Measurement E151M1097
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.0941 | |
| Q2: | 0.101 GeV2 | |
| W: | 1625.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.917 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | -0.8803 | 0.6276 |
| 0.25 | 66.0 | -1.2263 | 0.565 |
| 0.25 | 78.0 | -1.0907 | 0.6169 |
| 0.25 | 270.0 | -0.7505 | 0.7362 |
| 0.25 | 282.0 | 0.1987 | 0.8213 |
| 0.35 | 66.0 | -0.2055 | 0.6217 |
| 0.35 | 78.0 | -0.6712 | 0.657 |
| 0.35 | 102.0 | -1.0172 | 0.7074 |
| 0.35 | 114.0 | -2.2318 | 0.465 |
| 0.35 | 126.0 | -0.4414 | 0.8507 |
| 0.35 | 258.0 | 0.0702 | 0.7576 |
| 0.35 | 270.0 | 1.0097 | 0.6681 |
| 0.35 | 282.0 | 0.0892 | 0.6265 |
| 0.35 | 294.0 | -0.6579 | 0.6601 |
| 0.45 | 66.0 | -0.208 | 0.6388 |
| 0.45 | 78.0 | 0.528 | 0.8761 |
| 0.45 | 102.0 | -0.4792 | 0.6924 |
| 0.45 | 114.0 | -0.415 | 0.6017 |
| 0.45 | 126.0 | -1.1753 | 0.5021 |
| 0.45 | 138.0 | -2.2413 | 0.4722 |
| 0.45 | 222.0 | -0.4165 | 0.8447 |
| 0.45 | 258.0 | 0.5572 | 0.6321 |
| 0.45 | 270.0 | 0.5062 | 0.5077 |
| 0.45 | 282.0 | 0.004 | 0.5018 |
| 0.45 | 294.0 | -0.2013 | 0.778 |
| 0.55 | 54.0 | 0.0564 | 0.8529 |
| 0.55 | 66.0 | 0.0918 | 0.656 |
| 0.55 | 90.0 | -0.0715 | 0.6632 |
| 0.55 | 102.0 | 0.7638 | 0.6389 |
| 0.55 | 114.0 | -0.6987 | 0.502 |
| 0.55 | 126.0 | -1.5041 | 0.4021 |
| 0.55 | 138.0 | -0.6956 | 0.5819 |
| 0.55 | 186.0 | 0.8077 | 0.8897 |
| 0.55 | 198.0 | 2.0202 | 0.8422 |
| 0.55 | 210.0 | 2.0286 | 0.761 |
| 0.55 | 222.0 | -0.1064 | 0.6932 |
| 0.55 | 234.0 | 0.7306 | 0.7275 |
| 0.55 | 246.0 | 0.5604 | 0.7895 |
| 0.55 | 258.0 | 1.6536 | 0.71 |
| 0.55 | 270.0 | 0.3422 | 0.4511 |
| 0.55 | 282.0 | -0.5296 | 0.5069 |
| 0.65 | 54.0 | -0.7274 | 0.4993 |
| 0.65 | 66.0 | 0.3313 | 0.6956 |
| 0.65 | 78.0 | 0.787 | 0.8421 |
| 0.65 | 90.0 | -1.7003 | 0.4504 |
| 0.65 | 102.0 | -0.5443 | 0.4076 |
| 0.65 | 114.0 | -0.545 | 0.3746 |
| 0.65 | 126.0 | -0.888 | 0.3831 |
| 0.65 | 138.0 | -0.0097 | 0.525 |
| 0.65 | 150.0 | 0.2246 | 1.0201 |
| 0.65 | 162.0 | -1.0862 | 0.7111 |
| 0.65 | 174.0 | -0.1634 | 0.751 |
| 0.65 | 186.0 | -0.7175 | 0.5687 |
| 0.65 | 198.0 | 1.2907 | 0.6234 |
| 0.65 | 210.0 | 0.0828 | 0.5773 |
| 0.65 | 222.0 | 0.4512 | 0.5496 |
| 0.65 | 234.0 | 3.0077 | 3.0077 |
| 0.65 | 246.0 | 0.5881 | 0.6834 |
| 0.65 | 258.0 | 1.1091 | 0.6816 |
| 0.65 | 270.0 | 0.3494 | 0.7282 |
| 0.65 | 282.0 | -0.3066 | 0.5364 |
| 0.65 | 294.0 | -0.1285 | 0.4789 |
| 0.65 | 306.0 | -0.4622 | 0.7107 |
| 0.75 | 66.0 | -1.6484 | 0.5537 |
| 0.75 | 78.0 | -0.1929 | 0.7398 |
| 0.75 | 90.0 | -0.8402 | 0.4873 |
| 0.75 | 102.0 | -0.1037 | 0.509 |
| 0.75 | 114.0 | -0.2783 | 0.4708 |
| 0.75 | 126.0 | 0.057 | 0.469 |
| 0.75 | 138.0 | 0.3413 | 0.5741 |
| 0.75 | 150.0 | -0.317 | 0.6685 |
| 0.75 | 162.0 | 0.5661 | 0.9535 |
| 0.75 | 174.0 | -0.6023 | 0.6416 |
| 0.75 | 186.0 | 1.3372 | 0.766 |
| 0.75 | 198.0 | 0.433 | 0.543 |
| 0.75 | 210.0 | 1.4333 | 0.5411 |
| 0.75 | 222.0 | 0.6363 | 0.4628 |
| 0.75 | 234.0 | 0.4615 | 0.5139 |
| 0.75 | 246.0 | 0.7316 | 0.6397 |
| 0.75 | 258.0 | 1.2997 | 0.7872 |
| 0.75 | 270.0 | -0.5763 | 0.5152 |
| 0.75 | 282.0 | -0.5388 | 0.383 |
| 0.75 | 294.0 | 0.7246 | 0.4596 |
| 0.85 | 78.0 | -0.4885 | 0.5372 |
| 0.85 | 90.0 | -0.2817 | 0.3758 |
| 0.85 | 102.0 | 0.0355 | 0.4034 |
| 0.85 | 114.0 | 0.3836 | 0.6153 |
| 0.85 | 126.0 | -0.5517 | 0.6388 |
| 0.85 | 138.0 | -0.1953 | 0.7765 |
| 0.85 | 150.0 | -0.523 | 0.7604 |
| 0.85 | 162.0 | -0.2423 | 0.7917 |
| 0.85 | 174.0 | -0.2935 | 0.6685 |
| 0.85 | 186.0 | -0.2705 | 0.5555 |
| 0.85 | 198.0 | -0.0038 | 0.5395 |
| 0.85 | 210.0 | 0.0759 | 0.4531 |
| 0.85 | 222.0 | 0.2996 | 0.422 |
| 0.85 | 234.0 | 0.4413 | 0.4221 |
| 0.85 | 246.0 | 0.3485 | 0.5401 |
| 0.85 | 258.0 | 1.0531 | 0.6155 |
| 0.85 | 270.0 | -0.6333 | 0.5837 |
| 0.85 | 282.0 | -0.267 | 0.5586 |
| 0.95 | 90.0 | -0.1028 | 0.744 |
| 0.95 | 102.0 | 1.1173 | 0.6427 |
| 0.95 | 114.0 | -1.6397 | 0.5071 |
| 0.95 | 126.0 | -2.2549 | 0.38 |
| 0.95 | 174.0 | -0.4936 | 0.6774 |
| 0.95 | 186.0 | -0.767 | 0.642 |
| 0.95 | 198.0 | 0.5857 | 0.6377 |
| 0.95 | 210.0 | 0.6702 | 0.5582 |
| 0.95 | 222.0 | -0.6083 | 0.4675 |
| 0.95 | 234.0 | 0.9892 | 0.5354 |
| 0.95 | 246.0 | 0.9411 | 0.5416 |
| 0.95 | 258.0 | 1.4395 | 0.7188 |
Experiment comment: