Measurement E151M2288
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.3326 | |
| Q2: | 0.348 GeV2 | |
| W: | 1535.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9026 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.15 | 66.0 | -1.208 | 0.9907 |
| 0.15 | 294.0 | -1.2912 | 0.8022 |
| 0.25 | 294.0 | -0.435 | 0.8893 |
| 0.35 | 282.0 | 0.5861 | 0.8323 |
| 0.35 | 294.0 | 0.475 | 0.7886 |
| 0.45 | 102.0 | -1.2928 | 0.7757 |
| 0.45 | 282.0 | -0.3493 | 0.7975 |
| 0.45 | 294.0 | 1.9437 | 0.8377 |
| 0.55 | 78.0 | 0.853 | 1.0734 |
| 0.55 | 90.0 | 0.1245 | 0.702 |
| 0.55 | 102.0 | -0.5271 | 0.7146 |
| 0.55 | 114.0 | -1.0945 | 0.8083 |
| 0.55 | 306.0 | 0.1346 | 0.8237 |
| 0.65 | 78.0 | 1.268 | 0.8368 |
| 0.65 | 90.0 | 0.0046 | 0.69 |
| 0.65 | 102.0 | 0.1968 | 0.8246 |
| 0.65 | 114.0 | -1.8022 | 0.7807 |
| 0.65 | 126.0 | 0.2731 | 0.9899 |
| 0.65 | 222.0 | 0.3785 | 0.9104 |
| 0.65 | 234.0 | -0.3772 | 0.8243 |
| 0.65 | 246.0 | -0.0615 | 0.9143 |
| 0.65 | 258.0 | 1.3125 | 0.9177 |
| 0.65 | 294.0 | 0.0247 | 0.8806 |
| 0.65 | 306.0 | -0.315 | 0.8321 |
| 0.75 | 54.0 | 0.4933 | 0.8537 |
| 0.75 | 66.0 | 1.6918 | 0.7886 |
| 0.75 | 90.0 | 0.9741 | 0.7091 |
| 0.75 | 102.0 | 0.8255 | 0.6627 |
| 0.75 | 114.0 | -0.4788 | 0.8128 |
| 0.75 | 126.0 | -0.0309 | 0.8792 |
| 0.75 | 138.0 | 0.8912 | 0.9997 |
| 0.75 | 198.0 | 0.2778 | 0.9338 |
| 0.75 | 210.0 | -0.3628 | 0.8562 |
| 0.75 | 222.0 | 0.8399 | 0.8525 |
| 0.75 | 234.0 | -0.2394 | 0.7617 |
| 0.75 | 246.0 | 0.463 | 0.6281 |
| 0.75 | 258.0 | 0.2159 | 0.6609 |
| 0.75 | 270.0 | 1.3704 | 0.7602 |
| 0.85 | 54.0 | 0.5127 | 0.799 |
| 0.85 | 66.0 | -0.1212 | 0.6635 |
| 0.85 | 78.0 | 0.2937 | 0.9008 |
| 0.85 | 90.0 | -1.1842 | 0.9266 |
| 0.85 | 102.0 | -0.6564 | 0.6923 |
| 0.85 | 114.0 | 1.1498 | 0.6569 |
| 0.85 | 126.0 | 0.9647 | 0.8637 |
| 0.85 | 174.0 | -1.2146 | 1.02 |
| 0.85 | 198.0 | 0.4491 | 0.8593 |
| 0.85 | 210.0 | -0.7956 | 0.7138 |
| 0.85 | 222.0 | 0.6774 | 0.679 |
| 0.85 | 234.0 | 0.981 | 0.7648 |
| 0.85 | 246.0 | 0.3148 | 0.5896 |
| 0.85 | 258.0 | 0.8568 | 0.5094 |
| 0.85 | 270.0 | 0.5699 | 0.6372 |
| 0.85 | 282.0 | 0.5341 | 0.691 |
| 0.85 | 294.0 | 1.107 | 0.7678 |
| 0.85 | 306.0 | 1.608 | 0.7618 |
| 0.95 | 54.0 | 0.4354 | 0.87 |
| 0.95 | 66.0 | -0.8528 | 0.8433 |
| 0.95 | 78.0 | 0.7097 | 0.8125 |
| 0.95 | 186.0 | -0.3426 | 0.956 |
| 0.95 | 210.0 | 0.7394 | 0.7551 |
| 0.95 | 222.0 | 0.1888 | 0.6408 |
| 0.95 | 234.0 | 0.1146 | 0.7796 |
| 0.95 | 246.0 | -0.0864 | 0.6083 |
| 0.95 | 258.0 | -0.1579 | 0.5849 |
| 0.95 | 270.0 | -0.5495 | 0.5414 |
| 0.95 | 282.0 | 0.0852 | 0.5279 |
| 0.95 | 294.0 | -0.2352 | 0.6037 |
| 0.95 | 306.0 | 0.2758 | 0.5228 |
| 0.95 | 318.0 | 1.094 | 0.5254 |
| 0.95 | 330.0 | 1.0 | 0.9344 |
Experiment comment: