Measurement E151M580
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1009 | |
| Q2: | 0.0496 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9129 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.15 | 30.0 | 0.3813 | 0.6144 |
| 0.15 | 42.0 | 0.5541 | 0.7343 |
| 0.15 | 66.0 | 0.8618 | 0.7597 |
| 0.15 | 342.0 | -0.5535 | 0.6345 |
| 0.25 | 18.0 | 0.0924 | 0.7558 |
| 0.25 | 30.0 | 1.7359 | 0.6228 |
| 0.25 | 42.0 | 1.3855 | 0.6517 |
| 0.25 | 54.0 | 0.6344 | 0.5924 |
| 0.25 | 66.0 | 1.1838 | 0.5566 |
| 0.25 | 78.0 | 0.2534 | 0.5478 |
| 0.25 | 282.0 | 0.2808 | 0.5747 |
| 0.25 | 294.0 | -0.6193 | 0.4184 |
| 0.25 | 306.0 | -0.0378 | 0.6165 |
| 0.25 | 318.0 | -0.3482 | 0.622 |
| 0.35 | 18.0 | 0.4875 | 0.6749 |
| 0.35 | 30.0 | 0.4288 | 0.6088 |
| 0.35 | 54.0 | 1.0468 | 0.7981 |
| 0.35 | 66.0 | 0.5513 | 0.4539 |
| 0.35 | 78.0 | 0.5501 | 0.4442 |
| 0.35 | 90.0 | -0.1614 | 0.5354 |
| 0.35 | 270.0 | 0.5744 | 0.5437 |
| 0.35 | 282.0 | -0.2695 | 0.388 |
| 0.35 | 294.0 | 0.5075 | 0.3938 |
| 0.35 | 306.0 | -0.3055 | 0.4757 |
| 0.35 | 318.0 | 0.566 | 0.7631 |
| 0.35 | 330.0 | 1.0051 | 0.7752 |
| 0.45 | 30.0 | 0.317 | 0.759 |
| 0.45 | 66.0 | 0.1537 | 0.4804 |
| 0.45 | 78.0 | 0.2807 | 0.35 |
| 0.45 | 90.0 | 0.1943 | 0.4234 |
| 0.45 | 102.0 | -0.0563 | 0.4934 |
| 0.45 | 114.0 | 1.1353 | 0.7591 |
| 0.45 | 126.0 | 0.2922 | 0.7791 |
| 0.45 | 258.0 | -0.5326 | 0.5579 |
| 0.45 | 270.0 | 0.5241 | 0.4003 |
| 0.45 | 282.0 | 0.1254 | 0.3805 |
| 0.45 | 294.0 | -0.4407 | 0.3809 |
| 0.45 | 306.0 | -0.3232 | 0.6149 |
| 0.45 | 318.0 | -0.4132 | 0.6409 |
| 0.45 | 330.0 | -1.2321 | 0.5516 |
| 0.55 | 66.0 | -0.321 | 0.5413 |
| 0.55 | 78.0 | 0.453 | 0.4123 |
| 0.55 | 90.0 | 0.226 | 0.4196 |
| 0.55 | 102.0 | 0.1591 | 0.4657 |
| 0.55 | 114.0 | -0.4229 | 0.4473 |
| 0.55 | 126.0 | -1.06 | 0.3948 |
| 0.55 | 138.0 | -0.7666 | 0.4709 |
| 0.55 | 210.0 | 0.2086 | 0.7579 |
| 0.55 | 222.0 | 0.4141 | 0.5936 |
| 0.55 | 234.0 | -0.2985 | 0.4899 |
| 0.55 | 246.0 | -0.3293 | 0.4132 |
| 0.55 | 258.0 | -0.083 | 0.4648 |
| 0.55 | 270.0 | 0.0717 | 0.3703 |
| 0.55 | 282.0 | 0.1273 | 0.3059 |
| 0.55 | 294.0 | -0.4301 | 0.4301 |
| 0.65 | 66.0 | 0.2173 | 0.4565 |
| 0.65 | 78.0 | 0.3768 | 0.5351 |
| 0.65 | 90.0 | 1.2015 | 0.5501 |
| 0.65 | 102.0 | -0.3404 | 0.4913 |
| 0.65 | 114.0 | 0.0178 | 0.3969 |
| 0.65 | 126.0 | 0.0048 | 0.4041 |
| 0.65 | 138.0 | -0.9105 | 0.3936 |
| 0.65 | 150.0 | 0.1934 | 0.5769 |
| 0.65 | 162.0 | -0.2541 | 0.6246 |
| 0.65 | 198.0 | 0.9764 | 0.6632 |
| 0.65 | 210.0 | 0.2371 | 0.4976 |
| 0.65 | 222.0 | 1.0834 | 0.4155 |
| 0.65 | 234.0 | 0.2747 | 0.3758 |
| 0.65 | 246.0 | -0.4259 | 0.3933 |
| 0.65 | 258.0 | 0.2218 | 0.4121 |
| 0.65 | 270.0 | 0.0688 | 0.407 |
| 0.65 | 282.0 | -0.0564 | 0.4568 |
| 0.65 | 294.0 | 0.3465 | 0.454 |
| 0.65 | 306.0 | -0.9667 | 0.4494 |
| 0.75 | 66.0 | 1.3531 | 0.7217 |
| 0.75 | 78.0 | 2.0026 | 0.6154 |
| 0.75 | 90.0 | 0.1744 | 0.6524 |
| 0.75 | 102.0 | -0.058 | 0.5169 |
| 0.75 | 114.0 | -0.1102 | 0.3803 |
| 0.75 | 126.0 | -0.1229 | 0.3583 |
| 0.75 | 138.0 | -0.3336 | 0.4208 |
| 0.75 | 150.0 | -1.2155 | 0.3969 |
| 0.75 | 162.0 | -0.6431 | 0.5274 |
| 0.75 | 186.0 | 0.485 | 0.6895 |
| 0.75 | 198.0 | 0.5539 | 0.7234 |
| 0.75 | 210.0 | -0.2525 | 0.4066 |
| 0.75 | 222.0 | 0.6314 | 0.418 |
| 0.75 | 234.0 | 0.4775 | 0.3205 |
| 0.75 | 246.0 | 0.1778 | 0.4127 |
| 0.75 | 258.0 | 0.4555 | 0.4092 |
| 0.75 | 270.0 | 0.5949 | 0.6009 |
| 0.75 | 282.0 | 0.3105 | 0.4045 |
| 0.75 | 294.0 | -0.7682 | 0.3592 |
| 0.85 | 90.0 | 0.775 | 0.764 |
| 0.85 | 102.0 | 0.1712 | 0.5861 |
| 0.85 | 114.0 | -1.1827 | 0.4091 |
| 0.85 | 126.0 | -0.0886 | 0.513 |
| 0.85 | 138.0 | -0.9125 | 0.4769 |
| 0.85 | 150.0 | -1.5599 | 0.4376 |
| 0.85 | 198.0 | 0.4463 | 0.5067 |
| 0.85 | 210.0 | 0.3723 | 0.4272 |
| 0.85 | 222.0 | 1.0658 | 0.4756 |
| 0.85 | 234.0 | 0.2424 | 0.3617 |
| 0.85 | 246.0 | 0.7687 | 0.4145 |
| 0.85 | 258.0 | -0.1536 | 0.4454 |
| 0.85 | 270.0 | -0.022 | 0.6264 |
| 0.95 | 114.0 | 0.269 | 0.6272 |
| 0.95 | 126.0 | -0.3745 | 0.5892 |
| 0.95 | 210.0 | 0.5764 | 0.625 |
| 0.95 | 222.0 | 0.9131 | 0.5231 |
| 0.95 | 234.0 | 0.3269 | 0.4557 |
| 0.95 | 246.0 | 0.3793 | 0.5451 |
| 0.95 | 258.0 | -0.6395 | 0.5207 |
Experiment comment: