Measurement E151M219
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.2131 | |
| Q2: | 0.0291 GeV2 | |
| W: | 1235.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.9428 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.15 | 42.0 | -0.0195 | 0.3164 |
| 0.25 | 30.0 | 0.2485 | 0.5173 |
| 0.25 | 42.0 | 0.0617 | 0.4011 |
| 0.25 | 54.0 | 0.3193 | 0.4341 |
| 0.35 | 42.0 | -0.3729 | 0.4461 |
| 0.35 | 54.0 | 0.5918 | 0.4035 |
| 0.45 | 270.0 | -0.4669 | 0.3547 |
| 0.45 | 282.0 | 0.2522 | 0.4418 |
| 0.55 | 246.0 | -0.633 | 0.4273 |
| 0.55 | 258.0 | 0.6951 | 0.2827 |
| 0.55 | 270.0 | -0.137 | 0.3117 |
| 0.55 | 282.0 | -0.6438 | 0.3365 |
| 0.65 | 234.0 | -0.3705 | 0.3809 |
| 0.65 | 246.0 | -0.1945 | 0.2401 |
| 0.65 | 258.0 | 0.1278 | 0.2351 |
| 0.65 | 270.0 | -0.0472 | 0.239 |
| 0.65 | 282.0 | -0.3587 | 0.3106 |
| 0.75 | 138.0 | 0.9055 | 0.427 |
| 0.75 | 150.0 | 0.3656 | 0.3526 |
| 0.75 | 162.0 | 0.3132 | 0.3966 |
| 0.75 | 174.0 | 0.4165 | 0.4001 |
| 0.75 | 186.0 | -0.19 | 0.4138 |
| 0.75 | 198.0 | -0.3474 | 0.4472 |
| 0.75 | 210.0 | 0.0666 | 0.4547 |
| 0.75 | 222.0 | 0.1376 | 0.4369 |
| 0.75 | 234.0 | -0.1567 | 0.3107 |
| 0.75 | 246.0 | 0.0353 | 0.2433 |
| 0.75 | 258.0 | 0.0068 | 0.2239 |
| 0.75 | 270.0 | 0.0446 | 0.2453 |
| 0.75 | 282.0 | 0.0815 | 0.4236 |
| 0.85 | 126.0 | 0.6864 | 0.359 |
| 0.85 | 138.0 | 0.3116 | 0.272 |
| 0.85 | 150.0 | 0.4549 | 0.2957 |
| 0.85 | 162.0 | -0.3438 | 0.3111 |
| 0.85 | 174.0 | -0.1589 | 0.2904 |
| 0.85 | 186.0 | -0.1191 | 0.4031 |
| 0.85 | 198.0 | 0.4483 | 0.3665 |
| 0.85 | 210.0 | -0.1999 | 0.3886 |
| 0.85 | 222.0 | -0.1923 | 0.4074 |
| 0.85 | 234.0 | 1.0733 | 0.3255 |
| 0.85 | 246.0 | -0.3113 | 0.2903 |
| 0.85 | 258.0 | 0.1172 | 0.2472 |
| 0.85 | 270.0 | 0.0713 | 0.3412 |
| 0.95 | 162.0 | -0.266 | 0.3696 |
| 0.15 | 54.0 | -0.716 | 0.5298 |
| 0.25 | 30.0 | 1.0293 | 0.8152 |
| 0.25 | 42.0 | -0.213 | 0.6404 |
| 0.25 | 54.0 | -0.483 | 0.6094 |
| 0.35 | 30.0 | 0.479 | 0.7311 |
| 0.35 | 42.0 | -0.6916 | 0.3929 |
| 0.45 | 270.0 | -0.8694 | 0.3437 |
| 0.45 | 282.0 | -0.5231 | 0.3792 |
| 0.55 | 246.0 | 1.1702 | 0.9938 |
| 0.55 | 258.0 | -0.0299 | 0.3997 |
| 0.55 | 270.0 | -0.5778 | 0.2571 |
| 0.55 | 282.0 | 0.1592 | 0.6739 |
| 0.65 | 234.0 | 0.39 | 0.6075 |
| 0.65 | 246.0 | -0.8586 | 0.2626 |
| 0.65 | 258.0 | -0.0698 | 0.3405 |
| 0.65 | 270.0 | -0.1146 | 0.3392 |
| 0.65 | 282.0 | -0.5113 | 0.3383 |
| 0.75 | 126.0 | 0.0311 | 0.614 |
| 0.75 | 138.0 | 1.9858 | 1.9858 |
| 0.75 | 150.0 | -0.6492 | 0.3769 |
| 0.75 | 162.0 | -0.089 | 0.529 |
| 0.75 | 174.0 | -0.0447 | 0.6467 |
| 0.75 | 186.0 | -0.2099 | 0.5611 |
| 0.75 | 198.0 | -0.3265 | 0.6087 |
| 0.75 | 210.0 | 1.2519 | 0.991 |
| 0.75 | 222.0 | -0.3405 | 0.4437 |
| 0.75 | 234.0 | -0.1291 | 0.4207 |
| 0.75 | 246.0 | 0.3693 | 0.447 |
| 0.75 | 258.0 | -0.4203 | 0.2763 |
| 0.75 | 270.0 | -0.1285 | 0.3216 |
| 0.75 | 282.0 | -0.4677 | 0.4299 |
| 0.85 | 126.0 | 1.6323 | 0.8812 |
| 0.85 | 138.0 | 1.2665 | 0.7471 |
| 0.85 | 150.0 | 1.1514 | 0.6312 |
| 0.85 | 162.0 | 0.5803 | 0.5058 |
| 0.85 | 174.0 | 0.0596 | 0.4426 |
| 0.85 | 186.0 | -0.4653 | 0.4077 |
| 0.85 | 198.0 | -0.3916 | 0.4362 |
| 0.85 | 210.0 | 0.4851 | 0.6824 |
| 0.85 | 222.0 | -0.6486 | 0.3683 |
| 0.85 | 234.0 | -0.3907 | 0.3331 |
| 0.85 | 246.0 | -0.3909 | 0.3278 |
| 0.85 | 258.0 | 0.296 | 0.4325 |
| 0.85 | 270.0 | 0.2037 | 0.5097 |
| 0.95 | 186.0 | -0.0966 | 0.5404 |
Experiment comment: