Measurement E151M992
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.4584 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1355.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9641 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| -0.15 | 30.0 | 1.5608 | 0.8468 |
| -0.05 | 306.0 | -0.7152 | 0.6217 |
| 0.05 | 54.0 | -0.2265 | 0.641 |
| 0.05 | 66.0 | -0.0481 | 0.5558 |
| 0.05 | 294.0 | 0.2242 | 0.672 |
| 0.05 | 306.0 | -0.2844 | 0.4857 |
| 0.05 | 318.0 | -1.6243 | 0.3702 |
| 0.15 | 54.0 | 1.3568 | 0.6451 |
| 0.15 | 66.0 | 0.4979 | 0.4652 |
| 0.15 | 78.0 | 0.3358 | 0.8596 |
| 0.15 | 294.0 | 0.168 | 0.5628 |
| 0.15 | 306.0 | -0.8446 | 0.4055 |
| 0.15 | 318.0 | -0.6533 | 0.5523 |
| 0.25 | 54.0 | 0.1231 | 0.5169 |
| 0.25 | 66.0 | 0.1474 | 0.4019 |
| 0.25 | 78.0 | 0.3785 | 0.6778 |
| 0.25 | 282.0 | 0.3709 | 0.7149 |
| 0.25 | 294.0 | -0.3613 | 0.362 |
| 0.25 | 306.0 | -0.1233 | 0.4202 |
| 0.35 | 54.0 | -0.3203 | 0.433 |
| 0.35 | 66.0 | 0.6837 | 0.3792 |
| 0.35 | 78.0 | -0.2321 | 0.4203 |
| 0.35 | 282.0 | -0.1444 | 0.5088 |
| 0.35 | 294.0 | -0.1012 | 0.3786 |
| 0.35 | 306.0 | -0.6261 | 0.421 |
| 0.45 | 54.0 | 0.6148 | 0.5033 |
| 0.45 | 66.0 | -0.65 | 0.3682 |
| 0.45 | 78.0 | 0.1604 | 0.5009 |
| 0.45 | 90.0 | 0.6921 | 0.7335 |
| 0.45 | 270.0 | 0.0982 | 0.6204 |
| 0.45 | 282.0 | -0.2175 | 0.4507 |
| 0.45 | 294.0 | -0.4563 | 0.3647 |
| 0.45 | 306.0 | 0.5068 | 0.8045 |
| 0.55 | 54.0 | -0.3219 | 0.5397 |
| 0.55 | 66.0 | 1.3773 | 0.6525 |
| 0.55 | 78.0 | -0.1081 | 0.4506 |
| 0.55 | 90.0 | -0.1925 | 0.448 |
| 0.55 | 102.0 | 0.0042 | 0.4779 |
| 0.55 | 258.0 | -0.6809 | 0.521 |
| 0.55 | 270.0 | -0.8622 | 0.3941 |
| 0.55 | 282.0 | -0.5997 | 0.3776 |
| 0.55 | 294.0 | -0.4939 | 0.4569 |
| 0.55 | 306.0 | -1.0607 | 0.5309 |
| 0.65 | 66.0 | 0.4222 | 0.6347 |
| 0.65 | 78.0 | 0.2372 | 0.411 |
| 0.65 | 90.0 | -0.1329 | 0.3424 |
| 0.65 | 102.0 | -0.637 | 0.2797 |
| 0.65 | 114.0 | -0.1655 | 0.452 |
| 0.65 | 234.0 | 2.0918 | 0.8858 |
| 0.65 | 246.0 | -0.597 | 0.423 |
| 0.65 | 258.0 | 0.1655 | 0.3653 |
| 0.65 | 270.0 | 0.0858 | 0.3376 |
| 0.65 | 282.0 | 0.1154 | 0.3835 |
| 0.65 | 294.0 | 0.7886 | 0.5606 |
| 0.65 | 306.0 | -0.4196 | 0.6638 |
| 0.75 | 54.0 | 1.207 | 0.911 |
| 0.75 | 66.0 | -0.1771 | 0.6443 |
| 0.75 | 78.0 | 0.0285 | 0.327 |
| 0.75 | 90.0 | 0.2352 | 0.2892 |
| 0.75 | 102.0 | 0.444 | 0.267 |
| 0.75 | 114.0 | 0.193 | 0.314 |
| 0.75 | 126.0 | 0.0173 | 0.4407 |
| 0.75 | 138.0 | 0.1425 | 0.6994 |
| 0.75 | 222.0 | 0.398 | 0.5488 |
| 0.75 | 234.0 | -0.2132 | 0.4319 |
| 0.75 | 246.0 | 0.5147 | 0.3549 |
| 0.75 | 258.0 | -0.3233 | 0.2701 |
| 0.75 | 270.0 | -0.1799 | 0.2551 |
| 0.75 | 282.0 | -0.2039 | 0.3031 |
| 0.75 | 294.0 | -0.1676 | 0.3545 |
| 0.85 | 54.0 | 0.5207 | 0.6627 |
| 0.85 | 66.0 | 0.4095 | 0.5046 |
| 0.85 | 78.0 | 0.0285 | 0.3624 |
| 0.85 | 90.0 | -0.282 | 0.2494 |
| 0.85 | 102.0 | 0.0667 | 0.2735 |
| 0.85 | 114.0 | 0.2325 | 0.3056 |
| 0.85 | 126.0 | -0.2756 | 0.31 |
| 0.85 | 138.0 | 0.1074 | 0.4051 |
| 0.85 | 150.0 | 0.0131 | 0.5198 |
| 0.85 | 162.0 | -0.0942 | 0.7606 |
| 0.85 | 174.0 | 0.5486 | 0.7986 |
| 0.85 | 186.0 | -0.224 | 0.6542 |
| 0.85 | 198.0 | -0.0452 | 0.606 |
| 0.85 | 210.0 | 0.6748 | 0.4837 |
| 0.85 | 222.0 | -0.0569 | 0.3518 |
| 0.85 | 234.0 | -0.4193 | 0.2786 |
| 0.85 | 246.0 | -0.5774 | 0.2406 |
| 0.85 | 258.0 | 0.1632 | 0.26 |
| 0.85 | 270.0 | 0.0377 | 0.2535 |
| 0.85 | 282.0 | -0.1361 | 0.2542 |
| 0.85 | 294.0 | 0.2683 | 0.2807 |
| 0.85 | 306.0 | -0.482 | 0.4213 |
| 0.95 | 54.0 | 0.5246 | 0.507 |
| 0.95 | 66.0 | -0.4078 | 0.5102 |
| 0.95 | 78.0 | -0.8712 | 0.516 |
| 0.95 | 90.0 | 0.0164 | 0.3818 |
| 0.95 | 102.0 | -0.3443 | 0.3085 |
| 0.95 | 114.0 | -0.3452 | 0.3027 |
| 0.95 | 126.0 | -0.3251 | 0.3396 |
| 0.95 | 138.0 | -0.0285 | 0.3595 |
| 0.95 | 150.0 | -0.4282 | 0.4585 |
| 0.95 | 162.0 | -0.9991 | 0.3703 |
| 0.95 | 174.0 | -0.0832 | 0.5377 |
| 0.95 | 186.0 | -1.4217 | 0.3532 |
| 0.95 | 198.0 | -0.6932 | 0.3859 |
| 0.95 | 210.0 | 1.0535 | 0.5479 |
| 0.95 | 222.0 | 0.249 | 0.4096 |
| 0.95 | 234.0 | -0.1348 | 0.3177 |
| 0.95 | 246.0 | 0.114 | 0.3056 |
| 0.95 | 258.0 | -0.3398 | 0.2703 |
| 0.95 | 270.0 | 0.0759 | 0.2869 |
| 0.95 | 282.0 | -0.0947 | 0.2652 |
| 0.95 | 294.0 | 0.4706 | 0.2975 |
| 0.95 | 306.0 | -0.3475 | 0.3165 |
| 0.95 | 318.0 | -0.8037 | 0.472 |
Experiment comment: