Measurement E151M1807
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.2141 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.8902 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.15 | 306.0 | -0.0217 | 0.7893 |
| 0.25 | 54.0 | 0.2936 | 0.8937 |
| 0.25 | 66.0 | -0.6247 | 0.8346 |
| 0.25 | 78.0 | -0.4066 | 0.7381 |
| 0.25 | 282.0 | 0.3669 | 0.7711 |
| 0.25 | 294.0 | -0.6511 | 0.6096 |
| 0.35 | 66.0 | 0.6548 | 0.6414 |
| 0.35 | 78.0 | -0.0546 | 0.6811 |
| 0.35 | 270.0 | 2.1313 | 0.6881 |
| 0.35 | 282.0 | -1.0277 | 0.6963 |
| 0.35 | 294.0 | 0.48 | 0.6049 |
| 0.35 | 306.0 | 1.2263 | 0.7088 |
| 0.45 | 66.0 | 0.3668 | 0.7065 |
| 0.45 | 78.0 | 1.611 | 0.5944 |
| 0.45 | 90.0 | -0.1175 | 0.8767 |
| 0.45 | 270.0 | -0.8136 | 0.7547 |
| 0.45 | 282.0 | 0.4028 | 0.6349 |
| 0.45 | 294.0 | 0.6436 | 0.6256 |
| 0.55 | 66.0 | -0.3821 | 0.8215 |
| 0.55 | 78.0 | -0.8961 | 0.7156 |
| 0.55 | 114.0 | -1.086 | 0.6859 |
| 0.55 | 126.0 | 0.7952 | 0.884 |
| 0.55 | 258.0 | -0.6871 | 0.7987 |
| 0.55 | 270.0 | 0.7693 | 0.6508 |
| 0.55 | 282.0 | 0.1618 | 0.5919 |
| 0.55 | 294.0 | -1.0482 | 0.6813 |
| 0.55 | 306.0 | -0.4508 | 0.7278 |
| 0.65 | 66.0 | 0.3158 | 0.7979 |
| 0.65 | 78.0 | 0.8556 | 0.8879 |
| 0.65 | 90.0 | 0.5547 | 0.7495 |
| 0.65 | 102.0 | 1.1147 | 0.6661 |
| 0.65 | 114.0 | 0.2022 | 0.5617 |
| 0.65 | 126.0 | 0.1072 | 0.6323 |
| 0.65 | 138.0 | 1.2282 | 0.6424 |
| 0.65 | 210.0 | -1.604 | 0.706 |
| 0.65 | 222.0 | -0.7837 | 0.7509 |
| 0.65 | 234.0 | 0.5305 | 0.658 |
| 0.65 | 246.0 | -0.0883 | 0.6161 |
| 0.65 | 258.0 | -0.4406 | 0.7036 |
| 0.65 | 270.0 | -0.7981 | 0.7867 |
| 0.65 | 282.0 | 0.5157 | 0.78 |
| 0.65 | 294.0 | 0.8497 | 0.6912 |
| 0.65 | 306.0 | 0.0256 | 0.832 |
| 0.75 | 90.0 | -0.17 | 0.739 |
| 0.75 | 102.0 | 0.2786 | 0.5641 |
| 0.75 | 114.0 | -0.1793 | 0.5469 |
| 0.75 | 126.0 | 0.3187 | 0.6049 |
| 0.75 | 138.0 | 0.2161 | 0.624 |
| 0.75 | 210.0 | 0.9051 | 0.685 |
| 0.75 | 222.0 | -0.3637 | 0.5306 |
| 0.75 | 234.0 | 0.3935 | 0.5459 |
| 0.75 | 246.0 | -0.8707 | 0.5488 |
| 0.75 | 258.0 | -0.1172 | 0.5584 |
| 0.85 | 78.0 | -0.1075 | 0.7944 |
| 0.85 | 102.0 | 0.6539 | 0.6649 |
| 0.85 | 114.0 | 0.776 | 0.6807 |
| 0.85 | 126.0 | 2.0571 | 0.4694 |
| 0.85 | 138.0 | -0.4974 | 0.7414 |
| 0.85 | 150.0 | 1.0431 | 0.8492 |
| 0.85 | 198.0 | 0.9068 | 0.6785 |
| 0.85 | 210.0 | 0.2945 | 0.6947 |
| 0.85 | 222.0 | -0.309 | 0.6128 |
| 0.85 | 234.0 | -1.3803 | 0.4632 |
| 0.85 | 246.0 | 0.5579 | 0.4866 |
| 0.85 | 258.0 | -0.1883 | 0.5706 |
| 0.85 | 270.0 | -1.011 | 0.4882 |
| 0.85 | 282.0 | 0.7965 | 0.7031 |
| 0.95 | 90.0 | 0.335 | 0.6489 |
| 0.95 | 102.0 | -0.025 | 0.7263 |
| 0.95 | 210.0 | 0.942 | 0.6877 |
| 0.95 | 222.0 | 0.57 | 0.7599 |
| 0.95 | 234.0 | 0.2725 | 0.6149 |
| 0.95 | 246.0 | -0.6236 | 0.5487 |
| 0.95 | 258.0 | 0.3033 | 0.6136 |
| 0.95 | 270.0 | -0.3241 | 0.5779 |
| 0.95 | 282.0 | 0.7921 | 0.686 |
Experiment comment: