Measurement E151M3295
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1924 | |
| Q2: | 0.1435 GeV2 | |
| W: | 1505.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.889 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.45 | 294.0 | -0.0632 | 0.2617 |
| 0.55 | 114.0 | -0.0438 | 0.2169 |
| 0.55 | 282.0 | -0.4953 | 0.2107 |
| 0.65 | 102.0 | -0.005 | 0.2476 |
| 0.65 | 114.0 | -0.435 | 0.2015 |
| 0.65 | 126.0 | 0.2746 | 0.2481 |
| 0.65 | 138.0 | 0.0294 | 0.2271 |
| 0.65 | 222.0 | -0.066 | 0.2327 |
| 0.65 | 234.0 | -0.2535 | 0.2165 |
| 0.65 | 294.0 | -0.1626 | 0.2422 |
| 0.75 | 102.0 | 0.0218 | 0.222 |
| 0.75 | 114.0 | 0.1845 | 0.2162 |
| 0.75 | 126.0 | 0.3552 | 0.2016 |
| 0.75 | 210.0 | -0.2176 | 0.2545 |
| 0.75 | 222.0 | 0.2455 | 0.2337 |
| 0.75 | 234.0 | 0.1327 | 0.2237 |
| 0.75 | 246.0 | -0.2181 | 0.2109 |
| 0.75 | 258.0 | -0.1597 | 0.2501 |
| 0.85 | 78.0 | 0.1622 | 0.2175 |
| 0.85 | 114.0 | 0.4883 | 0.2298 |
| 0.85 | 126.0 | -0.2109 | 0.2639 |
| 0.85 | 138.0 | 0.149 | 0.2447 |
| 0.85 | 222.0 | -0.2122 | 0.2199 |
| 0.85 | 234.0 | -0.0674 | 0.2295 |
| 0.85 | 246.0 | -0.045 | 0.2049 |
| 0.85 | 258.0 | -0.2944 | 0.2422 |
| 0.95 | 102.0 | 0.1623 | 0.2334 |
| 0.95 | 234.0 | 0.5314 | 0.2047 |
| 0.95 | 246.0 | -0.3047 | 0.237 |
| 0.95 | 258.0 | 0.0185 | 0.2224 |
| 0.95 | 270.0 | -0.149 | 0.2245 |
| 0.25 | 66.0 | -0.4929 | 0.2064 |
| 0.25 | 78.0 | -0.3731 | 0.2407 |
| 0.25 | 294.0 | -0.0554 | 0.249 |
| 0.35 | 282.0 | -0.0123 | 0.2358 |
| 0.35 | 294.0 | -0.3414 | 0.2287 |
| 0.45 | 270.0 | 0.1749 | 0.2477 |
| 0.45 | 282.0 | -0.1429 | 0.2091 |
| 0.45 | 294.0 | -0.1426 | 0.2218 |
| 0.55 | 114.0 | 0.0953 | 0.2321 |
| 0.65 | 102.0 | -0.1825 | 0.2474 |
| 0.65 | 114.0 | 0.09 | 0.1965 |
| 0.65 | 126.0 | -0.2496 | 0.2168 |
| 0.65 | 138.0 | -0.2924 | 0.238 |
| 0.65 | 222.0 | -0.133 | 0.2576 |
| 0.65 | 234.0 | -0.1292 | 0.2213 |
| 0.65 | 246.0 | 0.0194 | 0.2112 |
| 0.65 | 294.0 | -0.1742 | 0.2294 |
| 0.75 | 102.0 | 0.4533 | 0.2103 |
| 0.75 | 114.0 | 0.3259 | 0.1961 |
| 0.75 | 126.0 | 0.0153 | 0.2226 |
| 0.75 | 138.0 | -0.0722 | 0.2462 |
| 0.75 | 210.0 | 0.2986 | 0.2518 |
| 0.75 | 222.0 | 0.2222 | 0.2221 |
| 0.75 | 234.0 | -0.2546 | 0.2022 |
| 0.75 | 246.0 | -0.3401 | 0.205 |
| 0.75 | 258.0 | 0.1107 | 0.2166 |
| 0.85 | 78.0 | 0.187 | 0.2253 |
| 0.85 | 90.0 | 0.1466 | 0.2488 |
| 0.85 | 126.0 | -0.1536 | 0.2491 |
| 0.85 | 222.0 | 0.2099 | 0.2566 |
| 0.85 | 234.0 | -0.0936 | 0.2059 |
| 0.85 | 246.0 | 0.05 | 0.2289 |
| 0.85 | 258.0 | -0.0159 | 0.24 |
| 0.95 | 90.0 | -0.5019 | 0.2333 |
| 0.95 | 258.0 | -0.5163 | 0.2321 |
| 0.95 | 270.0 | 0.0861 | 0.215 |
Experiment comment: