Measurement E151M2951
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.4181 | |
| Q2: | 0.101 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9476 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.05 | 306.0 | 0.4571 | 0.2036 |
| 0.15 | 66.0 | -0.0537 | 0.2752 |
| 0.15 | 306.0 | 0.312 | 0.2101 |
| 0.15 | 318.0 | 0.2563 | 0.2732 |
| 0.25 | 66.0 | 0.0715 | 0.1933 |
| 0.25 | 78.0 | -0.1057 | 0.249 |
| 0.25 | 294.0 | -0.172 | 0.2282 |
| 0.25 | 306.0 | -0.6105 | 0.2043 |
| 0.35 | 66.0 | -0.0202 | 0.1663 |
| 0.35 | 78.0 | 0.4228 | 0.1787 |
| 0.35 | 282.0 | 0.3885 | 0.2536 |
| 0.35 | 294.0 | 0.1454 | 0.2129 |
| 0.35 | 306.0 | -0.5366 | 0.2076 |
| 0.45 | 66.0 | 0.0674 | 0.1524 |
| 0.45 | 78.0 | -0.1873 | 0.1458 |
| 0.45 | 90.0 | -0.0684 | 0.2656 |
| 0.45 | 270.0 | -0.0827 | 0.2555 |
| 0.45 | 282.0 | -0.3692 | 0.2378 |
| 0.45 | 294.0 | 0.3383 | 0.2405 |
| 0.55 | 66.0 | 0.3563 | 0.1762 |
| 0.55 | 78.0 | 0.481 | 0.1478 |
| 0.55 | 90.0 | 0.0148 | 0.2306 |
| 0.55 | 258.0 | -0.2353 | 0.252 |
| 0.55 | 270.0 | -0.1791 | 0.1883 |
| 0.55 | 282.0 | 0.111 | 0.1977 |
| 0.55 | 294.0 | -0.1896 | 0.2588 |
| 0.65 | 78.0 | 0.0778 | 0.2368 |
| 0.65 | 90.0 | 0.3128 | 0.2584 |
| 0.65 | 102.0 | 0.0925 | 0.2666 |
| 0.65 | 114.0 | -0.1873 | 0.2651 |
| 0.65 | 246.0 | 0.1136 | 0.2406 |
| 0.65 | 258.0 | -0.2113 | 0.1549 |
| 0.65 | 270.0 | 0.1166 | 0.1628 |
| 0.65 | 282.0 | -0.0923 | 0.1858 |
| 0.75 | 90.0 | -0.4037 | 0.1993 |
| 0.75 | 102.0 | 0.0188 | 0.1594 |
| 0.75 | 114.0 | 0.1238 | 0.1656 |
| 0.75 | 126.0 | 0.0389 | 0.192 |
| 0.75 | 138.0 | -0.4992 | 0.2294 |
| 0.75 | 234.0 | -0.0526 | 0.2089 |
| 0.75 | 246.0 | -0.016 | 0.1608 |
| 0.75 | 258.0 | 0.0619 | 0.1688 |
| 0.75 | 270.0 | -0.0406 | 0.1403 |
| 0.75 | 282.0 | -0.3581 | 0.1587 |
| 0.85 | 90.0 | 0.1219 | 0.1743 |
| 0.85 | 102.0 | 0.1105 | 0.1374 |
| 0.85 | 114.0 | 0.0396 | 0.1291 |
| 0.85 | 126.0 | 0.0422 | 0.1443 |
| 0.85 | 138.0 | 0.3628 | 0.1493 |
| 0.85 | 150.0 | -0.0771 | 0.1887 |
| 0.85 | 162.0 | 0.1947 | 0.2371 |
| 0.85 | 234.0 | -0.003 | 0.1673 |
| 0.85 | 246.0 | -0.0004 | 0.1574 |
| 0.85 | 258.0 | 0.0047 | 0.1458 |
| 0.85 | 270.0 | 0.0692 | 0.1475 |
| 0.85 | 282.0 | -0.1375 | 0.1676 |
| 0.95 | 102.0 | 0.0598 | 0.2244 |
| 0.95 | 114.0 | -0.1151 | 0.1753 |
| 0.95 | 126.0 | -0.0806 | 0.1741 |
| 0.95 | 138.0 | 0.3419 | 0.1988 |
| 0.95 | 150.0 | 0.1481 | 0.1884 |
| 0.95 | 162.0 | -0.0015 | 0.2046 |
| 0.95 | 174.0 | -0.4975 | 0.2081 |
| 0.95 | 210.0 | -0.5498 | 0.2315 |
| 0.95 | 222.0 | 0.44 | 0.1953 |
| 0.95 | 234.0 | 0.3923 | 0.2265 |
| 0.95 | 246.0 | -0.0489 | 0.2128 |
| 0.95 | 258.0 | 0.0143 | 0.2045 |
| 0.95 | 270.0 | 0.0308 | 0.1953 |
Experiment comment: