Measurement E151M1770
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1382 | |
| Q2: | 0.0496 GeV2 | |
| W: | 1385.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9354 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.15 | 30.0 | -0.3967 | 0.7475 |
| 0.15 | 42.0 | -0.9808 | 0.6816 |
| 0.15 | 318.0 | -0.0744 | 0.7681 |
| 0.15 | 342.0 | 0.1991 | 0.6563 |
| 0.25 | 54.0 | 0.5333 | 0.7885 |
| 0.25 | 66.0 | -0.7296 | 0.5701 |
| 0.25 | 78.0 | 0.1875 | 0.6479 |
| 0.25 | 282.0 | 1.4686 | 0.6213 |
| 0.25 | 294.0 | -0.8783 | 0.5452 |
| 0.25 | 306.0 | 0.6058 | 0.5345 |
| 0.25 | 342.0 | 0.5106 | 0.7199 |
| 0.35 | 18.0 | -1.362 | 0.7266 |
| 0.35 | 30.0 | 1.4394 | 0.6332 |
| 0.35 | 66.0 | -0.1534 | 0.4654 |
| 0.35 | 78.0 | 0.4602 | 0.4358 |
| 0.35 | 90.0 | -0.2263 | 0.6449 |
| 0.35 | 270.0 | 0.688 | 0.7398 |
| 0.35 | 282.0 | -0.5984 | 0.4311 |
| 0.35 | 294.0 | -0.0184 | 0.3978 |
| 0.35 | 306.0 | -0.2672 | 0.5358 |
| 0.35 | 330.0 | 0.7761 | 0.6645 |
| 0.45 | 66.0 | -0.3085 | 0.4708 |
| 0.45 | 78.0 | -0.8118 | 0.3685 |
| 0.45 | 90.0 | 0.1341 | 0.4715 |
| 0.45 | 102.0 | 1.0254 | 0.7264 |
| 0.45 | 258.0 | 0.2664 | 0.7825 |
| 0.45 | 270.0 | -0.5154 | 0.4553 |
| 0.45 | 282.0 | -0.7095 | 0.3785 |
| 0.45 | 294.0 | -0.1792 | 0.3938 |
| 0.45 | 306.0 | -0.6031 | 0.5021 |
| 0.55 | 66.0 | 0.2308 | 0.5741 |
| 0.55 | 78.0 | 0.183 | 0.4021 |
| 0.55 | 90.0 | 0.53 | 0.469 |
| 0.55 | 102.0 | 0.1354 | 0.6756 |
| 0.55 | 114.0 | -0.2718 | 0.545 |
| 0.55 | 126.0 | -0.1275 | 0.6417 |
| 0.55 | 234.0 | 0.7121 | 0.7877 |
| 0.55 | 246.0 | -0.2871 | 0.6465 |
| 0.55 | 258.0 | 0.097 | 0.5494 |
| 0.55 | 270.0 | -0.5583 | 0.4498 |
| 0.55 | 282.0 | -0.0244 | 0.384 |
| 0.55 | 294.0 | 0.3618 | 0.4588 |
| 0.65 | 66.0 | 0.1637 | 0.5148 |
| 0.65 | 78.0 | 1.2041 | 0.4936 |
| 0.65 | 90.0 | 0.2484 | 0.5717 |
| 0.65 | 102.0 | -0.0453 | 0.5027 |
| 0.65 | 114.0 | 0.8875 | 0.4865 |
| 0.65 | 126.0 | -0.7766 | 0.4401 |
| 0.65 | 138.0 | -0.2464 | 0.5016 |
| 0.65 | 150.0 | 0.2482 | 0.6655 |
| 0.65 | 210.0 | -0.2205 | 0.8158 |
| 0.65 | 222.0 | -0.1964 | 0.5253 |
| 0.65 | 234.0 | -0.3191 | 0.484 |
| 0.65 | 246.0 | -0.4289 | 0.4748 |
| 0.65 | 258.0 | 0.535 | 0.4714 |
| 0.65 | 270.0 | -1.0205 | 0.4148 |
| 0.65 | 282.0 | -0.2796 | 0.5859 |
| 0.65 | 294.0 | 0.32 | 0.651 |
| 0.65 | 306.0 | -0.0505 | 0.6986 |
| 0.75 | 78.0 | 0.3979 | 0.5899 |
| 0.75 | 90.0 | 1.1474 | 0.6584 |
| 0.75 | 102.0 | 0.5425 | 0.4718 |
| 0.75 | 114.0 | -0.0628 | 0.4182 |
| 0.75 | 126.0 | -0.2475 | 0.3628 |
| 0.75 | 138.0 | -0.3283 | 0.4611 |
| 0.75 | 150.0 | 0.7478 | 0.5155 |
| 0.75 | 162.0 | 0.0716 | 0.7274 |
| 0.75 | 186.0 | 0.0854 | 0.87 |
| 0.75 | 198.0 | 0.3307 | 0.8035 |
| 0.75 | 210.0 | 0.7856 | 0.5192 |
| 0.75 | 222.0 | 0.7756 | 0.4292 |
| 0.75 | 234.0 | 0.1628 | 0.3872 |
| 0.75 | 246.0 | -0.0738 | 0.4004 |
| 0.75 | 258.0 | -0.51 | 0.4083 |
| 0.75 | 270.0 | -0.4584 | 0.5343 |
| 0.75 | 282.0 | -0.0257 | 0.6147 |
| 0.85 | 90.0 | -1.0656 | 0.6834 |
| 0.85 | 102.0 | -0.5203 | 0.6479 |
| 0.85 | 114.0 | -0.1795 | 0.45 |
| 0.85 | 126.0 | -0.0744 | 0.4399 |
| 0.85 | 138.0 | 0.2447 | 0.4626 |
| 0.85 | 150.0 | 0.7949 | 0.5415 |
| 0.85 | 174.0 | -0.2271 | 0.7819 |
| 0.85 | 198.0 | 0.5694 | 0.7313 |
| 0.85 | 210.0 | 0.194 | 0.5516 |
| 0.85 | 222.0 | 0.0777 | 0.4399 |
| 0.85 | 234.0 | 0.4454 | 0.3698 |
| 0.85 | 246.0 | 0.8273 | 0.4127 |
| 0.85 | 258.0 | 0.1477 | 0.4429 |
| 0.85 | 270.0 | 0.211 | 0.5503 |
| 0.95 | 198.0 | 0.7846 | 0.7434 |
| 0.95 | 210.0 | 0.7069 | 0.7257 |
| 0.95 | 222.0 | 0.2064 | 0.5149 |
| 0.95 | 234.0 | -0.5188 | 0.5509 |
| 0.95 | 246.0 | -0.2885 | 0.486 |
| 0.95 | 258.0 | 0.8234 | 0.6139 |
Experiment comment: