Measurement E151M2800
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0862 | |
| Q2: | 0.0496 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.7797 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 42.0 | 0.2296 | 0.2228 |
| 0.45 | 30.0 | 0.0486 | 0.2718 |
| 0.45 | 42.0 | 0.2119 | 0.2716 |
| 0.55 | 138.0 | 0.465 | 0.2655 |
| 0.55 | 150.0 | 0.0954 | 0.2719 |
| 0.55 | 222.0 | 0.0405 | 0.2713 |
| 0.55 | 234.0 | 0.0977 | 0.2047 |
| 0.55 | 246.0 | -0.2472 | 0.2196 |
| 0.65 | 126.0 | 0.0263 | 0.2007 |
| 0.65 | 138.0 | 0.4224 | 0.1762 |
| 0.65 | 150.0 | 0.2298 | 0.2361 |
| 0.65 | 210.0 | 0.3069 | 0.2532 |
| 0.65 | 222.0 | -0.0673 | 0.2154 |
| 0.65 | 234.0 | 0.1403 | 0.1814 |
| 0.65 | 246.0 | 0.0633 | 0.1736 |
| 0.75 | 126.0 | 0.3489 | 0.2026 |
| 0.75 | 138.0 | 0.1138 | 0.1877 |
| 0.75 | 150.0 | 0.1713 | 0.2061 |
| 0.75 | 222.0 | -0.2352 | 0.1925 |
| 0.75 | 234.0 | -0.1483 | 0.2391 |
| 0.75 | 246.0 | -0.0693 | 0.1845 |
| 0.75 | 258.0 | -0.1 | 0.2281 |
| 0.85 | 126.0 | -0.3541 | 0.24 |
| 0.85 | 138.0 | -0.2018 | 0.2775 |
| 0.85 | 222.0 | 0.178 | 0.2008 |
| 0.85 | 234.0 | 0.412 | 0.1869 |
| 0.85 | 246.0 | 0.1035 | 0.1885 |
| 0.85 | 258.0 | -0.0001 | 0.2277 |
| 0.85 | 270.0 | 0.4443 | 0.2642 |
| 0.95 | 114.0 | 0.0512 | 0.2651 |
| 0.95 | 126.0 | 0.134 | 0.225 |
| 0.95 | 234.0 | 0.2762 | 0.2435 |
| 0.95 | 246.0 | -1.0044 | 1.0044 |
| 0.95 | 258.0 | -0.0479 | 0.2335 |
| 0.95 | 270.0 | 0.2256 | 0.2677 |
| 0.35 | 30.0 | -0.2984 | 0.3342 |
| 0.35 | 42.0 | 0.2288 | 0.2565 |
| 0.45 | 42.0 | 0.5301 | 0.2615 |
| 0.45 | 234.0 | -0.238 | 0.3976 |
| 0.45 | 246.0 | -0.0192 | 0.4129 |
| 0.55 | 126.0 | -0.1059 | 0.3607 |
| 0.55 | 222.0 | -0.5238 | 0.2792 |
| 0.55 | 234.0 | 0.0883 | 0.3695 |
| 0.55 | 246.0 | 0.2608 | 0.2996 |
| 0.65 | 126.0 | -0.2351 | 0.2961 |
| 0.65 | 138.0 | 0.0397 | 0.3649 |
| 0.65 | 150.0 | -0.028 | 0.2972 |
| 0.65 | 162.0 | -0.1255 | 0.3553 |
| 0.65 | 210.0 | -0.0273 | 0.3599 |
| 0.65 | 222.0 | 0.4101 | 0.2619 |
| 0.65 | 234.0 | -0.3704 | 0.2526 |
| 0.65 | 246.0 | -0.1598 | 0.2782 |
| 0.65 | 258.0 | -0.0256 | 0.3283 |
| 0.75 | 126.0 | -0.0244 | 0.2843 |
| 0.75 | 138.0 | -0.0298 | 0.3034 |
| 0.75 | 150.0 | 0.218 | 0.3073 |
| 0.75 | 198.0 | -0.7543 | 0.2148 |
| 0.75 | 210.0 | -0.6335 | 0.2245 |
| 0.75 | 222.0 | 0.2133 | 0.2977 |
| 0.75 | 234.0 | 0.0538 | 0.2825 |
| 0.75 | 246.0 | -0.153 | 0.2763 |
| 0.75 | 258.0 | 0.2131 | 0.3142 |
| 0.85 | 102.0 | 0.1848 | 0.3373 |
| 0.85 | 126.0 | 0.1626 | 0.4224 |
| 0.85 | 150.0 | -1.0326 | 1.0326 |
| 0.85 | 210.0 | -0.7228 | 0.2336 |
| 0.85 | 222.0 | 0.3501 | 0.2699 |
| 0.85 | 234.0 | 0.0652 | 0.2933 |
| 0.85 | 246.0 | -0.0758 | 0.2504 |
| 0.85 | 258.0 | -0.3329 | 0.2613 |
| 0.85 | 270.0 | -0.3229 | 0.284 |
| 0.95 | 234.0 | 0.1987 | 0.3519 |
| 0.95 | 246.0 | 0.0341 | 0.3233 |
| 0.95 | 258.0 | 0.3844 | 0.2919 |
Experiment comment: