Measurement E151M3477
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.5715 | |
| Q2: | 0.5925 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.8875 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.55 | 78.0 | -0.0691 | 0.2533 |
| 0.55 | 90.0 | 0.318 | 0.245 |
| 0.65 | 78.0 | -0.3844 | 0.2362 |
| 0.65 | 90.0 | -0.1653 | 0.277 |
| 0.65 | 102.0 | 0.0749 | 0.2754 |
| 0.65 | 258.0 | 0.0342 | 0.2549 |
| 0.75 | 78.0 | 0.0374 | 0.2414 |
| 0.75 | 90.0 | 0.0118 | 0.2804 |
| 0.75 | 102.0 | 0.1103 | 0.2581 |
| 0.75 | 114.0 | -0.004 | 0.2819 |
| 0.75 | 234.0 | -0.2477 | 0.2471 |
| 0.75 | 258.0 | -0.0583 | 0.2339 |
| 0.75 | 270.0 | -0.3466 | 0.2153 |
| 0.75 | 282.0 | -0.1333 | 0.2856 |
| 0.85 | 90.0 | 0.1649 | 0.2616 |
| 0.85 | 258.0 | 0.0235 | 0.2754 |
| 0.85 | 270.0 | -0.247 | 0.2484 |
| 0.85 | 282.0 | 0.2224 | 0.2516 |
| 0.85 | 294.0 | 0.0338 | 0.2191 |
| 0.85 | 306.0 | -0.0091 | 0.2357 |
| 0.95 | 258.0 | 0.2101 | 0.2519 |
| 0.95 | 306.0 | 0.2038 | 0.2657 |
Experiment comment: