Measurement E151M835
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1664 | |
| Q2: | 0.101 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 2.2596 GeV | |
| ε: | 0.9122 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | 0.2319 | 0.4814 |
| 0.25 | 78.0 | 0.0319 | 0.4183 |
| 0.25 | 282.0 | 0.586 | 0.6028 |
| 0.25 | 294.0 | -0.102 | 0.4067 |
| 0.35 | 66.0 | 2.0095 | 1.0304 |
| 0.35 | 78.0 | -1.0932 | 0.8409 |
| 0.35 | 282.0 | -1.5866 | 0.6761 |
| 0.35 | 294.0 | -0.1267 | 0.8451 |
| 0.45 | 78.0 | 0.3348 | 0.9319 |
| 0.45 | 90.0 | 0.4663 | 1.1342 |
| 0.45 | 270.0 | 0.0163 | 0.7692 |
| 0.45 | 282.0 | -1.0669 | 0.675 |
| 0.45 | 294.0 | 0.491 | 0.7467 |
| 0.55 | 66.0 | 1.3685 | 1.2207 |
| 0.55 | 102.0 | -1.194 | 1.0393 |
| 0.55 | 114.0 | -0.1077 | 0.9371 |
| 0.55 | 126.0 | -1.2759 | 1.0482 |
| 0.55 | 270.0 | -0.8729 | 0.7852 |
| 0.55 | 282.0 | -0.4576 | 0.7269 |
| 0.55 | 306.0 | -0.9601 | 0.8938 |
| 0.65 | 66.0 | 2.1448 | 1.3256 |
| 0.65 | 102.0 | -1.1023 | 0.9128 |
| 0.65 | 114.0 | 0.0014 | 0.9258 |
| 0.65 | 126.0 | -1.3261 | 0.7513 |
| 0.65 | 138.0 | 0.6098 | 1.1468 |
| 0.65 | 222.0 | 1.7506 | 1.0602 |
| 0.65 | 234.0 | 0.0438 | 0.9002 |
| 0.65 | 246.0 | 1.2865 | 0.9234 |
| 0.65 | 258.0 | 3.3788 | 3.3788 |
| 0.65 | 270.0 | 1.2949 | 1.0967 |
| 0.65 | 294.0 | -0.5379 | 0.751 |
| 0.75 | 102.0 | 0.1156 | 0.9711 |
| 0.75 | 114.0 | -0.1461 | 0.8991 |
| 0.75 | 126.0 | 0.2216 | 0.9753 |
| 0.75 | 138.0 | -1.4294 | 0.8635 |
| 0.75 | 198.0 | 0.5589 | 1.3238 |
| 0.75 | 210.0 | 0.6699 | 1.0385 |
| 0.75 | 222.0 | 0.2712 | 0.9362 |
| 0.75 | 234.0 | 1.1129 | 0.9042 |
| 0.75 | 246.0 | 0.9824 | 0.9805 |
| 0.75 | 258.0 | 0.5376 | 0.996 |
| 0.75 | 282.0 | -0.509 | 0.9575 |
| 0.75 | 294.0 | -1.0456 | 0.967 |
| 0.85 | 90.0 | -0.0081 | 1.0636 |
| 0.85 | 102.0 | -1.5658 | 1.1522 |
| 0.85 | 114.0 | -0.7505 | 1.0719 |
| 0.85 | 126.0 | -0.2477 | 1.098 |
| 0.85 | 138.0 | -2.9693 | 1.0429 |
| 0.85 | 222.0 | -0.4267 | 1.1569 |
| 0.85 | 234.0 | 0.3923 | 0.8429 |
| 0.85 | 246.0 | -0.4807 | 0.9532 |
| 0.85 | 258.0 | 0.7235 | 0.9758 |
| 0.85 | 270.0 | 2.4628 | 1.1709 |
| 0.95 | 210.0 | 11.706 | 11.706 |
| 0.95 | 222.0 | 4.1633 | 3.8227 |
| 0.95 | 246.0 | 2.5382 | 2.9537 |
| 0.95 | 258.0 | 4.4146 | 3.0347 |
| 0.25 | 306.0 | -0.9568 | 0.4485 |
| 0.35 | 66.0 | 0.1025 | 0.5629 |
| 0.35 | 78.0 | -0.2306 | 0.4337 |
| 0.35 | 270.0 | 0.0041 | 0.596 |
| 0.35 | 282.0 | -0.067 | 0.4802 |
| 0.35 | 294.0 | 0.3561 | 0.5197 |
| 0.35 | 306.0 | 0.0244 | 0.5497 |
| 0.45 | 66.0 | 0.0871 | 0.4656 |
| 0.45 | 78.0 | 0.3449 | 0.5466 |
| 0.45 | 270.0 | 1.3713 | 0.6985 |
| 0.45 | 282.0 | -0.1006 | 0.4457 |
| 0.45 | 294.0 | -0.4162 | 0.4106 |
| 0.55 | 78.0 | 0.4905 | 0.5694 |
| 0.55 | 102.0 | 0.5156 | 0.6241 |
| 0.55 | 114.0 | -0.1239 | 0.551 |
| 0.55 | 126.0 | -0.6128 | 0.5264 |
| 0.55 | 234.0 | 1.4456 | 0.7834 |
| 0.55 | 258.0 | -0.4061 | 0.614 |
| 0.55 | 270.0 | 0.031 | 0.5843 |
| 0.55 | 282.0 | -1.0285 | 0.3489 |
| 0.65 | 90.0 | 0.058 | 0.6612 |
| 0.65 | 102.0 | 0.0768 | 0.5561 |
| 0.65 | 114.0 | -0.3943 | 0.4729 |
| 0.65 | 126.0 | -0.4118 | 0.4858 |
| 0.65 | 138.0 | -0.7382 | 0.5727 |
| 0.65 | 210.0 | -0.7585 | 0.7094 |
| 0.65 | 222.0 | 2.1179 | 0.7352 |
| 0.65 | 234.0 | 1.1257 | 0.5865 |
| 0.65 | 246.0 | 1.083 | 0.5275 |
| 0.65 | 270.0 | 0.3004 | 0.6967 |
| 0.75 | 102.0 | 0.1276 | 0.4958 |
| 0.75 | 114.0 | 0.0515 | 0.4473 |
| 0.75 | 126.0 | 0.2999 | 0.4957 |
| 0.75 | 138.0 | -0.4856 | 0.6651 |
| 0.75 | 210.0 | 1.7593 | 0.8092 |
| 0.75 | 222.0 | 1.8713 | 0.6029 |
| 0.75 | 234.0 | 1.091 | 0.586 |
| 0.75 | 246.0 | -0.029 | 0.5451 |
| 0.75 | 258.0 | 0.0523 | 0.4854 |
| 0.75 | 270.0 | -0.7169 | 0.608 |
| 0.75 | 282.0 | -0.5158 | 0.6356 |
| 0.75 | 294.0 | 0.5177 | 0.6936 |
| 0.85 | 78.0 | 0.6567 | 0.723 |
| 0.85 | 90.0 | -0.2053 | 0.5876 |
| 0.85 | 102.0 | 0.1556 | 0.7628 |
| 0.85 | 114.0 | -0.7788 | 0.5857 |
| 0.85 | 126.0 | -0.3262 | 0.6469 |
| 0.85 | 138.0 | -0.0713 | 0.6928 |
| 0.85 | 150.0 | -0.362 | 0.7709 |
| 0.85 | 198.0 | 1.722 | 0.9252 |
| 0.85 | 210.0 | 2.0336 | 0.8271 |
| 0.85 | 222.0 | 1.6573 | 0.7131 |
| 0.85 | 234.0 | 1.1949 | 0.552 |
| 0.85 | 246.0 | 0.7502 | 0.5595 |
| 0.85 | 258.0 | 0.9867 | 0.5201 |
| 0.85 | 270.0 | -0.3726 | 0.612 |
| 0.95 | 90.0 | -1.9284 | 0.8418 |
| 0.95 | 102.0 | 1.9121 | 1.0561 |
| 0.95 | 234.0 | -0.6239 | 1.0137 |
| 0.95 | 246.0 | 1.6136 | 0.9401 |
| 0.95 | 258.0 | 1.9728 | 0.8929 |
Experiment comment: