Measurement E151M564
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1177 | |
| Q2: | 0.0496 GeV2 | |
| W: | 1415.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9248 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.05 | 30.0 | 0.633 | 0.7717 |
| 0.25 | 30.0 | 2.0897 | 0.6735 |
| 0.25 | 42.0 | 0.9374 | 0.7226 |
| 0.25 | 54.0 | 0.2789 | 0.6913 |
| 0.25 | 66.0 | -0.2895 | 0.5138 |
| 0.25 | 78.0 | -0.0522 | 0.4969 |
| 0.25 | 282.0 | 0.5662 | 0.6792 |
| 0.25 | 294.0 | 1.0192 | 0.5337 |
| 0.25 | 306.0 | -0.3683 | 0.5236 |
| 0.25 | 318.0 | -0.7936 | 0.5507 |
| 0.35 | 18.0 | 0.9147 | 0.7166 |
| 0.35 | 30.0 | -0.9975 | 0.5521 |
| 0.35 | 54.0 | 1.5719 | 0.6674 |
| 0.35 | 66.0 | -0.0331 | 0.4146 |
| 0.35 | 78.0 | -0.0323 | 0.3734 |
| 0.35 | 90.0 | 0.6368 | 0.5972 |
| 0.35 | 270.0 | -0.0609 | 0.6029 |
| 0.35 | 282.0 | -0.5029 | 0.3658 |
| 0.35 | 294.0 | 0.0119 | 0.4023 |
| 0.35 | 306.0 | 0.6899 | 0.5731 |
| 0.35 | 330.0 | 0.2688 | 0.7219 |
| 0.45 | 30.0 | 1.5875 | 0.7411 |
| 0.45 | 66.0 | 0.2146 | 0.3958 |
| 0.45 | 78.0 | 0.6115 | 0.3683 |
| 0.45 | 90.0 | -0.5397 | 0.3768 |
| 0.45 | 102.0 | 0.0864 | 0.5335 |
| 0.45 | 258.0 | 0.4697 | 0.6511 |
| 0.45 | 270.0 | 0.4237 | 0.4229 |
| 0.45 | 282.0 | 0.0252 | 0.3416 |
| 0.45 | 294.0 | -0.6505 | 0.301 |
| 0.45 | 306.0 | -0.4239 | 0.4818 |
| 0.45 | 330.0 | -1.4375 | 0.4627 |
| 0.55 | 66.0 | 0.0873 | 0.5116 |
| 0.55 | 78.0 | 0.2769 | 0.383 |
| 0.55 | 90.0 | 0.7003 | 0.4826 |
| 0.55 | 102.0 | 0.744 | 0.4664 |
| 0.55 | 114.0 | 0.3669 | 0.5589 |
| 0.55 | 126.0 | -0.6608 | 0.4386 |
| 0.55 | 138.0 | -0.3211 | 0.639 |
| 0.55 | 222.0 | -0.2107 | 0.5936 |
| 0.55 | 234.0 | 0.2048 | 0.5015 |
| 0.55 | 246.0 | -0.7732 | 0.466 |
| 0.55 | 258.0 | -0.205 | 0.4461 |
| 0.55 | 270.0 | -0.2572 | 0.3338 |
| 0.55 | 282.0 | -0.2024 | 0.3276 |
| 0.55 | 294.0 | -0.738 | 0.3533 |
| 0.65 | 66.0 | 0.5675 | 0.5285 |
| 0.65 | 78.0 | 0.0983 | 0.4836 |
| 0.65 | 90.0 | -0.9712 | 0.4833 |
| 0.65 | 102.0 | -0.0173 | 0.4554 |
| 0.65 | 114.0 | -0.0317 | 0.3765 |
| 0.65 | 126.0 | 0.8803 | 0.4178 |
| 0.65 | 138.0 | 0.0198 | 0.4225 |
| 0.65 | 150.0 | -0.8755 | 0.5104 |
| 0.65 | 210.0 | 0.4787 | 0.5075 |
| 0.65 | 222.0 | 0.9071 | 0.4276 |
| 0.65 | 234.0 | 0.1771 | 0.3649 |
| 0.65 | 246.0 | 0.0061 | 0.3934 |
| 0.65 | 258.0 | -0.2777 | 0.3761 |
| 0.65 | 270.0 | 0.2194 | 0.4126 |
| 0.65 | 282.0 | 0.5387 | 0.4808 |
| 0.65 | 294.0 | -0.0243 | 0.48 |
| 0.65 | 306.0 | 0.2819 | 0.6199 |
| 0.75 | 66.0 | 1.0207 | 0.701 |
| 0.75 | 78.0 | 0.6083 | 0.5854 |
| 0.75 | 90.0 | -0.2426 | 0.5862 |
| 0.75 | 102.0 | -0.4746 | 0.418 |
| 0.75 | 114.0 | 0.2898 | 0.3483 |
| 0.75 | 126.0 | -0.5147 | 0.3454 |
| 0.75 | 138.0 | -0.4838 | 0.3671 |
| 0.75 | 150.0 | -0.2476 | 0.4614 |
| 0.75 | 162.0 | -0.0268 | 0.6513 |
| 0.75 | 186.0 | -0.2444 | 0.6768 |
| 0.75 | 198.0 | -0.2977 | 0.7078 |
| 0.75 | 210.0 | 0.5027 | 0.4805 |
| 0.75 | 222.0 | 0.5417 | 0.4098 |
| 0.75 | 234.0 | -0.2373 | 0.3363 |
| 0.75 | 246.0 | 0.3803 | 0.3756 |
| 0.75 | 258.0 | 0.4155 | 0.4392 |
| 0.75 | 270.0 | -0.2976 | 0.5322 |
| 0.75 | 282.0 | 0.0933 | 0.5185 |
| 0.75 | 294.0 | -0.334 | 0.4842 |
| 0.85 | 102.0 | 0.5677 | 0.6513 |
| 0.85 | 114.0 | 0.3022 | 0.4941 |
| 0.85 | 126.0 | 0.1012 | 0.4229 |
| 0.85 | 138.0 | -0.5997 | 0.4115 |
| 0.85 | 150.0 | 0.2795 | 0.5699 |
| 0.85 | 198.0 | -0.6765 | 0.5429 |
| 0.85 | 210.0 | 0.2259 | 0.4834 |
| 0.85 | 222.0 | 0.2933 | 0.3706 |
| 0.85 | 234.0 | 0.135 | 0.3559 |
| 0.85 | 246.0 | 0.1872 | 0.394 |
| 0.85 | 258.0 | 0.1682 | 0.3992 |
| 0.85 | 270.0 | 0.2846 | 0.495 |
| 0.95 | 126.0 | 0.1757 | 0.6722 |
| 0.95 | 210.0 | 1.2383 | 0.6912 |
| 0.95 | 222.0 | 1.2485 | 0.5278 |
| 0.95 | 234.0 | -0.0191 | 0.4653 |
| 0.95 | 246.0 | -0.0394 | 0.4019 |
| 0.95 | 258.0 | 0.5516 | 0.6012 |
Experiment comment: