Measurement E151M2250
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.3839 | |
| Q2: | 0.2445 GeV2 | |
| W: | 1445.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9401 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.05 | 54.0 | 0.5042 | 0.7672 |
| 0.05 | 66.0 | -0.5736 | 0.7891 |
| 0.05 | 294.0 | 0.6368 | 0.7289 |
| 0.05 | 306.0 | 0.4138 | 0.6964 |
| 0.15 | 54.0 | 0.4959 | 0.7445 |
| 0.15 | 66.0 | 0.5603 | 0.6404 |
| 0.15 | 282.0 | -0.4842 | 0.8599 |
| 0.15 | 294.0 | -0.9677 | 0.5893 |
| 0.15 | 306.0 | 0.6697 | 0.6273 |
| 0.25 | 54.0 | -0.3624 | 0.7462 |
| 0.25 | 66.0 | 0.9059 | 0.7218 |
| 0.25 | 78.0 | -0.1718 | 0.7838 |
| 0.25 | 282.0 | -0.7778 | 0.6555 |
| 0.25 | 294.0 | -0.6144 | 0.5729 |
| 0.25 | 306.0 | 0.3377 | 0.692 |
| 0.35 | 54.0 | -1.2936 | 0.8194 |
| 0.35 | 66.0 | -0.8782 | 0.661 |
| 0.35 | 78.0 | -0.0947 | 0.8404 |
| 0.35 | 270.0 | -0.3133 | 0.896 |
| 0.35 | 282.0 | -0.0339 | 0.5715 |
| 0.35 | 294.0 | -0.1063 | 0.5589 |
| 0.45 | 54.0 | 1.5104 | 0.8035 |
| 0.45 | 66.0 | -0.3513 | 0.8561 |
| 0.45 | 78.0 | 1.7018 | 0.6532 |
| 0.45 | 90.0 | 0.7839 | 0.8215 |
| 0.45 | 102.0 | -1.2709 | 0.8619 |
| 0.45 | 270.0 | -0.3197 | 0.8145 |
| 0.45 | 282.0 | 0.7969 | 0.6062 |
| 0.45 | 294.0 | 0.2947 | 0.6893 |
| 0.55 | 78.0 | 0.907 | 0.7122 |
| 0.55 | 90.0 | -0.2582 | 0.5371 |
| 0.55 | 102.0 | 0.1399 | 0.5526 |
| 0.55 | 114.0 | 0.4887 | 0.6946 |
| 0.55 | 258.0 | 1.4376 | 0.8408 |
| 0.55 | 270.0 | 0.7363 | 0.7348 |
| 0.55 | 282.0 | 0.3089 | 0.6266 |
| 0.55 | 294.0 | 0.1811 | 0.8992 |
| 0.55 | 306.0 | 0.1958 | 0.558 |
| 0.65 | 78.0 | -0.3026 | 0.5012 |
| 0.65 | 90.0 | 1.0043 | 0.4677 |
| 0.65 | 102.0 | -0.4655 | 0.4826 |
| 0.65 | 114.0 | 0.5888 | 0.5438 |
| 0.65 | 126.0 | -0.0539 | 0.7276 |
| 0.65 | 234.0 | 0.1468 | 0.7238 |
| 0.65 | 246.0 | -0.4942 | 0.635 |
| 0.65 | 258.0 | -0.1991 | 0.5847 |
| 0.65 | 270.0 | -0.6592 | 0.7049 |
| 0.65 | 282.0 | 0.5343 | 0.7219 |
| 0.65 | 306.0 | 1.4297 | 0.7018 |
| 0.75 | 54.0 | 0.3188 | 0.6348 |
| 0.75 | 66.0 | -0.527 | 0.6822 |
| 0.75 | 78.0 | -0.782 | 0.5917 |
| 0.75 | 90.0 | 0.1408 | 0.4451 |
| 0.75 | 102.0 | 0.8372 | 0.4577 |
| 0.75 | 114.0 | -0.7054 | 0.5082 |
| 0.75 | 126.0 | -0.1776 | 0.4901 |
| 0.75 | 138.0 | 0.8733 | 0.7995 |
| 0.75 | 198.0 | -0.852 | 0.9851 |
| 0.75 | 210.0 | -0.0907 | 0.8993 |
| 0.75 | 222.0 | 0.8475 | 0.5926 |
| 0.75 | 234.0 | -0.1989 | 0.5476 |
| 0.75 | 246.0 | 0.6503 | 0.4345 |
| 0.75 | 258.0 | 0.8236 | 0.4491 |
| 0.75 | 270.0 | 0.7574 | 0.5059 |
| 0.75 | 282.0 | 0.0492 | 0.5901 |
| 0.75 | 294.0 | 0.2462 | 0.7438 |
| 0.85 | 54.0 | 0.4537 | 0.6331 |
| 0.85 | 66.0 | 0.6303 | 0.4625 |
| 0.85 | 78.0 | 0.2283 | 0.8637 |
| 0.85 | 90.0 | 0.8763 | 0.4991 |
| 0.85 | 102.0 | 0.1061 | 0.4343 |
| 0.85 | 114.0 | 0.2626 | 0.5241 |
| 0.85 | 126.0 | -0.3368 | 0.6501 |
| 0.85 | 138.0 | 0.0066 | 0.7042 |
| 0.85 | 150.0 | 1.238 | 0.8761 |
| 0.85 | 186.0 | 0.9766 | 0.8645 |
| 0.85 | 198.0 | 0.0965 | 0.6352 |
| 0.85 | 210.0 | 0.3966 | 0.65 |
| 0.85 | 222.0 | 0.8346 | 0.5178 |
| 0.85 | 234.0 | 0.4205 | 0.4855 |
| 0.85 | 246.0 | 0.3825 | 0.42 |
| 0.85 | 258.0 | -0.0088 | 0.4165 |
| 0.85 | 270.0 | 0.242 | 0.4029 |
| 0.85 | 282.0 | 0.5058 | 0.4166 |
| 0.85 | 294.0 | 0.2446 | 0.4873 |
| 0.85 | 306.0 | 0.5422 | 0.5903 |
| 0.95 | 54.0 | 1.3162 | 0.6545 |
| 0.95 | 66.0 | 1.0916 | 0.6568 |
| 0.95 | 78.0 | 1.2598 | 0.8357 |
| 0.95 | 102.0 | -0.6968 | 0.7015 |
| 0.95 | 114.0 | -1.0336 | 0.644 |
| 0.95 | 126.0 | -0.1128 | 0.7044 |
| 0.95 | 138.0 | 0.5552 | 0.7478 |
| 0.95 | 150.0 | 0.0946 | 0.9375 |
| 0.95 | 174.0 | -0.391 | 0.8126 |
| 0.95 | 186.0 | 1.1202 | 0.7097 |
| 0.95 | 198.0 | 0.779 | 0.6213 |
| 0.95 | 210.0 | -0.1065 | 0.6606 |
| 0.95 | 222.0 | 0.668 | 0.6301 |
| 0.95 | 234.0 | 0.1176 | 0.5795 |
| 0.95 | 246.0 | -0.3108 | 0.5294 |
| 0.95 | 258.0 | 0.5259 | 0.5117 |
| 0.95 | 270.0 | -0.1598 | 0.5274 |
| 0.95 | 282.0 | -0.1665 | 0.4536 |
| 0.95 | 294.0 | 0.2338 | 0.4081 |
| 0.95 | 306.0 | 0.1538 | 0.4343 |
| 0.95 | 318.0 | 0.642 | 0.5431 |
Experiment comment: