Measurement E151M780
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.3019 | |
| Q2: | 0.101 GeV2 | |
| W: | 1355.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.948 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.15 | 66.0 | 1.8654 | 1.2779 |
| 0.25 | 66.0 | 1.3743 | 0.9539 |
| 0.25 | 294.0 | -0.6607 | 0.7724 |
| 0.25 | 306.0 | 1.7337 | 0.9461 |
| 0.35 | 66.0 | -0.1323 | 0.935 |
| 0.35 | 78.0 | 1.3747 | 1.2127 |
| 0.35 | 282.0 | 0.6392 | 0.9748 |
| 0.35 | 294.0 | -0.0106 | 0.7711 |
| 0.35 | 306.0 | -0.5625 | 0.8201 |
| 0.45 | 66.0 | 0.5748 | 1.0927 |
| 0.45 | 78.0 | 0.1122 | 0.9599 |
| 0.45 | 282.0 | -1.2332 | 0.8853 |
| 0.45 | 294.0 | 0.0532 | 0.7825 |
| 0.55 | 66.0 | -0.3139 | 0.9716 |
| 0.55 | 78.0 | 1.5226 | 1.2145 |
| 0.55 | 102.0 | -0.7299 | 1.2182 |
| 0.55 | 258.0 | -1.0905 | 0.9832 |
| 0.55 | 270.0 | 0.2339 | 0.98 |
| 0.55 | 282.0 | -0.1001 | 0.9642 |
| 0.65 | 66.0 | 0.9751 | 1.2738 |
| 0.65 | 78.0 | -0.4003 | 1.2177 |
| 0.65 | 90.0 | 0.5705 | 1.2373 |
| 0.65 | 102.0 | -2.0359 | 1.1278 |
| 0.65 | 114.0 | 1.0076 | 1.1761 |
| 0.65 | 126.0 | 0.1996 | 1.199 |
| 0.65 | 246.0 | 0.179 | 0.8751 |
| 0.65 | 258.0 | 0.6831 | 0.9589 |
| 0.65 | 270.0 | -0.3072 | 0.7899 |
| 0.65 | 282.0 | -1.4852 | 0.8666 |
| 0.75 | 90.0 | -2.0322 | 0.9951 |
| 0.75 | 102.0 | -0.5749 | 0.8626 |
| 0.75 | 114.0 | 1.5121 | 0.9043 |
| 0.75 | 126.0 | 1.0363 | 1.0519 |
| 0.75 | 138.0 | 0.8658 | 1.3259 |
| 0.75 | 222.0 | 1.0587 | 1.0952 |
| 0.75 | 234.0 | 1.3005 | 1.0085 |
| 0.75 | 246.0 | 0.4264 | 0.8769 |
| 0.75 | 258.0 | 0.0082 | 0.7707 |
| 0.75 | 270.0 | 0.1881 | 0.841 |
| 0.75 | 282.0 | -1.1725 | 0.9851 |
| 0.85 | 90.0 | -0.2873 | 1.5624 |
| 0.85 | 102.0 | 0.2539 | 1.1237 |
| 0.85 | 114.0 | 1.0801 | 1.1138 |
| 0.85 | 126.0 | 1.1014 | 1.0496 |
| 0.85 | 138.0 | -1.9788 | 1.0143 |
| 0.85 | 150.0 | 0.3727 | 1.3821 |
| 0.85 | 162.0 | -1.3364 | 1.419 |
| 0.85 | 210.0 | 0.7623 | 1.5216 |
| 0.85 | 222.0 | 2.4752 | 1.1963 |
| 0.85 | 234.0 | 1.1815 | 0.9682 |
| 0.85 | 246.0 | 0.4577 | 0.8097 |
| 0.85 | 258.0 | -0.0391 | 0.7682 |
| 0.85 | 270.0 | -1.892 | 0.7216 |
| 0.85 | 282.0 | 1.2616 | 1.0136 |
| 0.95 | 126.0 | -2.4221 | 3.5143 |
| 0.95 | 138.0 | 4.9429 | 4.3668 |
| 0.95 | 210.0 | -4.1243 | 3.5436 |
| 0.95 | 222.0 | 7.9165 | 3.5607 |
| 0.95 | 246.0 | -0.3445 | 2.7372 |
| 0.95 | 258.0 | 0.7642 | 2.794 |
| 0.95 | 270.0 | 0.3765 | 2.3905 |
| 0.15 | 306.0 | -0.9193 | 0.4441 |
| 0.25 | 66.0 | 0.551 | 0.4184 |
| 0.25 | 294.0 | -0.3243 | 0.408 |
| 0.25 | 306.0 | 0.4845 | 0.4861 |
| 0.35 | 66.0 | -0.1348 | 0.4225 |
| 0.35 | 78.0 | -0.0738 | 0.4201 |
| 0.35 | 282.0 | 0.3309 | 0.6189 |
| 0.35 | 294.0 | -0.1179 | 0.4254 |
| 0.35 | 306.0 | -0.453 | 0.4829 |
| 0.45 | 66.0 | -0.0667 | 0.4248 |
| 0.45 | 78.0 | 0.171 | 0.3968 |
| 0.45 | 282.0 | 0.5852 | 0.5558 |
| 0.45 | 294.0 | -0.4689 | 0.3764 |
| 0.45 | 306.0 | -0.1841 | 0.5077 |
| 0.55 | 66.0 | 0.1009 | 0.527 |
| 0.55 | 78.0 | 0.141 | 0.4513 |
| 0.55 | 90.0 | 0.5119 | 0.5972 |
| 0.55 | 270.0 | 0.0578 | 0.6123 |
| 0.55 | 282.0 | -0.1696 | 0.48 |
| 0.55 | 294.0 | 0.025 | 0.485 |
| 0.65 | 78.0 | 0.2935 | 0.6362 |
| 0.65 | 90.0 | -0.7542 | 0.5185 |
| 0.65 | 102.0 | 0.1839 | 0.5215 |
| 0.65 | 114.0 | 0.4023 | 0.5097 |
| 0.65 | 126.0 | -1.2751 | 0.4519 |
| 0.65 | 246.0 | -0.5879 | 0.436 |
| 0.65 | 258.0 | 0.5403 | 0.5233 |
| 0.65 | 270.0 | -0.1177 | 0.4843 |
| 0.65 | 282.0 | 1.8247 | 0.575 |
| 0.75 | 90.0 | -0.0752 | 0.5475 |
| 0.75 | 102.0 | -0.0644 | 0.3901 |
| 0.75 | 114.0 | -0.526 | 0.3408 |
| 0.75 | 126.0 | 0.6145 | 0.5547 |
| 0.75 | 138.0 | -0.2422 | 0.6766 |
| 0.75 | 210.0 | -0.9301 | 0.6255 |
| 0.75 | 222.0 | -1.3025 | 0.4409 |
| 0.75 | 234.0 | -0.1653 | 0.4452 |
| 0.75 | 246.0 | -0.2578 | 0.391 |
| 0.75 | 258.0 | -0.8931 | 0.3383 |
| 0.75 | 270.0 | -0.1229 | 0.4383 |
| 0.75 | 282.0 | -0.0345 | 0.627 |
| 0.85 | 90.0 | -0.2008 | 0.5662 |
| 0.85 | 102.0 | 0.0576 | 0.4253 |
| 0.85 | 114.0 | 1.1163 | 0.4627 |
| 0.85 | 126.0 | 0.2661 | 0.4878 |
| 0.85 | 138.0 | 0.4801 | 0.5486 |
| 0.85 | 150.0 | 1.029 | 0.807 |
| 0.85 | 222.0 | 0.1828 | 0.575 |
| 0.85 | 234.0 | -0.7927 | 0.5185 |
| 0.85 | 246.0 | 0.9144 | 0.4557 |
| 0.85 | 258.0 | 0.626 | 0.4048 |
| 0.85 | 270.0 | 0.1953 | 0.4225 |
| 0.85 | 282.0 | -0.1942 | 0.4637 |
| 0.95 | 114.0 | -0.8596 | 0.8443 |
| 0.95 | 126.0 | 0.614 | 1.1225 |
| 0.95 | 138.0 | 1.9165 | 1.0835 |
| 0.95 | 150.0 | -0.1053 | 1.1587 |
| 0.95 | 210.0 | 0.9873 | 1.2283 |
| 0.95 | 222.0 | 1.3184 | 1.0414 |
| 0.95 | 234.0 | -0.9969 | 0.906 |
| 0.95 | 246.0 | -1.0616 | 0.7154 |
| 0.95 | 258.0 | -1.513 | 0.5995 |
| 0.95 | 270.0 | 1.9713 | 0.8153 |
Experiment comment: