Measurement E151M1072
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1191 | |
| Q2: | 0.101 GeV2 | |
| W: | 1565.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9338 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | 1.2907 | 0.8257 |
| 0.25 | 78.0 | -0.5661 | 0.6578 |
| 0.25 | 282.0 | -0.6129 | 0.7825 |
| 0.25 | 294.0 | -0.5818 | 0.6041 |
| 0.35 | 66.0 | 0.2228 | 0.6697 |
| 0.35 | 78.0 | -0.8884 | 0.5221 |
| 0.35 | 90.0 | 0.1235 | 0.8741 |
| 0.35 | 270.0 | 0.4919 | 0.7416 |
| 0.35 | 282.0 | 0.8706 | 0.6643 |
| 0.35 | 294.0 | 0.3539 | 0.7836 |
| 0.45 | 66.0 | 0.8864 | 0.7757 |
| 0.45 | 78.0 | 0.1864 | 0.7002 |
| 0.45 | 90.0 | 0.0817 | 0.9846 |
| 0.45 | 102.0 | 0.4846 | 0.8481 |
| 0.45 | 114.0 | 0.7135 | 0.7606 |
| 0.45 | 258.0 | 2.1373 | 0.812 |
| 0.45 | 270.0 | 0.911 | 0.5904 |
| 0.45 | 282.0 | -0.8655 | 0.4425 |
| 0.45 | 294.0 | -0.3897 | 0.5918 |
| 0.55 | 54.0 | 0.3988 | 0.8941 |
| 0.55 | 66.0 | -0.6864 | 0.7118 |
| 0.55 | 78.0 | -1.1622 | 0.6126 |
| 0.55 | 90.0 | -0.2584 | 0.8072 |
| 0.55 | 102.0 | -0.2849 | 0.5447 |
| 0.55 | 114.0 | -0.8375 | 0.4769 |
| 0.55 | 126.0 | 0.4359 | 0.6239 |
| 0.55 | 138.0 | -1.4946 | 0.5031 |
| 0.55 | 210.0 | 2.2417 | 0.9605 |
| 0.55 | 222.0 | -1.0121 | 0.6343 |
| 0.55 | 234.0 | 0.8465 | 0.7405 |
| 0.55 | 258.0 | 1.9894 | 0.8491 |
| 0.55 | 270.0 | -0.1127 | 0.4974 |
| 0.55 | 282.0 | -1.1359 | 0.3978 |
| 0.55 | 294.0 | -0.4242 | 0.7762 |
| 0.55 | 306.0 | 0.7124 | 0.9209 |
| 0.65 | 54.0 | 0.7951 | 0.6434 |
| 0.65 | 66.0 | 0.5451 | 0.8088 |
| 0.65 | 90.0 | -0.5234 | 0.6031 |
| 0.65 | 102.0 | -0.5921 | 0.4465 |
| 0.65 | 114.0 | -0.1993 | 0.4586 |
| 0.65 | 126.0 | -1.1646 | 0.4654 |
| 0.65 | 138.0 | -0.7154 | 0.4877 |
| 0.65 | 150.0 | -1.2671 | 0.7103 |
| 0.65 | 186.0 | 0.9294 | 0.9893 |
| 0.65 | 198.0 | -1.1197 | 0.5217 |
| 0.65 | 210.0 | 0.4637 | 0.5939 |
| 0.65 | 222.0 | 1.1028 | 0.6211 |
| 0.65 | 234.0 | 0.554 | 0.6395 |
| 0.65 | 246.0 | 0.2247 | 0.7587 |
| 0.65 | 258.0 | -0.4006 | 0.624 |
| 0.65 | 270.0 | 0.0304 | 0.7133 |
| 0.65 | 282.0 | -0.4504 | 0.6841 |
| 0.65 | 294.0 | -0.376 | 0.4812 |
| 0.65 | 306.0 | -0.2795 | 0.578 |
| 0.75 | 78.0 | -1.2872 | 0.5083 |
| 0.75 | 90.0 | -1.5659 | 0.4505 |
| 0.75 | 102.0 | -0.8365 | 0.5004 |
| 0.75 | 114.0 | -0.5991 | 0.4232 |
| 0.75 | 126.0 | -0.7486 | 0.3956 |
| 0.75 | 138.0 | -1.1947 | 0.4491 |
| 0.75 | 150.0 | -1.379 | 0.6065 |
| 0.75 | 162.0 | 0.1726 | 0.9141 |
| 0.75 | 186.0 | 0.324 | 0.675 |
| 0.75 | 198.0 | 0.7602 | 0.6528 |
| 0.75 | 210.0 | -0.4184 | 0.4845 |
| 0.75 | 222.0 | 0.6714 | 0.5442 |
| 0.75 | 234.0 | -0.6391 | 0.4166 |
| 0.75 | 246.0 | 1.6541 | 0.592 |
| 0.75 | 258.0 | 0.2425 | 0.7136 |
| 0.75 | 282.0 | 0.5932 | 0.6711 |
| 0.75 | 294.0 | 0.9026 | 0.5968 |
| 0.75 | 306.0 | 0.1996 | 0.853 |
| 0.85 | 78.0 | 0.3745 | 0.4909 |
| 0.85 | 90.0 | 0.0972 | 0.4328 |
| 0.85 | 102.0 | -0.0193 | 0.4812 |
| 0.85 | 114.0 | -0.3126 | 0.6187 |
| 0.85 | 126.0 | -0.321 | 0.5456 |
| 0.85 | 138.0 | -0.8409 | 0.6725 |
| 0.85 | 150.0 | 0.7581 | 1.0116 |
| 0.85 | 174.0 | -0.3949 | 0.797 |
| 0.85 | 186.0 | 0.6178 | 0.7736 |
| 0.85 | 198.0 | 0.0271 | 0.556 |
| 0.85 | 210.0 | 0.5726 | 0.5118 |
| 0.85 | 222.0 | 0.0781 | 0.4223 |
| 0.85 | 234.0 | 0.5994 | 0.4109 |
| 0.85 | 246.0 | 0.2546 | 0.4283 |
| 0.85 | 258.0 | 0.6316 | 0.5969 |
| 0.85 | 270.0 | -0.4105 | 0.8058 |
| 0.85 | 282.0 | 1.4987 | 0.8851 |
| 0.95 | 90.0 | -0.4443 | 0.5157 |
| 0.95 | 102.0 | -0.3514 | 0.4864 |
| 0.95 | 126.0 | 1.2885 | 1.0342 |
| 0.95 | 162.0 | -1.3833 | 0.6066 |
| 0.95 | 174.0 | 1.6022 | 1.0033 |
| 0.95 | 186.0 | -0.7017 | 0.6418 |
| 0.95 | 198.0 | 0.5828 | 0.6479 |
| 0.95 | 210.0 | 0.8611 | 0.5875 |
| 0.95 | 222.0 | 1.3091 | 0.5254 |
| 0.95 | 234.0 | -0.289 | 0.455 |
| 0.95 | 246.0 | 1.0537 | 0.5656 |
| 0.95 | 258.0 | 0.9528 | 0.58 |
| 0.95 | 270.0 | 0.3581 | 0.5721 |
Experiment comment: