Measurement E151M612
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1032 | |
| Q2: | 0.0707 GeV2 | |
| W: | 1505.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.877 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.15 | 66.0 | -0.0022 | 0.6487 |
| 0.25 | 66.0 | 0.4096 | 0.6051 |
| 0.25 | 78.0 | -0.725 | 0.4637 |
| 0.25 | 282.0 | -0.1223 | 0.5249 |
| 0.25 | 294.0 | -0.3928 | 0.4626 |
| 0.25 | 306.0 | -0.2204 | 0.6565 |
| 0.35 | 66.0 | -0.4897 | 0.433 |
| 0.35 | 78.0 | 0.3737 | 0.4827 |
| 0.35 | 90.0 | -0.6248 | 0.4771 |
| 0.35 | 270.0 | 0.7674 | 0.5808 |
| 0.35 | 282.0 | 0.1778 | 0.4199 |
| 0.35 | 294.0 | 0.0953 | 0.4891 |
| 0.35 | 306.0 | 0.4472 | 0.6633 |
| 0.35 | 330.0 | -0.529 | 0.5689 |
| 0.45 | 66.0 | -0.3701 | 0.4777 |
| 0.45 | 78.0 | 0.2248 | 0.4409 |
| 0.45 | 90.0 | 0.2051 | 0.5006 |
| 0.45 | 102.0 | -0.7357 | 0.5631 |
| 0.45 | 114.0 | 0.5357 | 0.7001 |
| 0.45 | 126.0 | -0.4094 | 0.5878 |
| 0.45 | 258.0 | 0.7842 | 0.4863 |
| 0.45 | 270.0 | 0.3097 | 0.3915 |
| 0.45 | 282.0 | 0.314 | 0.4377 |
| 0.45 | 294.0 | -0.2415 | 0.3981 |
| 0.45 | 306.0 | -1.3359 | 0.4597 |
| 0.55 | 66.0 | -0.525 | 0.638 |
| 0.55 | 78.0 | 0.1387 | 0.4551 |
| 0.55 | 90.0 | -1.4513 | 0.4132 |
| 0.55 | 102.0 | -0.2067 | 0.5191 |
| 0.55 | 114.0 | -0.2697 | 0.4988 |
| 0.55 | 126.0 | 0.0206 | 0.4727 |
| 0.55 | 138.0 | -1.0363 | 0.4403 |
| 0.55 | 198.0 | 0.2763 | 0.709 |
| 0.55 | 210.0 | 1.6005 | 0.6662 |
| 0.55 | 222.0 | 0.4734 | 0.6795 |
| 0.55 | 234.0 | 0.0717 | 0.5277 |
| 0.55 | 246.0 | 1.5207 | 0.4778 |
| 0.55 | 258.0 | 0.8277 | 0.4719 |
| 0.55 | 270.0 | 1.1325 | 0.4785 |
| 0.55 | 282.0 | 0.3259 | 0.3607 |
| 0.55 | 294.0 | 0.5116 | 0.5312 |
| 0.55 | 306.0 | 1.9293 | 0.6093 |
| 0.65 | 66.0 | 0.2867 | 0.4674 |
| 0.65 | 78.0 | -0.5229 | 0.5 |
| 0.65 | 90.0 | 0.3779 | 0.6585 |
| 0.65 | 102.0 | -0.1303 | 0.6044 |
| 0.65 | 114.0 | 0.3119 | 0.4534 |
| 0.65 | 126.0 | -0.1374 | 0.3963 |
| 0.65 | 138.0 | 0.4102 | 0.6118 |
| 0.65 | 150.0 | -0.0466 | 0.6169 |
| 0.65 | 198.0 | 0.3879 | 0.5586 |
| 0.65 | 210.0 | 0.1813 | 0.5182 |
| 0.65 | 222.0 | 1.5555 | 0.439 |
| 0.65 | 234.0 | 0.1809 | 0.4312 |
| 0.65 | 246.0 | 0.9532 | 0.5658 |
| 0.65 | 258.0 | -0.4141 | 0.5247 |
| 0.65 | 270.0 | 0.4185 | 0.5356 |
| 0.65 | 282.0 | -0.443 | 0.4614 |
| 0.65 | 294.0 | 0.5994 | 0.4649 |
| 0.65 | 306.0 | 0.1122 | 0.589 |
| 0.75 | 66.0 | 0.5023 | 0.6781 |
| 0.75 | 102.0 | -0.8078 | 0.442 |
| 0.75 | 114.0 | -0.4363 | 0.3888 |
| 0.75 | 126.0 | 0.2845 | 0.4356 |
| 0.75 | 138.0 | -1.0373 | 0.3776 |
| 0.75 | 150.0 | -0.6228 | 0.5106 |
| 0.75 | 198.0 | 1.0228 | 0.5864 |
| 0.75 | 210.0 | 1.1521 | 0.4858 |
| 0.75 | 222.0 | 0.3478 | 0.4242 |
| 0.75 | 234.0 | 0.439 | 0.3838 |
| 0.75 | 246.0 | 0.8933 | 0.4407 |
| 0.75 | 258.0 | 0.451 | 0.6636 |
| 0.75 | 270.0 | -0.6793 | 0.5333 |
| 0.75 | 282.0 | 0.2012 | 0.4283 |
| 0.75 | 294.0 | 0.8739 | 0.5053 |
| 0.85 | 90.0 | -0.5313 | 0.572 |
| 0.85 | 102.0 | -0.2428 | 0.4781 |
| 0.85 | 114.0 | -1.1072 | 0.443 |
| 0.85 | 126.0 | -0.1456 | 0.5895 |
| 0.85 | 138.0 | -0.7017 | 0.4543 |
| 0.85 | 198.0 | 0.824 | 0.6697 |
| 0.85 | 210.0 | 0.9389 | 0.5093 |
| 0.85 | 222.0 | 0.2463 | 0.4287 |
| 0.85 | 234.0 | 0.6851 | 0.4043 |
| 0.85 | 246.0 | 1.5233 | 0.3868 |
| 0.85 | 258.0 | 1.4084 | 0.444 |
| 0.95 | 114.0 | -1.1465 | 0.37 |
| 0.95 | 126.0 | 0.0122 | 0.6108 |
| 0.95 | 222.0 | 0.4873 | 0.5077 |
| 0.95 | 234.0 | -0.2277 | 0.4915 |
| 0.95 | 246.0 | 0.2786 | 0.5777 |
Experiment comment: