Measurement E151M832
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1049 | |
| Q2: | 0.0593 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9226 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | 1.3303 | 0.5297 |
| 0.25 | 66.0 | 0.2061 | 0.452 |
| 0.25 | 78.0 | -0.1728 | 0.4496 |
| 0.25 | 282.0 | -0.7781 | 0.3772 |
| 0.25 | 294.0 | -0.3274 | 0.4112 |
| 0.35 | 30.0 | -0.4579 | 1.0587 |
| 0.35 | 54.0 | 0.1994 | 0.4145 |
| 0.35 | 66.0 | 0.3471 | 0.3668 |
| 0.35 | 78.0 | -0.3432 | 0.3765 |
| 0.35 | 90.0 | 0.3145 | 1.1144 |
| 0.35 | 270.0 | 0.1145 | 0.4151 |
| 0.35 | 282.0 | 0.1074 | 0.3274 |
| 0.35 | 294.0 | -0.5414 | 0.3768 |
| 0.45 | 66.0 | 0.0588 | 0.7783 |
| 0.45 | 78.0 | -0.5713 | 0.8002 |
| 0.45 | 90.0 | 0.5375 | 0.8692 |
| 0.45 | 102.0 | 0.2647 | 1.135 |
| 0.45 | 114.0 | 1.5554 | 1.1426 |
| 0.45 | 258.0 | 0.5564 | 1.0054 |
| 0.45 | 270.0 | 0.9101 | 0.676 |
| 0.45 | 282.0 | 0.0289 | 0.581 |
| 0.45 | 294.0 | 0.7451 | 0.6892 |
| 0.45 | 306.0 | -0.1088 | 0.9777 |
| 0.55 | 66.0 | -0.3145 | 1.1298 |
| 0.55 | 78.0 | 0.4248 | 0.7698 |
| 0.55 | 90.0 | -0.4405 | 0.8798 |
| 0.55 | 102.0 | -0.2644 | 0.9956 |
| 0.55 | 114.0 | -0.6535 | 0.9032 |
| 0.55 | 126.0 | -0.5322 | 0.8694 |
| 0.55 | 138.0 | -0.8967 | 1.133 |
| 0.55 | 234.0 | -2.0685 | 0.8331 |
| 0.55 | 246.0 | 0.9664 | 1.0264 |
| 0.55 | 258.0 | 0.6579 | 0.7764 |
| 0.55 | 270.0 | 0.5164 | 0.7306 |
| 0.55 | 282.0 | -0.5947 | 0.5561 |
| 0.55 | 294.0 | -0.0903 | 0.9266 |
| 0.65 | 66.0 | -0.6932 | 1.0706 |
| 0.65 | 78.0 | -1.3168 | 1.0468 |
| 0.65 | 102.0 | 1.88 | 1.1467 |
| 0.65 | 114.0 | -1.1954 | 0.7267 |
| 0.65 | 126.0 | -0.9186 | 0.829 |
| 0.65 | 138.0 | 0.4052 | 0.9462 |
| 0.65 | 150.0 | -1.0612 | 1.018 |
| 0.65 | 186.0 | -0.2227 | 1.2221 |
| 0.65 | 210.0 | 0.896 | 0.9137 |
| 0.65 | 222.0 | 0.836 | 0.7449 |
| 0.65 | 234.0 | 0.6079 | 0.799 |
| 0.65 | 246.0 | -0.2939 | 0.7359 |
| 0.65 | 258.0 | 0.5885 | 0.8254 |
| 0.65 | 270.0 | 0.6927 | 0.7585 |
| 0.65 | 282.0 | -0.1213 | 0.8988 |
| 0.65 | 294.0 | 1.0449 | 0.7535 |
| 0.65 | 306.0 | 0.1154 | 0.9736 |
| 0.75 | 78.0 | -0.5076 | 1.0647 |
| 0.75 | 102.0 | 0.4385 | 1.1117 |
| 0.75 | 114.0 | 0.0572 | 0.8456 |
| 0.75 | 126.0 | -0.2731 | 0.8728 |
| 0.75 | 138.0 | 0.0928 | 1.0866 |
| 0.75 | 150.0 | 0.0809 | 1.1038 |
| 0.75 | 198.0 | 0.7779 | 1.3424 |
| 0.75 | 210.0 | 0.0253 | 0.8959 |
| 0.75 | 222.0 | 1.6758 | 0.9858 |
| 0.75 | 234.0 | 0.1565 | 0.8531 |
| 0.75 | 246.0 | 0.6952 | 0.7498 |
| 0.75 | 258.0 | 1.9337 | 1.1048 |
| 0.75 | 282.0 | 0.5731 | 0.765 |
| 0.75 | 294.0 | -0.3639 | 0.8613 |
| 0.85 | 90.0 | -2.3433 | 1.0627 |
| 0.85 | 102.0 | 2.5553 | 1.7183 |
| 0.85 | 114.0 | 0.5999 | 1.5019 |
| 0.85 | 126.0 | -2.0527 | 1.1409 |
| 0.85 | 186.0 | 1.1983 | 1.5889 |
| 0.85 | 210.0 | 2.5661 | 1.1718 |
| 0.85 | 222.0 | 1.1267 | 0.9774 |
| 0.85 | 234.0 | 0.2866 | 0.8161 |
| 0.85 | 246.0 | 0.0533 | 0.9256 |
| 0.85 | 258.0 | 1.2464 | 1.164 |
| 0.85 | 270.0 | -1.4336 | 1.1372 |
| 0.95 | 234.0 | 2.6425 | 2.9912 |
| 0.95 | 246.0 | 2.5909 | 3.0765 |
| 0.35 | 306.0 | 0.2155 | 0.6319 |
| 0.45 | 66.0 | 0.3503 | 0.3877 |
| 0.45 | 78.0 | 0.4324 | 0.3943 |
| 0.45 | 90.0 | 0.0663 | 0.462 |
| 0.45 | 102.0 | 0.2519 | 0.622 |
| 0.45 | 114.0 | -0.6276 | 0.5181 |
| 0.45 | 258.0 | 1.678 | 0.5665 |
| 0.45 | 270.0 | -0.3741 | 0.3566 |
| 0.45 | 282.0 | -0.3092 | 0.3278 |
| 0.45 | 294.0 | -0.1209 | 0.4038 |
| 0.55 | 66.0 | 0.2695 | 0.5913 |
| 0.55 | 78.0 | 0.409 | 0.4039 |
| 0.55 | 90.0 | -0.5131 | 0.4475 |
| 0.55 | 102.0 | -0.3751 | 0.4788 |
| 0.55 | 114.0 | -0.5621 | 0.4218 |
| 0.55 | 126.0 | -0.3049 | 0.4762 |
| 0.55 | 138.0 | -1.2692 | 0.5361 |
| 0.55 | 222.0 | 0.0148 | 0.6873 |
| 0.55 | 234.0 | 0.1417 | 0.6408 |
| 0.55 | 246.0 | 1.7123 | 0.6904 |
| 0.55 | 258.0 | 0.6438 | 0.5157 |
| 0.55 | 270.0 | 0.2599 | 0.3633 |
| 0.55 | 282.0 | 0.1728 | 0.3844 |
| 0.55 | 294.0 | 0.5216 | 0.6124 |
| 0.65 | 54.0 | -0.1314 | 0.6071 |
| 0.65 | 66.0 | -0.1127 | 0.4008 |
| 0.65 | 78.0 | 0.073 | 0.5895 |
| 0.65 | 90.0 | -0.2852 | 0.5421 |
| 0.65 | 102.0 | 0.0439 | 0.5021 |
| 0.65 | 114.0 | -0.6363 | 0.3634 |
| 0.65 | 126.0 | 0.0112 | 0.4078 |
| 0.65 | 138.0 | 0.0087 | 0.5453 |
| 0.65 | 150.0 | -1.4105 | 0.4867 |
| 0.65 | 198.0 | 0.9238 | 0.7315 |
| 0.65 | 210.0 | 0.671 | 0.6221 |
| 0.65 | 222.0 | 0.9095 | 0.5828 |
| 0.65 | 234.0 | 0.3956 | 0.4852 |
| 0.65 | 246.0 | 0.1428 | 0.5695 |
| 0.65 | 258.0 | -0.3082 | 0.4178 |
| 0.65 | 270.0 | 0.2654 | 0.4206 |
| 0.65 | 282.0 | -0.0784 | 0.557 |
| 0.65 | 294.0 | -1.095 | 0.3569 |
| 0.65 | 306.0 | -0.297 | 0.5249 |
| 0.75 | 66.0 | -0.7736 | 0.5315 |
| 0.75 | 78.0 | 1.1249 | 0.5933 |
| 0.75 | 102.0 | 0.3007 | 0.5772 |
| 0.75 | 114.0 | 0.1913 | 0.4578 |
| 0.75 | 126.0 | -0.7179 | 0.4282 |
| 0.75 | 138.0 | 0.1658 | 0.5118 |
| 0.75 | 150.0 | 0.3721 | 0.6282 |
| 0.75 | 198.0 | -0.7389 | 0.6479 |
| 0.75 | 210.0 | 1.1061 | 0.5548 |
| 0.75 | 222.0 | 0.5411 | 0.5725 |
| 0.75 | 234.0 | 1.5237 | 0.4638 |
| 0.75 | 246.0 | 0.0707 | 0.4494 |
| 0.75 | 258.0 | 0.0847 | 0.5251 |
| 0.75 | 282.0 | 0.1032 | 0.4522 |
| 0.75 | 294.0 | 0.1071 | 0.5117 |
| 0.85 | 90.0 | -0.4844 | 0.5579 |
| 0.85 | 102.0 | 0.4115 | 0.6007 |
| 0.85 | 114.0 | -0.5475 | 0.5416 |
| 0.85 | 126.0 | -0.1721 | 0.6453 |
| 0.85 | 138.0 | -0.2776 | 0.7256 |
| 0.85 | 198.0 | 1.3706 | 0.9124 |
| 0.85 | 210.0 | 0.1318 | 0.6391 |
| 0.85 | 222.0 | 1.6853 | 0.5433 |
| 0.85 | 234.0 | 0.4918 | 0.5129 |
| 0.85 | 246.0 | 0.3956 | 0.472 |
| 0.85 | 258.0 | -0.1815 | 0.5758 |
| 0.85 | 270.0 | 0.4757 | 0.5926 |
| 0.95 | 210.0 | 0.0398 | 1.2628 |
| 0.95 | 222.0 | 2.6233 | 1.1573 |
| 0.95 | 234.0 | 2.065 | 0.9701 |
| 0.95 | 246.0 | 1.0027 | 1.0902 |
| 0.95 | 258.0 | -0.7432 | 1.0947 |
Experiment comment: