Measurement E151M2347
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1176 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1685.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.8837 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.25 | 66.0 | -1.0346 | 0.8231 |
| 0.25 | 282.0 | -0.4722 | 0.8726 |
| 0.35 | 66.0 | 0.0003 | 0.7847 |
| 0.35 | 114.0 | 0.0663 | 0.8314 |
| 0.35 | 258.0 | 0.2715 | 0.8261 |
| 0.35 | 270.0 | -0.5387 | 0.8041 |
| 0.35 | 282.0 | 0.225 | 0.6572 |
| 0.35 | 294.0 | 0.0563 | 0.7555 |
| 0.45 | 78.0 | 1.3023 | 0.9344 |
| 0.45 | 102.0 | -0.5691 | 0.8236 |
| 0.45 | 114.0 | -0.415 | 0.7236 |
| 0.45 | 126.0 | 0.7329 | 0.6763 |
| 0.45 | 270.0 | -1.0457 | 0.6898 |
| 0.45 | 282.0 | -0.7934 | 0.5671 |
| 0.55 | 42.0 | 0.1646 | 0.8164 |
| 0.55 | 66.0 | 0.1532 | 0.8158 |
| 0.55 | 90.0 | 0.3109 | 0.7996 |
| 0.55 | 102.0 | 0.2946 | 0.6039 |
| 0.55 | 114.0 | 0.0699 | 0.6459 |
| 0.55 | 126.0 | 0.6513 | 0.6931 |
| 0.55 | 138.0 | -0.4368 | 0.7127 |
| 0.55 | 210.0 | -0.2622 | 0.7609 |
| 0.55 | 258.0 | 0.4162 | 0.8681 |
| 0.55 | 270.0 | -0.425 | 0.6733 |
| 0.55 | 294.0 | 0.6445 | 0.8009 |
| 0.65 | 54.0 | 0.1505 | 0.6464 |
| 0.65 | 66.0 | -0.0961 | 0.8604 |
| 0.65 | 90.0 | 0.5172 | 0.9016 |
| 0.65 | 102.0 | 0.1919 | 0.5601 |
| 0.65 | 114.0 | -0.8814 | 0.6193 |
| 0.65 | 126.0 | -0.0084 | 0.5875 |
| 0.65 | 138.0 | 0.1868 | 0.8964 |
| 0.65 | 186.0 | -0.2708 | 0.8858 |
| 0.65 | 198.0 | -0.1088 | 0.7598 |
| 0.65 | 210.0 | 0.069 | 0.672 |
| 0.65 | 222.0 | -0.4746 | 0.667 |
| 0.65 | 234.0 | -0.0333 | 0.6487 |
| 0.65 | 282.0 | -0.0064 | 0.5787 |
| 0.65 | 294.0 | -0.818 | 0.5084 |
| 0.65 | 306.0 | 0.0648 | 0.6984 |
| 0.75 | 78.0 | 0.5925 | 0.6977 |
| 0.75 | 90.0 | 0.143 | 0.571 |
| 0.75 | 102.0 | -0.5234 | 0.7041 |
| 0.75 | 114.0 | -0.1898 | 0.551 |
| 0.75 | 126.0 | 0.2576 | 0.5816 |
| 0.75 | 138.0 | 0.6194 | 0.6288 |
| 0.75 | 174.0 | 1.1782 | 0.7524 |
| 0.75 | 186.0 | 0.3643 | 0.6185 |
| 0.75 | 198.0 | 0.0212 | 0.6036 |
| 0.75 | 210.0 | 0.2269 | 0.5869 |
| 0.75 | 222.0 | 0.0067 | 0.6047 |
| 0.75 | 234.0 | -0.4619 | 0.5662 |
| 0.75 | 246.0 | 0.2699 | 0.6623 |
| 0.75 | 258.0 | 1.0122 | 0.8363 |
| 0.75 | 270.0 | 0.1069 | 0.7445 |
| 0.75 | 282.0 | -0.0237 | 0.5042 |
| 0.75 | 294.0 | 0.7475 | 0.5724 |
| 0.85 | 78.0 | 0.3234 | 0.521 |
| 0.85 | 90.0 | -0.0238 | 0.5179 |
| 0.85 | 102.0 | 0.1133 | 0.5354 |
| 0.85 | 114.0 | 0.7165 | 0.5798 |
| 0.85 | 126.0 | 0.5757 | 0.7875 |
| 0.85 | 150.0 | 0.7097 | 0.8255 |
| 0.85 | 174.0 | -1.6444 | 0.8389 |
| 0.85 | 186.0 | -0.0959 | 0.5743 |
| 0.85 | 198.0 | -0.2102 | 0.5714 |
| 0.85 | 210.0 | -0.2883 | 0.4395 |
| 0.85 | 222.0 | 0.6787 | 0.4688 |
| 0.85 | 234.0 | -0.5211 | 0.4379 |
| 0.85 | 246.0 | 1.0283 | 0.5188 |
| 0.85 | 258.0 | -0.7191 | 0.6087 |
| 0.85 | 270.0 | -1.5667 | 0.6714 |
| 0.85 | 282.0 | -0.5042 | 0.7872 |
| 0.95 | 90.0 | 0.3826 | 0.7671 |
| 0.95 | 102.0 | 0.2801 | 0.6126 |
| 0.95 | 174.0 | -0.8174 | 0.7612 |
| 0.95 | 186.0 | 0.6696 | 0.7472 |
| 0.95 | 198.0 | -0.5489 | 0.662 |
| 0.95 | 210.0 | -1.1856 | 0.4983 |
| 0.95 | 222.0 | 0.025 | 0.5232 |
| 0.95 | 234.0 | 0.6009 | 0.4974 |
| 0.95 | 246.0 | -0.4148 | 0.4719 |
| 0.95 | 258.0 | -0.1555 | 0.6174 |
| 0.95 | 270.0 | 1.3155 | 0.669 |
Experiment comment: