Measurement E151M1039
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.3013 | |
| Q2: | 0.205 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9394 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.05 | 54.0 | 0.5565 | 0.7089 |
| 0.05 | 66.0 | 0.2233 | 0.7276 |
| 0.05 | 294.0 | -0.9601 | 0.6191 |
| 0.05 | 306.0 | 0.0017 | 0.6232 |
| 0.15 | 54.0 | 0.1588 | 0.5385 |
| 0.15 | 66.0 | 0.6356 | 0.5279 |
| 0.15 | 78.0 | 0.9508 | 0.8688 |
| 0.15 | 282.0 | -0.12 | 0.6206 |
| 0.15 | 294.0 | -0.3436 | 0.4207 |
| 0.15 | 306.0 | -0.0133 | 0.5893 |
| 0.25 | 54.0 | -0.2611 | 0.5953 |
| 0.25 | 66.0 | 0.6347 | 0.5103 |
| 0.25 | 78.0 | 0.2428 | 0.5396 |
| 0.25 | 282.0 | -0.354 | 0.4375 |
| 0.25 | 294.0 | 0.4912 | 0.4559 |
| 0.25 | 306.0 | -0.5311 | 0.5669 |
| 0.35 | 54.0 | -0.5238 | 0.5973 |
| 0.35 | 66.0 | -0.3695 | 0.4065 |
| 0.35 | 78.0 | -0.3333 | 0.5704 |
| 0.35 | 90.0 | -0.0953 | 0.6871 |
| 0.35 | 270.0 | 1.1989 | 0.7968 |
| 0.35 | 282.0 | -0.1352 | 0.4195 |
| 0.35 | 294.0 | -0.5689 | 0.3863 |
| 0.35 | 306.0 | -0.0514 | 0.6282 |
| 0.45 | 54.0 | 0.4028 | 0.6862 |
| 0.45 | 66.0 | 0.2122 | 0.5075 |
| 0.45 | 78.0 | 0.7753 | 0.7356 |
| 0.45 | 90.0 | -1.1282 | 0.4302 |
| 0.45 | 102.0 | -0.7353 | 0.4897 |
| 0.45 | 114.0 | -0.5387 | 0.7659 |
| 0.45 | 270.0 | 0.2643 | 0.4936 |
| 0.45 | 282.0 | -0.5685 | 0.3914 |
| 0.45 | 294.0 | 0.4629 | 0.4147 |
| 0.45 | 306.0 | -0.5307 | 0.5528 |
| 0.45 | 318.0 | -0.4524 | 0.6852 |
| 0.55 | 54.0 | -0.0272 | 0.6158 |
| 0.55 | 66.0 | -1.1487 | 0.6007 |
| 0.55 | 78.0 | 0.5999 | 0.7301 |
| 0.55 | 90.0 | 0.2802 | 0.4669 |
| 0.55 | 102.0 | 0.0944 | 0.4323 |
| 0.55 | 114.0 | -0.5938 | 0.3877 |
| 0.55 | 246.0 | 0.1932 | 0.7812 |
| 0.55 | 258.0 | 0.1391 | 0.5278 |
| 0.55 | 270.0 | 0.2132 | 0.5667 |
| 0.55 | 282.0 | -0.8586 | 0.3721 |
| 0.55 | 294.0 | -0.1876 | 0.5658 |
| 0.55 | 306.0 | -0.1116 | 0.4559 |
| 0.65 | 66.0 | 0.4902 | 0.7606 |
| 0.65 | 78.0 | -0.3708 | 0.4572 |
| 0.65 | 90.0 | 0.1996 | 0.3699 |
| 0.65 | 102.0 | -0.9666 | 0.2623 |
| 0.65 | 114.0 | -0.1521 | 0.3859 |
| 0.65 | 126.0 | -0.1478 | 0.489 |
| 0.65 | 138.0 | -0.5171 | 0.6369 |
| 0.65 | 222.0 | 0.0201 | 0.6502 |
| 0.65 | 234.0 | 0.0475 | 0.4648 |
| 0.65 | 246.0 | 0.4685 | 0.4399 |
| 0.65 | 258.0 | 0.382 | 0.5619 |
| 0.65 | 270.0 | -0.7319 | 0.456 |
| 0.65 | 282.0 | -0.1017 | 0.642 |
| 0.65 | 294.0 | -0.0555 | 0.6647 |
| 0.65 | 306.0 | 0.4365 | 0.5955 |
| 0.75 | 54.0 | 2.0513 | 0.9348 |
| 0.75 | 66.0 | -0.3573 | 0.4827 |
| 0.75 | 78.0 | 0.682 | 0.6874 |
| 0.75 | 90.0 | 0.2847 | 0.3547 |
| 0.75 | 102.0 | -0.3365 | 0.3268 |
| 0.75 | 114.0 | -0.2696 | 0.362 |
| 0.75 | 126.0 | -1.2114 | 0.3407 |
| 0.75 | 138.0 | -0.4654 | 0.4447 |
| 0.75 | 150.0 | -0.8597 | 0.6593 |
| 0.75 | 198.0 | -0.9029 | 0.6057 |
| 0.75 | 210.0 | 1.3425 | 0.6127 |
| 0.75 | 222.0 | 0.8992 | 0.4743 |
| 0.75 | 234.0 | -0.1435 | 0.3673 |
| 0.75 | 246.0 | 0.2076 | 0.3624 |
| 0.75 | 258.0 | 0.4049 | 0.3884 |
| 0.75 | 270.0 | -0.3867 | 0.3846 |
| 0.75 | 282.0 | 0.7708 | 0.7237 |
| 0.75 | 294.0 | 0.3379 | 0.7132 |
| 0.85 | 54.0 | -0.3156 | 0.6713 |
| 0.85 | 66.0 | 0.0877 | 0.3579 |
| 0.85 | 78.0 | 0.8126 | 0.4921 |
| 0.85 | 90.0 | -0.5579 | 0.4623 |
| 0.85 | 102.0 | 0.0247 | 0.3594 |
| 0.85 | 114.0 | -0.6362 | 0.3348 |
| 0.85 | 126.0 | -0.0305 | 0.4587 |
| 0.85 | 138.0 | -0.1458 | 0.5954 |
| 0.85 | 150.0 | -0.4471 | 0.7604 |
| 0.85 | 162.0 | -0.6769 | 0.74 |
| 0.85 | 174.0 | -0.0788 | 0.7628 |
| 0.85 | 186.0 | 0.8499 | 0.7223 |
| 0.85 | 198.0 | 0.389 | 0.612 |
| 0.85 | 210.0 | 0.9414 | 0.5655 |
| 0.85 | 222.0 | 0.3423 | 0.424 |
| 0.85 | 234.0 | 0.877 | 0.3922 |
| 0.85 | 246.0 | 0.4221 | 0.3403 |
| 0.85 | 258.0 | 0.2582 | 0.3635 |
| 0.85 | 270.0 | 0.0698 | 0.3656 |
| 0.85 | 282.0 | -0.0492 | 0.3859 |
| 0.85 | 294.0 | 1.1963 | 0.5213 |
| 0.85 | 306.0 | -0.4507 | 0.5634 |
| 0.95 | 66.0 | 0.1702 | 0.4743 |
| 0.95 | 78.0 | -0.6757 | 0.499 |
| 0.95 | 90.0 | -0.6503 | 0.638 |
| 0.95 | 102.0 | -0.723 | 0.6314 |
| 0.95 | 114.0 | 0.2777 | 0.5787 |
| 0.95 | 126.0 | -0.5573 | 0.5436 |
| 0.95 | 138.0 | -0.4152 | 0.718 |
| 0.95 | 174.0 | 0.1606 | 0.8218 |
| 0.95 | 186.0 | 0.7644 | 0.7196 |
| 0.95 | 198.0 | -0.2884 | 0.563 |
| 0.95 | 210.0 | -1.043 | 0.4331 |
| 0.95 | 222.0 | 0.5297 | 0.5205 |
| 0.95 | 234.0 | -0.1668 | 0.3846 |
| 0.95 | 246.0 | 0.8867 | 0.5184 |
| 0.95 | 258.0 | -0.0115 | 0.3604 |
| 0.95 | 270.0 | 0.7243 | 0.3985 |
| 0.95 | 282.0 | 0.008 | 0.3266 |
| 0.95 | 294.0 | 0.8338 | 0.3467 |
| 0.95 | 306.0 | -0.4107 | 0.3479 |
Experiment comment: