Measurement E151M2614
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0263 | |
| Q2: | 0.0171 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.6539 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 30.0 | -0.1286 | 0.2262 |
| 0.25 | 42.0 | 0.1746 | 0.2023 |
| 0.25 | 54.0 | 0.1985 | 0.2239 |
| 0.35 | 42.0 | 0.1275 | 0.154 |
| 0.35 | 54.0 | -0.1159 | 0.1708 |
| 0.35 | 66.0 | 0.0899 | 0.2588 |
| 0.45 | 30.0 | -0.0743 | 0.227 |
| 0.45 | 42.0 | -0.1027 | 0.1605 |
| 0.45 | 54.0 | 0.1113 | 0.1476 |
| 0.45 | 66.0 | 0.2737 | 0.1973 |
| 0.45 | 222.0 | -0.4719 | 0.1937 |
| 0.45 | 234.0 | -0.4203 | 0.177 |
| 0.45 | 246.0 | 0.0198 | 0.1924 |
| 0.45 | 258.0 | 0.0502 | 0.2476 |
| 0.55 | 30.0 | -0.0607 | 0.199 |
| 0.55 | 42.0 | -0.2063 | 0.1793 |
| 0.55 | 54.0 | 0.16 | 0.1583 |
| 0.55 | 66.0 | 0.2725 | 0.2463 |
| 0.55 | 150.0 | 0.7094 | 0.1804 |
| 0.55 | 162.0 | -0.2875 | 0.1897 |
| 0.55 | 174.0 | 0.1372 | 0.2358 |
| 0.55 | 210.0 | 0.2253 | 0.2053 |
| 0.55 | 222.0 | -0.1154 | 0.1817 |
| 0.55 | 234.0 | 0.0768 | 0.1603 |
| 0.55 | 246.0 | -0.1621 | 0.1435 |
| 0.55 | 258.0 | -0.1352 | 0.1982 |
| 0.65 | 150.0 | 0.0722 | 0.19 |
| 0.65 | 162.0 | -0.0778 | 0.2206 |
| 0.65 | 210.0 | 0.143 | 0.24 |
| 0.65 | 222.0 | -0.0659 | 0.1537 |
| 0.65 | 234.0 | -0.1135 | 0.1455 |
| 0.65 | 246.0 | 0.0785 | 0.1461 |
| 0.65 | 258.0 | -0.0102 | 0.1905 |
| 0.75 | 150.0 | 0.3774 | 0.2066 |
| 0.75 | 162.0 | -0.2729 | 0.2058 |
| 0.75 | 210.0 | -0.0696 | 0.2646 |
| 0.75 | 222.0 | -0.0074 | 0.1753 |
| 0.75 | 234.0 | -0.0931 | 0.1708 |
| 0.75 | 246.0 | -0.0723 | 0.1542 |
| 0.75 | 258.0 | 0.1827 | 0.1738 |
| 0.85 | 210.0 | 0.0417 | 0.237 |
| 0.85 | 222.0 | -0.2651 | 0.2018 |
| 0.85 | 234.0 | -0.0108 | 0.1792 |
| 0.85 | 246.0 | 0.0548 | 0.1573 |
| 0.85 | 258.0 | -0.252 | 0.188 |
| 0.95 | 234.0 | 0.1143 | 0.2497 |
Experiment comment: