Measurement E151M2235
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.3026 | |
| Q2: | 0.1435 GeV2 | |
| W: | 1415.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9587 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| -0.05 | 30.0 | -1.2983 | 0.8565 |
| 0.05 | 42.0 | -1.1298 | 0.873 |
| 0.05 | 54.0 | 0.2885 | 0.6858 |
| 0.05 | 306.0 | 0.4762 | 0.7035 |
| 0.15 | 54.0 | -0.2726 | 0.5622 |
| 0.15 | 66.0 | 0.3282 | 0.6 |
| 0.15 | 78.0 | 1.553 | 0.7872 |
| 0.15 | 294.0 | -0.0054 | 0.5826 |
| 0.15 | 306.0 | 0.5383 | 0.6434 |
| 0.25 | 54.0 | 0.7619 | 0.5708 |
| 0.25 | 66.0 | -0.9922 | 0.4867 |
| 0.25 | 78.0 | -0.8143 | 0.5638 |
| 0.25 | 282.0 | 0.5878 | 0.5899 |
| 0.25 | 294.0 | 0.1674 | 0.4827 |
| 0.25 | 306.0 | -0.7724 | 0.537 |
| 0.35 | 54.0 | -0.5102 | 0.616 |
| 0.35 | 66.0 | 0.2817 | 0.4738 |
| 0.35 | 78.0 | -0.545 | 0.5164 |
| 0.35 | 90.0 | -0.9837 | 0.7303 |
| 0.35 | 270.0 | -0.2183 | 0.8583 |
| 0.35 | 282.0 | -0.1194 | 0.4618 |
| 0.35 | 294.0 | -0.0916 | 0.4508 |
| 0.35 | 306.0 | -0.5362 | 0.6101 |
| 0.45 | 54.0 | 0.1388 | 0.6731 |
| 0.45 | 66.0 | 0.4966 | 0.455 |
| 0.45 | 78.0 | 0.0312 | 0.5649 |
| 0.45 | 90.0 | 1.1023 | 0.6808 |
| 0.45 | 102.0 | 1.2534 | 0.7806 |
| 0.45 | 270.0 | -0.4288 | 0.5428 |
| 0.45 | 282.0 | -0.4156 | 0.4527 |
| 0.45 | 294.0 | -0.042 | 0.4289 |
| 0.45 | 306.0 | 0.162 | 0.8957 |
| 0.45 | 318.0 | 0.471 | 0.9386 |
| 0.55 | 54.0 | 0.4115 | 0.6033 |
| 0.55 | 66.0 | 0.3996 | 0.5852 |
| 0.55 | 78.0 | -0.5063 | 0.5417 |
| 0.55 | 90.0 | -0.1303 | 0.5836 |
| 0.55 | 102.0 | -0.0516 | 0.5128 |
| 0.55 | 114.0 | 0.7948 | 0.7159 |
| 0.55 | 258.0 | -0.0125 | 0.6408 |
| 0.55 | 270.0 | -0.7525 | 0.5383 |
| 0.55 | 282.0 | 0.2681 | 0.5188 |
| 0.55 | 294.0 | 0.177 | 0.538 |
| 0.55 | 306.0 | -0.552 | 0.5757 |
| 0.65 | 66.0 | -0.0902 | 0.8554 |
| 0.65 | 78.0 | 0.7655 | 0.5286 |
| 0.65 | 90.0 | 0.0652 | 0.4458 |
| 0.65 | 102.0 | 0.4487 | 0.4201 |
| 0.65 | 114.0 | 0.5619 | 0.4182 |
| 0.65 | 126.0 | 0.0226 | 0.5398 |
| 0.65 | 222.0 | -0.0399 | 0.905 |
| 0.65 | 234.0 | -0.092 | 0.6569 |
| 0.65 | 246.0 | 0.7412 | 0.4171 |
| 0.65 | 258.0 | 1.1402 | 0.464 |
| 0.65 | 270.0 | 0.5825 | 0.4509 |
| 0.65 | 282.0 | -0.7541 | 0.5461 |
| 0.65 | 294.0 | 1.5065 | 0.7072 |
| 0.65 | 306.0 | -0.2886 | 0.6539 |
| 0.75 | 66.0 | 0.2694 | 0.6672 |
| 0.75 | 78.0 | 0.2265 | 0.5925 |
| 0.75 | 90.0 | -0.6159 | 0.3575 |
| 0.75 | 102.0 | 0.4329 | 0.3282 |
| 0.75 | 114.0 | -0.1116 | 0.3719 |
| 0.75 | 126.0 | -1.1282 | 0.4371 |
| 0.75 | 138.0 | 1.3255 | 0.5393 |
| 0.75 | 150.0 | 1.2378 | 0.8706 |
| 0.75 | 210.0 | 0.6357 | 0.6589 |
| 0.75 | 222.0 | -0.2294 | 0.495 |
| 0.75 | 234.0 | 0.4253 | 0.4448 |
| 0.75 | 246.0 | 0.165 | 0.408 |
| 0.75 | 258.0 | 0.2313 | 0.3586 |
| 0.75 | 270.0 | 0.8973 | 0.4365 |
| 0.75 | 282.0 | 0.8556 | 0.5049 |
| 0.75 | 294.0 | -0.0042 | 0.6854 |
| 0.85 | 66.0 | 0.3731 | 0.4745 |
| 0.85 | 78.0 | 0.7558 | 0.4838 |
| 0.85 | 90.0 | 0.2625 | 0.4837 |
| 0.85 | 102.0 | 0.2009 | 0.3503 |
| 0.85 | 114.0 | 0.4671 | 0.3758 |
| 0.85 | 126.0 | -0.081 | 0.399 |
| 0.85 | 138.0 | 0.5012 | 0.4958 |
| 0.85 | 150.0 | -0.2146 | 0.617 |
| 0.85 | 162.0 | -0.6585 | 0.6643 |
| 0.85 | 174.0 | 1.6522 | 0.7664 |
| 0.85 | 186.0 | -1.8941 | 0.6947 |
| 0.85 | 198.0 | 0.3065 | 0.6014 |
| 0.85 | 210.0 | 0.9874 | 0.6022 |
| 0.85 | 222.0 | 0.3478 | 0.4248 |
| 0.85 | 234.0 | -0.0027 | 0.378 |
| 0.85 | 246.0 | -0.0137 | 0.3597 |
| 0.85 | 258.0 | 0.5028 | 0.323 |
| 0.85 | 270.0 | 0.3481 | 0.3404 |
| 0.85 | 282.0 | -0.0747 | 0.3788 |
| 0.85 | 294.0 | 0.0673 | 0.4686 |
| 0.95 | 66.0 | 0.0807 | 0.5442 |
| 0.95 | 78.0 | 0.1072 | 0.5543 |
| 0.95 | 90.0 | 0.2078 | 0.786 |
| 0.95 | 102.0 | -1.5256 | 0.6906 |
| 0.95 | 114.0 | 0.1361 | 0.5285 |
| 0.95 | 126.0 | 0.1875 | 0.5619 |
| 0.95 | 138.0 | 0.8785 | 0.6006 |
| 0.95 | 150.0 | 0.0407 | 0.6531 |
| 0.95 | 162.0 | 0.9092 | 0.7191 |
| 0.95 | 174.0 | 0.573 | 0.6896 |
| 0.95 | 186.0 | 0.4798 | 0.7211 |
| 0.95 | 198.0 | -0.4302 | 0.6805 |
| 0.95 | 210.0 | 0.368 | 0.5658 |
| 0.95 | 222.0 | 0.3102 | 0.5473 |
| 0.95 | 234.0 | -0.6618 | 0.4192 |
| 0.95 | 246.0 | 0.0359 | 0.3941 |
| 0.95 | 258.0 | -0.2737 | 0.3512 |
| 0.95 | 270.0 | -0.3972 | 0.3306 |
| 0.95 | 282.0 | -0.0583 | 0.3327 |
| 0.95 | 294.0 | -0.034 | 0.363 |
Experiment comment: