Measurement E151M2195
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.8307 | |
| Q2: | 0.2915 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9581 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.05 | 54.0 | -0.4016 | 0.7574 |
| 0.05 | 66.0 | 0.0555 | 0.6612 |
| 0.15 | 54.0 | -0.0984 | 0.7904 |
| 0.15 | 66.0 | -0.2751 | 0.6177 |
| 0.15 | 306.0 | -0.7634 | 0.6244 |
| 0.25 | 54.0 | -0.7211 | 0.7429 |
| 0.25 | 66.0 | -0.72 | 0.5578 |
| 0.35 | 54.0 | -0.3158 | 0.7944 |
| 0.35 | 66.0 | -0.2456 | 0.7195 |
| 0.45 | 282.0 | -0.3675 | 0.6702 |
| 0.45 | 294.0 | -0.379 | 0.6953 |
| 0.55 | 66.0 | 0.0244 | 0.8691 |
| 0.55 | 78.0 | -1.1952 | 0.6381 |
| 0.55 | 90.0 | -1.3604 | 0.5771 |
| 0.55 | 270.0 | -1.0134 | 0.5652 |
| 0.55 | 282.0 | -0.1296 | 0.5141 |
| 0.55 | 294.0 | 0.4228 | 0.7358 |
| 0.65 | 66.0 | -0.0472 | 0.5534 |
| 0.65 | 78.0 | -0.1177 | 0.473 |
| 0.65 | 90.0 | 0.7638 | 0.4513 |
| 0.65 | 102.0 | 0.7938 | 0.729 |
| 0.65 | 258.0 | 0.2192 | 0.7787 |
| 0.65 | 270.0 | 0.8004 | 0.4922 |
| 0.65 | 282.0 | -0.3673 | 0.4309 |
| 0.65 | 294.0 | -0.5465 | 0.552 |
| 0.65 | 306.0 | 0.7434 | 0.649 |
| 0.75 | 66.0 | -0.2685 | 0.4404 |
| 0.75 | 78.0 | 0.5036 | 0.4636 |
| 0.75 | 90.0 | 0.0891 | 0.432 |
| 0.75 | 102.0 | 0.8952 | 0.4731 |
| 0.75 | 114.0 | -0.2241 | 0.8688 |
| 0.75 | 246.0 | 0.5335 | 0.5539 |
| 0.75 | 258.0 | -0.2477 | 0.4194 |
| 0.75 | 270.0 | -0.2791 | 0.4675 |
| 0.75 | 282.0 | 0.0756 | 0.4324 |
| 0.75 | 294.0 | -0.0613 | 0.4286 |
| 0.75 | 306.0 | 0.0248 | 0.4412 |
| 0.85 | 54.0 | -0.6237 | 0.729 |
| 0.85 | 66.0 | 0.1795 | 0.4124 |
| 0.85 | 78.0 | 0.3557 | 0.4013 |
| 0.85 | 90.0 | -0.0793 | 0.432 |
| 0.85 | 102.0 | 0.3675 | 0.4601 |
| 0.85 | 114.0 | 1.1434 | 0.4633 |
| 0.85 | 126.0 | 0.1338 | 0.6069 |
| 0.85 | 222.0 | 0.2153 | 0.6879 |
| 0.85 | 234.0 | 0.2959 | 0.6473 |
| 0.85 | 246.0 | 0.6764 | 0.4854 |
| 0.85 | 258.0 | 0.1912 | 0.4301 |
| 0.85 | 270.0 | -0.0483 | 0.411 |
| 0.85 | 282.0 | 0.183 | 0.3765 |
| 0.85 | 294.0 | -0.6801 | 0.407 |
| 0.85 | 306.0 | -0.2628 | 0.4249 |
| 0.85 | 318.0 | 0.8168 | 0.5355 |
| 0.95 | 54.0 | -0.0492 | 0.5539 |
| 0.95 | 66.0 | 1.1508 | 0.4077 |
| 0.95 | 78.0 | 0.5195 | 0.4662 |
| 0.95 | 90.0 | -0.2548 | 0.4771 |
| 0.95 | 102.0 | 0.1853 | 0.525 |
| 0.95 | 114.0 | 0.6187 | 0.5258 |
| 0.95 | 126.0 | 0.4309 | 0.6024 |
| 0.95 | 138.0 | 0.393 | 0.5846 |
| 0.95 | 210.0 | 0.9638 | 0.6189 |
| 0.95 | 222.0 | 0.0934 | 0.6634 |
| 0.95 | 234.0 | 1.92 | 0.4791 |
| 0.95 | 246.0 | 0.5698 | 0.5333 |
| 0.95 | 258.0 | 0.7587 | 0.4655 |
| 0.95 | 270.0 | -0.2693 | 0.4815 |
| 0.95 | 282.0 | 1.1887 | 0.4317 |
| 0.95 | 294.0 | -0.1158 | 0.461 |
| 0.95 | 306.0 | -0.3698 | 0.5166 |
| 0.95 | 318.0 | -0.1605 | 0.535 |
| 0.95 | 330.0 | -0.3268 | 0.5861 |
Experiment comment: