Measurement E151M578
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.0728 | |
| Q2: | 0.0348 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9175 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | -1.0245 | 0.5236 |
| 0.25 | 78.0 | 0.6988 | 0.7367 |
| 0.25 | 294.0 | 0.213 | 0.6898 |
| 0.35 | 54.0 | 0.1647 | 0.6679 |
| 0.35 | 66.0 | 0.1016 | 0.4946 |
| 0.35 | 78.0 | -0.0501 | 0.4804 |
| 0.35 | 90.0 | 0.8334 | 0.7173 |
| 0.35 | 270.0 | 0.4681 | 0.6634 |
| 0.35 | 282.0 | -0.1342 | 0.462 |
| 0.35 | 294.0 | 0.3539 | 0.5078 |
| 0.45 | 66.0 | 0.461 | 0.5291 |
| 0.45 | 78.0 | 0.2008 | 0.4231 |
| 0.45 | 90.0 | 0.1381 | 0.5865 |
| 0.45 | 258.0 | 0.5982 | 0.7168 |
| 0.45 | 270.0 | -0.2779 | 0.4309 |
| 0.45 | 282.0 | -0.1506 | 0.4088 |
| 0.45 | 294.0 | -0.4539 | 0.4209 |
| 0.45 | 306.0 | 0.4846 | 0.6053 |
| 0.45 | 330.0 | -0.641 | 0.6292 |
| 0.55 | 66.0 | -0.312 | 0.6003 |
| 0.55 | 78.0 | 0.4698 | 0.4757 |
| 0.55 | 90.0 | -0.8844 | 0.4214 |
| 0.55 | 102.0 | -0.4553 | 0.5606 |
| 0.55 | 114.0 | 0.9123 | 0.6958 |
| 0.55 | 126.0 | 0.3431 | 0.5938 |
| 0.55 | 138.0 | -1.3653 | 0.5142 |
| 0.55 | 222.0 | 0.8744 | 0.6302 |
| 0.55 | 234.0 | 1.1386 | 0.5797 |
| 0.55 | 246.0 | 0.0962 | 0.5367 |
| 0.55 | 258.0 | -0.1733 | 0.5625 |
| 0.55 | 270.0 | 0.8586 | 0.49 |
| 0.55 | 282.0 | -0.2262 | 0.3713 |
| 0.55 | 294.0 | -0.3138 | 0.4399 |
| 0.65 | 66.0 | 1.8397 | 0.6015 |
| 0.65 | 78.0 | -0.0933 | 0.5326 |
| 0.65 | 90.0 | 0.0649 | 0.6802 |
| 0.65 | 102.0 | 2.0345 | 0.8008 |
| 0.65 | 114.0 | 0.2581 | 0.5612 |
| 0.65 | 126.0 | -1.0056 | 0.3546 |
| 0.65 | 138.0 | -0.28 | 0.4847 |
| 0.65 | 150.0 | -0.688 | 0.564 |
| 0.65 | 198.0 | 1.2153 | 0.6824 |
| 0.65 | 210.0 | 1.09 | 0.6413 |
| 0.65 | 222.0 | 0.7335 | 0.4548 |
| 0.65 | 234.0 | 0.3372 | 0.4652 |
| 0.65 | 246.0 | 0.3722 | 0.5965 |
| 0.65 | 258.0 | 0.56 | 0.5298 |
| 0.65 | 270.0 | 0.0664 | 0.5334 |
| 0.65 | 282.0 | -0.5467 | 0.5196 |
| 0.65 | 294.0 | -1.3132 | 0.4326 |
| 0.75 | 66.0 | 1.4039 | 0.8189 |
| 0.75 | 78.0 | -0.2511 | 0.4965 |
| 0.75 | 102.0 | -0.5618 | 0.6856 |
| 0.75 | 114.0 | -0.6401 | 0.4417 |
| 0.75 | 126.0 | -0.1222 | 0.4086 |
| 0.75 | 138.0 | -0.8744 | 0.4066 |
| 0.75 | 150.0 | -0.5131 | 0.5111 |
| 0.75 | 162.0 | -0.979 | 0.5749 |
| 0.75 | 198.0 | 0.7868 | 0.6393 |
| 0.75 | 210.0 | 0.819 | 0.5522 |
| 0.75 | 222.0 | 0.3124 | 0.4779 |
| 0.75 | 234.0 | 0.3296 | 0.3745 |
| 0.75 | 246.0 | 0.5332 | 0.5173 |
| 0.75 | 258.0 | 1.0934 | 0.6733 |
| 0.75 | 282.0 | 0.7963 | 0.5346 |
| 0.75 | 294.0 | 1.5666 | 0.7077 |
| 0.85 | 102.0 | -0.7409 | 0.5744 |
| 0.85 | 114.0 | 0.4487 | 0.6382 |
| 0.85 | 126.0 | -1.284 | 0.5032 |
| 0.85 | 138.0 | 0.223 | 0.6587 |
| 0.85 | 150.0 | -0.1543 | 0.6864 |
| 0.85 | 198.0 | -0.9197 | 0.5798 |
| 0.85 | 210.0 | -0.1692 | 0.5195 |
| 0.85 | 222.0 | 0.2335 | 0.4337 |
| 0.85 | 234.0 | 0.211 | 0.429 |
| 0.85 | 246.0 | -0.282 | 0.4282 |
| 0.85 | 258.0 | 1.4427 | 0.634 |
| 0.95 | 222.0 | 1.1958 | 0.6155 |
| 0.95 | 246.0 | 0.3999 | 0.6817 |
Experiment comment: