Measurement E151M2270
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.177 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1505.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.945 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| -0.05 | 30.0 | 1.3214 | 0.7808 |
| 0.05 | 54.0 | -0.1664 | 0.9003 |
| 0.05 | 66.0 | 0.0731 | 0.8217 |
| 0.15 | 18.0 | -0.0728 | 0.8191 |
| 0.15 | 54.0 | 0.3595 | 0.5833 |
| 0.15 | 66.0 | 0.3076 | 0.5256 |
| 0.15 | 78.0 | 0.4228 | 0.7912 |
| 0.15 | 282.0 | -0.2183 | 0.9125 |
| 0.15 | 294.0 | -0.6036 | 0.5564 |
| 0.15 | 306.0 | -0.1473 | 0.6458 |
| 0.25 | 18.0 | -0.3456 | 0.7594 |
| 0.25 | 54.0 | 1.2456 | 0.5437 |
| 0.25 | 66.0 | 0.2004 | 0.465 |
| 0.25 | 78.0 | -0.1811 | 0.5175 |
| 0.25 | 270.0 | -0.6768 | 0.8101 |
| 0.25 | 282.0 | -0.7451 | 0.5054 |
| 0.25 | 294.0 | -0.4096 | 0.4486 |
| 0.25 | 306.0 | -1.2173 | 0.5513 |
| 0.35 | 54.0 | -0.8359 | 0.6765 |
| 0.35 | 66.0 | 0.9259 | 0.4665 |
| 0.35 | 78.0 | 0.1531 | 0.4902 |
| 0.35 | 90.0 | -1.9921 | 0.7045 |
| 0.35 | 102.0 | 0.6793 | 0.8974 |
| 0.35 | 258.0 | 1.2999 | 0.7361 |
| 0.35 | 270.0 | -0.5571 | 0.4956 |
| 0.35 | 282.0 | -0.114 | 0.4089 |
| 0.35 | 294.0 | -0.3289 | 0.3921 |
| 0.35 | 306.0 | -0.0975 | 0.6373 |
| 0.45 | 54.0 | -0.4782 | 0.7738 |
| 0.45 | 66.0 | 0.3436 | 0.4653 |
| 0.45 | 78.0 | -0.3071 | 0.5273 |
| 0.45 | 90.0 | 0.2082 | 0.5647 |
| 0.45 | 102.0 | -1.0449 | 0.5216 |
| 0.45 | 114.0 | 0.1277 | 0.6091 |
| 0.45 | 258.0 | -1.4334 | 0.5925 |
| 0.45 | 270.0 | -0.0387 | 0.4022 |
| 0.45 | 282.0 | 0.0689 | 0.3756 |
| 0.45 | 294.0 | 0.2331 | 0.3727 |
| 0.45 | 306.0 | 0.1755 | 0.8359 |
| 0.55 | 54.0 | 0.9818 | 0.609 |
| 0.55 | 66.0 | -0.2865 | 0.5719 |
| 0.55 | 78.0 | -0.4942 | 0.6062 |
| 0.55 | 90.0 | 0.1191 | 0.5201 |
| 0.55 | 102.0 | -0.0396 | 0.4485 |
| 0.55 | 114.0 | -0.2415 | 0.4295 |
| 0.55 | 126.0 | -0.4002 | 0.5611 |
| 0.55 | 138.0 | -1.4254 | 0.6885 |
| 0.55 | 222.0 | -1.9087 | 0.7274 |
| 0.55 | 234.0 | -0.4125 | 0.6938 |
| 0.55 | 246.0 | -0.5099 | 0.694 |
| 0.55 | 258.0 | -1.1199 | 0.4996 |
| 0.55 | 270.0 | 0.1112 | 0.4017 |
| 0.55 | 282.0 | -0.7695 | 0.3686 |
| 0.55 | 294.0 | -0.1912 | 0.5872 |
| 0.55 | 306.0 | 1.1981 | 0.5371 |
| 0.65 | 54.0 | 1.0922 | 0.5024 |
| 0.65 | 66.0 | 0.3912 | 0.7432 |
| 0.65 | 78.0 | 0.4586 | 0.6143 |
| 0.65 | 90.0 | -0.9521 | 0.4546 |
| 0.65 | 102.0 | 0.1254 | 0.372 |
| 0.65 | 114.0 | -0.236 | 0.3836 |
| 0.65 | 126.0 | 0.671 | 0.4359 |
| 0.65 | 138.0 | 0.4236 | 0.4617 |
| 0.65 | 150.0 | -0.0692 | 0.6886 |
| 0.65 | 186.0 | 1.7476 | 0.839 |
| 0.65 | 198.0 | -1.1872 | 0.7422 |
| 0.65 | 210.0 | -0.1082 | 0.62 |
| 0.65 | 222.0 | -0.0531 | 0.477 |
| 0.65 | 234.0 | -0.3938 | 0.4493 |
| 0.65 | 246.0 | 0.6921 | 0.4716 |
| 0.65 | 258.0 | 0.6391 | 0.4812 |
| 0.65 | 270.0 | 0.0736 | 0.5016 |
| 0.65 | 282.0 | -0.9268 | 0.5425 |
| 0.65 | 294.0 | -0.1322 | 0.4182 |
| 0.65 | 306.0 | 0.0604 | 0.5038 |
| 0.75 | 66.0 | 0.662 | 0.6245 |
| 0.75 | 78.0 | 0.4702 | 0.57 |
| 0.75 | 90.0 | -0.3969 | 0.4892 |
| 0.75 | 102.0 | 0.4721 | 0.3275 |
| 0.75 | 114.0 | 0.1576 | 0.3671 |
| 0.75 | 126.0 | 0.4703 | 0.3792 |
| 0.75 | 138.0 | 0.5193 | 0.5035 |
| 0.75 | 150.0 | -0.5873 | 0.764 |
| 0.75 | 162.0 | -0.5686 | 0.9391 |
| 0.75 | 174.0 | -1.8305 | 0.6715 |
| 0.75 | 186.0 | -0.6522 | 0.733 |
| 0.75 | 198.0 | 0.1078 | 0.5487 |
| 0.75 | 210.0 | -0.016 | 0.4724 |
| 0.75 | 222.0 | -0.0909 | 0.4215 |
| 0.75 | 234.0 | 0.4013 | 0.3805 |
| 0.75 | 246.0 | 0.5383 | 0.3964 |
| 0.75 | 258.0 | -0.4548 | 0.4352 |
| 0.75 | 270.0 | -0.1909 | 0.6524 |
| 0.75 | 282.0 | 0.9516 | 0.5305 |
| 0.75 | 294.0 | -0.2009 | 0.4482 |
| 0.75 | 306.0 | 1.5049 | 0.7049 |
| 0.85 | 66.0 | -1.1715 | 0.6747 |
| 0.85 | 78.0 | -0.0663 | 0.3886 |
| 0.85 | 90.0 | -0.0403 | 0.4473 |
| 0.85 | 102.0 | -0.2855 | 0.5314 |
| 0.85 | 114.0 | 0.2963 | 0.4476 |
| 0.85 | 126.0 | -0.7327 | 0.4523 |
| 0.85 | 138.0 | 0.5285 | 0.5059 |
| 0.85 | 150.0 | 0.9568 | 0.6301 |
| 0.85 | 162.0 | 0.467 | 0.687 |
| 0.85 | 174.0 | 0.0585 | 0.683 |
| 0.85 | 186.0 | 1.4973 | 0.6202 |
| 0.85 | 198.0 | 0.9352 | 0.5595 |
| 0.85 | 210.0 | -0.8949 | 0.3925 |
| 0.85 | 222.0 | -0.2265 | 0.3852 |
| 0.85 | 234.0 | 0.1807 | 0.3352 |
| 0.85 | 246.0 | 0.3182 | 0.3445 |
| 0.85 | 258.0 | -0.0551 | 0.3515 |
| 0.85 | 270.0 | 0.3519 | 0.4539 |
| 0.85 | 282.0 | -0.2086 | 0.5478 |
| 0.95 | 78.0 | -0.1776 | 0.6523 |
| 0.95 | 90.0 | 0.5845 | 0.476 |
| 0.95 | 102.0 | -0.982 | 0.5293 |
| 0.95 | 114.0 | -0.3977 | 0.7066 |
| 0.95 | 150.0 | 0.4835 | 0.7109 |
| 0.95 | 162.0 | -0.2782 | 0.8329 |
| 0.95 | 174.0 | 0.4418 | 0.8506 |
| 0.95 | 186.0 | 0.3574 | 0.6426 |
| 0.95 | 198.0 | -0.1658 | 0.6851 |
| 0.95 | 210.0 | -0.0362 | 0.5294 |
| 0.95 | 222.0 | 0.0384 | 0.4344 |
| 0.95 | 234.0 | 0.1265 | 0.4239 |
| 0.95 | 246.0 | 0.4685 | 0.3851 |
| 0.95 | 258.0 | 0.0063 | 0.3704 |
| 0.95 | 270.0 | 0.0511 | 0.3493 |
| 0.95 | 282.0 | 0.0968 | 0.4488 |
Experiment comment: