Measurement E151M2184
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.8951 | |
| Q2: | 0.2445 GeV2 | |
| W: | 1265.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9667 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.05 | 66.0 | 0.0776 | 0.6166 |
| 0.15 | 54.0 | -0.8755 | 0.7631 |
| 0.15 | 66.0 | -1.1585 | 0.4602 |
| 0.25 | 54.0 | 0.4915 | 0.7443 |
| 0.25 | 66.0 | -0.724 | 0.4851 |
| 0.25 | 294.0 | 1.2837 | 0.673 |
| 0.35 | 54.0 | 1.9069 | 0.7126 |
| 0.35 | 66.0 | -0.3339 | 0.5061 |
| 0.35 | 78.0 | -0.0146 | 0.772 |
| 0.35 | 294.0 | -0.288 | 0.6371 |
| 0.45 | 66.0 | 0.2476 | 0.719 |
| 0.45 | 78.0 | -0.0089 | 0.7542 |
| 0.45 | 282.0 | 0.8301 | 0.5472 |
| 0.45 | 294.0 | 0.9551 | 0.5418 |
| 0.55 | 78.0 | -0.5204 | 0.6584 |
| 0.55 | 90.0 | 0.4198 | 0.7445 |
| 0.55 | 270.0 | -0.0746 | 0.5558 |
| 0.55 | 282.0 | -0.0541 | 0.4511 |
| 0.55 | 294.0 | 0.1501 | 0.5367 |
| 0.65 | 66.0 | 0.1362 | 0.5936 |
| 0.65 | 78.0 | 0.0173 | 0.5077 |
| 0.65 | 90.0 | -0.3038 | 0.5264 |
| 0.65 | 102.0 | 0.141 | 0.6448 |
| 0.65 | 258.0 | 0.1809 | 0.7505 |
| 0.65 | 270.0 | -0.0457 | 0.4221 |
| 0.65 | 282.0 | 0.026 | 0.3607 |
| 0.65 | 294.0 | 0.6273 | 0.4183 |
| 0.65 | 306.0 | 0.259 | 0.5461 |
| 0.75 | 66.0 | 0.2022 | 0.4483 |
| 0.75 | 78.0 | 0.3763 | 0.4014 |
| 0.75 | 90.0 | 0.1373 | 0.422 |
| 0.75 | 102.0 | 0.8564 | 0.4614 |
| 0.75 | 114.0 | 0.6187 | 0.7768 |
| 0.75 | 246.0 | -0.6959 | 0.8023 |
| 0.75 | 258.0 | 0.4582 | 0.4786 |
| 0.75 | 270.0 | -0.2084 | 0.4475 |
| 0.75 | 282.0 | -0.0983 | 0.3902 |
| 0.75 | 294.0 | -0.1827 | 0.3522 |
| 0.75 | 306.0 | 0.2248 | 0.4926 |
| 0.85 | 54.0 | 1.1942 | 0.6238 |
| 0.85 | 66.0 | -0.2244 | 0.3637 |
| 0.85 | 78.0 | 0.0482 | 0.367 |
| 0.85 | 90.0 | -0.0378 | 0.3911 |
| 0.85 | 102.0 | 0.5121 | 0.3774 |
| 0.85 | 114.0 | 0.0879 | 0.4894 |
| 0.85 | 126.0 | 0.8292 | 0.7097 |
| 0.85 | 234.0 | 0.1989 | 0.7581 |
| 0.85 | 246.0 | 0.4331 | 0.4366 |
| 0.85 | 258.0 | -0.2798 | 0.4337 |
| 0.85 | 270.0 | 0.0834 | 0.4391 |
| 0.85 | 282.0 | 0.0683 | 0.385 |
| 0.85 | 294.0 | -0.0665 | 0.3771 |
| 0.85 | 306.0 | 0.4398 | 0.3867 |
| 0.85 | 318.0 | 0.8963 | 0.6381 |
| 0.95 | 42.0 | -0.5506 | 0.6515 |
| 0.95 | 54.0 | 0.8133 | 0.5898 |
| 0.95 | 66.0 | 0.5558 | 0.4267 |
| 0.95 | 78.0 | 0.5287 | 0.4435 |
| 0.95 | 90.0 | -0.8446 | 0.4534 |
| 0.95 | 102.0 | 0.7431 | 0.4048 |
| 0.95 | 114.0 | -0.2792 | 0.3988 |
| 0.95 | 126.0 | -0.5921 | 0.4719 |
| 0.95 | 138.0 | 0.5709 | 0.5671 |
| 0.95 | 150.0 | 0.4728 | 0.6568 |
| 0.95 | 162.0 | 1.0053 | 0.7943 |
| 0.95 | 210.0 | -0.9682 | 0.7599 |
| 0.95 | 222.0 | 0.0234 | 0.7082 |
| 0.95 | 234.0 | -1.2575 | 0.5515 |
| 0.95 | 246.0 | -0.7648 | 0.5415 |
| 0.95 | 258.0 | 0.7486 | 0.4762 |
| 0.95 | 270.0 | 0.6584 | 0.4534 |
| 0.95 | 282.0 | 0.3781 | 0.4076 |
| 0.95 | 294.0 | 1.1256 | 0.4111 |
| 0.95 | 306.0 | 0.9604 | 0.5088 |
| 0.95 | 318.0 | 1.0015 | 0.5589 |
Experiment comment: