Measurement E151M2783
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1394 | |
| Q2: | 0.0707 GeV2 | |
| W: | 1415.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.7955 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.25 | 42.0 | 0.0261 | 0.37 |
| 0.35 | 42.0 | 0.3695 | 0.3926 |
| 0.55 | 234.0 | 0.4777 | 0.2537 |
| 0.55 | 246.0 | -0.1535 | 0.3416 |
| 0.55 | 258.0 | 0.2533 | 0.3011 |
| 0.65 | 126.0 | 0.0743 | 0.3171 |
| 0.65 | 138.0 | -0.4942 | 0.3058 |
| 0.65 | 222.0 | -0.3582 | 0.2939 |
| 0.65 | 234.0 | -0.4117 | 0.2772 |
| 0.65 | 246.0 | -0.0625 | 0.2974 |
| 0.65 | 258.0 | 0.0382 | 0.3 |
| 0.75 | 114.0 | -0.0317 | 0.2958 |
| 0.75 | 126.0 | 0.2721 | 0.3265 |
| 0.75 | 138.0 | 0.3054 | 0.3062 |
| 0.75 | 150.0 | -0.1763 | 0.324 |
| 0.75 | 210.0 | 0.1467 | 0.3671 |
| 0.75 | 222.0 | -0.4209 | 0.2255 |
| 0.75 | 234.0 | -0.3973 | 0.2482 |
| 0.75 | 246.0 | 0.3094 | 0.254 |
| 0.75 | 258.0 | -0.0849 | 0.277 |
| 0.75 | 270.0 | -0.0227 | 0.3394 |
| 0.85 | 126.0 | 0.1881 | 0.3167 |
| 0.85 | 150.0 | 0.0714 | 0.2968 |
| 0.85 | 222.0 | 0.2901 | 0.3332 |
| 0.85 | 234.0 | 0.1525 | 0.2961 |
| 0.85 | 246.0 | -0.3557 | 0.2103 |
| 0.85 | 258.0 | -0.1371 | 0.23 |
| 0.85 | 270.0 | -0.1596 | 0.3083 |
| 0.95 | 114.0 | 0.3043 | 0.3519 |
| 0.95 | 234.0 | 0.0872 | 0.376 |
| 0.95 | 246.0 | -0.1246 | 0.3171 |
| 0.95 | 258.0 | -0.1178 | 0.3494 |
| 0.95 | 270.0 | 0.0386 | 0.3074 |
| 0.15 | 30.0 | -0.1002 | 0.2691 |
| 0.55 | 234.0 | -0.0944 | 0.2287 |
| 0.55 | 246.0 | 0.0939 | 0.2473 |
| 0.55 | 258.0 | -0.3089 | 0.2193 |
| 0.65 | 126.0 | -0.0835 | 0.267 |
| 0.65 | 138.0 | -0.286 | 0.204 |
| 0.65 | 150.0 | -0.1263 | 0.2457 |
| 0.65 | 222.0 | -0.1254 | 0.2101 |
| 0.65 | 234.0 | -0.2272 | 0.2008 |
| 0.65 | 246.0 | -0.0387 | 0.1999 |
| 0.65 | 258.0 | -0.3587 | 0.2178 |
| 0.75 | 114.0 | -0.0365 | 0.2401 |
| 0.75 | 126.0 | 0.3235 | 0.1787 |
| 0.75 | 138.0 | -0.101 | 0.2417 |
| 0.75 | 150.0 | -0.0703 | 0.2603 |
| 0.75 | 162.0 | -0.0072 | 0.2732 |
| 0.75 | 222.0 | 0.489 | 0.2195 |
| 0.75 | 234.0 | -0.1723 | 0.1913 |
| 0.75 | 246.0 | -0.2076 | 0.2353 |
| 0.75 | 258.0 | 0.0198 | 0.1875 |
| 0.75 | 270.0 | -0.219 | 0.2777 |
| 0.85 | 102.0 | -0.1757 | 0.2629 |
| 0.85 | 126.0 | 0.3099 | 0.2429 |
| 0.85 | 138.0 | 0.1499 | 0.1952 |
| 0.85 | 150.0 | -0.2973 | 0.2667 |
| 0.85 | 162.0 | -0.1014 | 0.2849 |
| 0.85 | 222.0 | -0.0827 | 0.2235 |
| 0.85 | 234.0 | 0.422 | 0.227 |
| 0.85 | 246.0 | -0.298 | 0.1848 |
| 0.85 | 258.0 | -0.123 | 0.1834 |
| 0.85 | 270.0 | -0.1582 | 0.1717 |
| 0.95 | 102.0 | 0.2924 | 0.2516 |
| 0.95 | 114.0 | 0.4345 | 0.2053 |
| 0.95 | 246.0 | -0.0373 | 0.2675 |
| 0.95 | 258.0 | -0.2118 | 0.201 |
| 0.95 | 270.0 | -0.0863 | 0.2304 |
Experiment comment: