Measurement E151M2793
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0273 | |
| Q2: | 0.0143 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.8069 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.45 | 42.0 | 0.3086 | 0.3402 |
| 0.45 | 222.0 | 0.5346 | 0.2448 |
| 0.45 | 234.0 | -0.0004 | 0.3502 |
| 0.55 | 18.0 | 0.0009 | 0.3603 |
| 0.55 | 30.0 | 0.7623 | 0.1737 |
| 0.55 | 42.0 | -0.5239 | 0.2232 |
| 0.55 | 138.0 | 0.3262 | 0.2862 |
| 0.55 | 150.0 | 0.2925 | 0.357 |
| 0.55 | 210.0 | -0.7199 | 0.2567 |
| 0.55 | 222.0 | -0.8084 | 0.1767 |
| 0.55 | 234.0 | -0.3452 | 0.3073 |
| 0.55 | 246.0 | -0.3382 | 0.2618 |
| 0.65 | 126.0 | 0.2896 | 0.3504 |
| 0.65 | 138.0 | 0.143 | 0.3613 |
| 0.65 | 150.0 | -0.1646 | 0.3508 |
| 0.65 | 162.0 | 0.1214 | 0.3762 |
| 0.65 | 210.0 | -0.3428 | 0.3078 |
| 0.65 | 222.0 | -0.4044 | 0.2279 |
| 0.65 | 234.0 | -0.0212 | 0.2958 |
| 0.65 | 246.0 | -0.2949 | 0.3439 |
| 0.75 | 138.0 | -0.2713 | 0.3546 |
| 0.75 | 150.0 | -0.3268 | 0.3604 |
| 0.75 | 162.0 | 0.3323 | 0.4231 |
| 0.75 | 210.0 | -0.0434 | 0.3455 |
| 0.75 | 222.0 | -0.1178 | 0.2988 |
| 0.75 | 234.0 | 0.1774 | 0.2686 |
| 0.75 | 246.0 | 0.0458 | 0.3511 |
| 0.85 | 126.0 | -0.7876 | 0.2527 |
| 0.85 | 210.0 | -0.3695 | 0.3094 |
| 0.85 | 222.0 | -0.5059 | 0.2472 |
| 0.85 | 234.0 | -0.2909 | 0.2391 |
| 0.85 | 246.0 | 0.1185 | 0.3085 |
| 0.95 | 234.0 | -0.2427 | 0.3829 |
| 0.35 | 42.0 | 0.3783 | 0.2337 |
| 0.45 | 42.0 | 0.0035 | 0.2428 |
| 0.55 | 18.0 | -0.1469 | 0.245 |
| 0.55 | 30.0 | 0.243 | 0.2204 |
| 0.55 | 42.0 | 0.1144 | 0.2388 |
| 0.55 | 138.0 | -0.3627 | 0.2218 |
| 0.55 | 150.0 | -0.1618 | 0.2204 |
| 0.55 | 210.0 | 0.2126 | 0.2546 |
| 0.55 | 222.0 | -0.2116 | 0.1804 |
| 0.55 | 234.0 | -0.2282 | 0.216 |
| 0.55 | 246.0 | -0.2945 | 0.1965 |
| 0.65 | 126.0 | 0.3333 | 0.1887 |
| 0.65 | 138.0 | 0.1268 | 0.1884 |
| 0.65 | 150.0 | 0.0142 | 0.2396 |
| 0.65 | 210.0 | -0.0578 | 0.2324 |
| 0.65 | 222.0 | -0.1314 | 0.1707 |
| 0.65 | 234.0 | 0.1954 | 0.2047 |
| 0.65 | 246.0 | -0.1448 | 0.2168 |
| 0.75 | 138.0 | 0.1727 | 0.2637 |
| 0.75 | 150.0 | -0.2862 | 0.2192 |
| 0.75 | 222.0 | 0.186 | 0.2186 |
| 0.75 | 234.0 | -0.0102 | 0.1584 |
| 0.75 | 246.0 | 0.0064 | 0.2087 |
| 0.85 | 138.0 | -0.7558 | 0.2066 |
| 0.85 | 222.0 | -0.4131 | 0.206 |
| 0.85 | 234.0 | 0.2055 | 0.197 |
| 0.85 | 246.0 | 0.1551 | 0.2146 |
Experiment comment: