Measurement E151M1966
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.5781 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1265.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.962 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.35 | 66.0 | -0.6089 | 0.4096 |
| 0.35 | 78.0 | 0.1967 | 0.4376 |
| 0.45 | 66.0 | 0.2383 | 0.4482 |
| 0.45 | 78.0 | 0.202 | 0.429 |
| 0.55 | 66.0 | -0.0884 | 0.4747 |
| 0.55 | 78.0 | -0.5495 | 0.5428 |
| 0.55 | 270.0 | 0.4301 | 0.439 |
| 0.55 | 282.0 | 1.2016 | 0.4247 |
| 0.65 | 258.0 | 0.7305 | 0.45 |
| 0.65 | 270.0 | 0.5508 | 0.3912 |
| 0.65 | 282.0 | -0.9112 | 0.4239 |
| 0.75 | 90.0 | 0.1502 | 0.5061 |
| 0.75 | 102.0 | 0.4027 | 0.5061 |
| 0.75 | 114.0 | -0.253 | 0.5787 |
| 0.75 | 246.0 | 0.5408 | 0.5987 |
| 0.75 | 258.0 | -0.3515 | 0.4223 |
| 0.75 | 270.0 | 0.1237 | 0.3859 |
| 0.75 | 282.0 | 0.1129 | 0.4081 |
| 0.85 | 90.0 | -0.8547 | 0.5198 |
| 0.85 | 102.0 | 0.6752 | 0.4061 |
| 0.85 | 114.0 | 0.4422 | 0.4321 |
| 0.85 | 126.0 | -0.7369 | 0.609 |
| 0.85 | 138.0 | 0.015 | 0.6125 |
| 0.85 | 234.0 | -0.5268 | 0.6535 |
| 0.85 | 246.0 | 0.5955 | 0.5987 |
| 0.85 | 258.0 | 0.2491 | 0.506 |
| 0.85 | 270.0 | 0.4119 | 0.4325 |
| 0.85 | 282.0 | 0.1962 | 0.4639 |
| 0.95 | 90.0 | 0.8188 | 0.7707 |
| 0.95 | 102.0 | -0.656 | 0.7018 |
| 0.95 | 114.0 | 1.1507 | 0.7426 |
| 0.95 | 126.0 | -0.9455 | 0.7911 |
| 0.95 | 138.0 | 0.5317 | 1.0023 |
| 0.95 | 150.0 | 0.445 | 1.0341 |
| 0.95 | 162.0 | 0.9577 | 1.0401 |
| 0.95 | 174.0 | 0.1196 | 1.1163 |
| 0.95 | 258.0 | 0.0862 | 0.9573 |
| 0.25 | 66.0 | 3.1502 | 1.8923 |
| 0.35 | 66.0 | -2.6275 | 1.907 |
| 0.35 | 78.0 | 1.4135 | 2.0162 |
| 0.45 | 66.0 | -2.1568 | 1.9617 |
| 0.45 | 78.0 | -0.6151 | 1.6271 |
| 0.55 | 66.0 | 0.0854 | 2.2016 |
| 0.55 | 78.0 | -1.1779 | 1.9447 |
| 0.55 | 270.0 | 0.4069 | 1.8034 |
| 0.55 | 282.0 | 1.3047 | 1.7337 |
| 0.65 | 258.0 | 1.9576 | 1.5935 |
| 0.65 | 270.0 | -0.6515 | 1.413 |
| 0.65 | 282.0 | 0.1257 | 1.8295 |
| 0.75 | 90.0 | 2.9262 | 2.1864 |
| 0.75 | 102.0 | 1.869 | 2.5456 |
| 0.75 | 126.0 | 0.3029 | 2.5515 |
| 0.75 | 246.0 | 3.9829 | 1.7989 |
| 0.75 | 258.0 | -0.9704 | 1.759 |
| 0.75 | 270.0 | -1.6934 | 1.4671 |
| 0.75 | 282.0 | 0.6085 | 1.5115 |
| 0.85 | 90.0 | -2.2748 | 2.6294 |
| 0.85 | 102.0 | -2.0921 | 1.9598 |
| 0.85 | 114.0 | 0.7125 | 2.0484 |
| 0.85 | 126.0 | -3.3669 | 2.1319 |
| 0.85 | 234.0 | -3.1035 | 2.1402 |
| 0.85 | 246.0 | 2.6015 | 2.1267 |
| 0.85 | 258.0 | 3.8423 | 1.5094 |
| 0.85 | 270.0 | -0.4937 | 1.6419 |
| 0.85 | 282.0 | 1.0586 | 1.9716 |
| 0.95 | 102.0 | 2.6844 | 7.0684 |
| 0.95 | 114.0 | 9.4995 | 6.9132 |
| 0.95 | 126.0 | 0.0867 | 7.1238 |
| 0.95 | 138.0 | 5.9949 | 6.7722 |
| 0.95 | 150.0 | 6.6864 | 7.0039 |
| 0.95 | 246.0 | 0.5949 | 6.8764 |
| 0.95 | 270.0 | 4.3022 | 6.5605 |
Experiment comment: