Measurement E151M2060
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.251 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.8939 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.35 | 282.0 | 2.4618 | 1.0156 |
| 0.35 | 294.0 | -0.4886 | 1.0152 |
| 0.55 | 102.0 | -0.0661 | 1.2982 |
| 0.55 | 306.0 | 0.6166 | 1.1251 |
| 0.65 | 102.0 | -2.1633 | 1.1259 |
| 0.65 | 114.0 | 1.2619 | 1.1177 |
| 0.65 | 126.0 | -1.5245 | 1.419 |
| 0.65 | 246.0 | 0.1293 | 1.0753 |
| 0.75 | 90.0 | -1.9068 | 1.2031 |
| 0.75 | 102.0 | -0.4893 | 1.2679 |
| 0.75 | 114.0 | -1.1998 | 1.3733 |
| 0.75 | 126.0 | -1.283 | 1.2265 |
| 0.75 | 210.0 | -1.3365 | 1.3585 |
| 0.75 | 222.0 | 0.489 | 1.1836 |
| 0.75 | 234.0 | 1.701 | 1.2613 |
| 0.75 | 246.0 | -0.7841 | 1.1141 |
| 0.75 | 258.0 | 0.9885 | 1.0302 |
| 0.85 | 78.0 | -1.7968 | 1.3604 |
| 0.85 | 114.0 | 1.4751 | 1.5956 |
| 0.85 | 126.0 | -2.7887 | 1.5207 |
| 0.85 | 234.0 | 0.4569 | 1.4055 |
| 0.85 | 246.0 | -0.2717 | 1.4284 |
| 0.85 | 258.0 | -0.3567 | 1.3495 |
| 0.85 | 282.0 | 0.9049 | 1.2997 |
| 0.95 | 78.0 | 1.8502 | 4.6809 |
| 0.95 | 222.0 | 3.7362 | 4.028 |
| 0.95 | 246.0 | -1.2801 | 3.8051 |
| 0.95 | 258.0 | 10.3083 | 10.3083 |
| 0.95 | 270.0 | -2.5595 | 3.3192 |
| 0.95 | 282.0 | 1.8238 | 3.0235 |
| 0.25 | 282.0 | -0.0946 | 0.7228 |
| 0.25 | 294.0 | 0.643 | 0.6409 |
| 0.25 | 306.0 | -1.5288 | 0.5409 |
| 0.35 | 282.0 | 0.0498 | 0.6817 |
| 0.35 | 294.0 | -1.0143 | 0.6443 |
| 0.45 | 282.0 | -0.3107 | 0.7016 |
| 0.45 | 294.0 | 0.8731 | 0.6207 |
| 0.55 | 102.0 | -0.0161 | 0.7095 |
| 0.55 | 114.0 | 0.2847 | 0.7872 |
| 0.55 | 282.0 | 0.7455 | 0.6005 |
| 0.55 | 294.0 | 1.6387 | 0.6061 |
| 0.55 | 306.0 | 0.478 | 0.6717 |
| 0.65 | 102.0 | 1.0077 | 0.5826 |
| 0.65 | 114.0 | -0.8474 | 0.6171 |
| 0.65 | 126.0 | 0.5154 | 0.8297 |
| 0.65 | 234.0 | 0.187 | 0.839 |
| 0.65 | 246.0 | 0.4972 | 0.6838 |
| 0.65 | 258.0 | 0.0163 | 0.8445 |
| 0.65 | 270.0 | -2.059 | 0.6094 |
| 0.75 | 102.0 | 0.0283 | 0.6192 |
| 0.75 | 114.0 | 0.5417 | 0.6905 |
| 0.75 | 126.0 | 0.9736 | 0.6649 |
| 0.75 | 138.0 | 0.4333 | 0.7708 |
| 0.75 | 210.0 | 1.5255 | 0.7702 |
| 0.75 | 222.0 | 2.0733 | 0.7058 |
| 0.75 | 234.0 | 0.1089 | 0.7089 |
| 0.75 | 246.0 | -0.2716 | 0.6693 |
| 0.75 | 258.0 | 0.9241 | 0.6371 |
| 0.85 | 114.0 | 0.0453 | 0.7211 |
| 0.85 | 126.0 | -0.4944 | 0.8726 |
| 0.85 | 222.0 | 0.9121 | 0.8277 |
| 0.85 | 234.0 | 1.0798 | 0.8176 |
| 0.85 | 246.0 | -0.1882 | 0.7735 |
| 0.85 | 258.0 | 0.0972 | 0.643 |
| 0.85 | 270.0 | 0.2471 | 0.7212 |
| 0.95 | 234.0 | 1.617 | 1.2243 |
| 0.95 | 246.0 | -0.2447 | 1.4036 |
| 0.95 | 258.0 | 0.6471 | 1.1621 |
| 0.95 | 270.0 | -1.0092 | 1.0943 |
| 0.95 | 282.0 | -1.6289 | 1.1602 |
Experiment comment: