.85 | 90.0 | 0.0151 | 0.4432 |
| 0.85 | 102.0 | 0.3471 | 0.4486 |
| 0.85 | 114.0 | 1.0819 | 0.5516 |
| 0.85 | 126.0 | 0.5379 | 0.8581 |
| 0.85 | 234.0 | -1.3714 | 0.6277 |
| 0.85 | 246.0 | -0.3232 | 0.5804 |
| 0.85 | 258.0 | -0.7681 | 0.4612 |
| 0.85 | 270.0 | -0.1162 | 0.4541 |
| 0.85 | 282.0 | -0.2088 | 0.4618 |
| 0.85 | 294.0 | 0.0831 | 0.4395 |
| 0.85 | 306.0 | -0.5126 | 0.4425 |
| 0.85 | 318.0 | -0.664 | 0.4913 |
| 0.85 | 330.0 | -0.5153 | 0.7113 |
| 0.95 | 54.0 | 0.1028 | 0.6125 |
| 0.95 | 66.0 | 0.0421 | 0.5235 |
| 0.95 | 78.0 | -0.067 | 0.5989 |
| 0.95 | 90.0 | 0.6038 | 0.5678 |
| 0.95 | 102.0 | 0.0314 | 0.5737 |
| 0.95 | 114.0 | 0.1888 | 0.5627 |
| 0.95 | 126.0 | -0.3615 | 0.588 |
| 0.95 | 234.0 | -2.4706 | 2.4706 |
| 0.95 | 246.0 | 0.6 | 0.4995 |
| 0.95 | 258.0 | -0.3248 | 0.5221 |
| 0.95 | 270.0 | -0.8122 | 0.5589 |
| 0.95 | 282.0 | 0.1827 | 0.4957 |
| 0.95 | 294.0 | 0.3314 | 0.5508 |
| 0.95 | 306.0 | 0.2607 | 0.6048 |
| 0.95 | 318.0 | 0.3562 | 0.5258 |
| 0.95 | 330.0 | 0.2592 | 0.6775 |
Experiment comment: