Measurement E151M3414
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.6259 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9713 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| -0.05 | 306.0 | -0.2795 | 0.2276 |
| -0.05 | 318.0 | 0.4037 | 0.2445 |
| 0.05 | 54.0 | 0.0225 | 0.2364 |
| 0.05 | 66.0 | -0.222 | 0.2765 |
| 0.05 | 294.0 | 0.2674 | 0.2596 |
| 0.05 | 306.0 | 0.2111 | 0.1759 |
| 0.05 | 318.0 | -0.2018 | 0.2573 |
| 0.15 | 54.0 | 0.0494 | 0.21 |
| 0.15 | 66.0 | 0.1654 | 0.1573 |
| 0.15 | 78.0 | 0.164 | 0.2557 |
| 0.15 | 294.0 | -0.0861 | 0.2082 |
| 0.15 | 306.0 | -0.2107 | 0.1758 |
| 0.15 | 318.0 | 0.125 | 0.274 |
| 0.25 | 54.0 | -0.0334 | 0.2125 |
| 0.25 | 66.0 | 0.1993 | 0.1293 |
| 0.25 | 78.0 | -0.2296 | 0.1956 |
| 0.25 | 294.0 | 0.1236 | 0.1919 |
| 0.25 | 306.0 | -0.0783 | 0.18 |
| 0.35 | 54.0 | 0.1754 | 0.1801 |
| 0.35 | 66.0 | 0.1391 | 0.1312 |
| 0.35 | 78.0 | -0.3476 | 0.1622 |
| 0.35 | 282.0 | 0.2395 | 0.2559 |
| 0.35 | 294.0 | -0.0519 | 0.179 |
| 0.35 | 306.0 | 0.0627 | 0.2302 |
| 0.45 | 54.0 | 0.5039 | 0.1606 |
| 0.45 | 66.0 | -0.0514 | 0.1567 |
| 0.45 | 78.0 | -0.0724 | 0.156 |
| 0.45 | 270.0 | 0.2936 | 0.2724 |
| 0.45 | 282.0 | 0.1812 | 0.1652 |
| 0.45 | 294.0 | 0.0109 | 0.1581 |
| 0.55 | 54.0 | 0.1866 | 0.2582 |
| 0.55 | 66.0 | -0.1706 | 0.1767 |
| 0.55 | 78.0 | -0.1401 | 0.1661 |
| 0.55 | 90.0 | -0.1007 | 0.2091 |
| 0.55 | 102.0 | -0.0319 | 0.2758 |
| 0.55 | 270.0 | 0.0254 | 0.1534 |
| 0.55 | 282.0 | 0.0425 | 0.1358 |
| 0.55 | 294.0 | -0.0534 | 0.1679 |
| 0.65 | 66.0 | -0.3353 | 0.204 |
| 0.65 | 78.0 | -0.0083 | 0.1567 |
| 0.65 | 90.0 | 0.1174 | 0.1368 |
| 0.65 | 102.0 | -0.2577 | 0.1478 |
| 0.65 | 114.0 | 0.2794 | 0.2641 |
| 0.65 | 258.0 | 0.1206 | 0.1554 |
| 0.65 | 270.0 | -0.0017 | 0.1079 |
| 0.65 | 282.0 | 0.1007 | 0.1077 |
| 0.65 | 294.0 | 0.2064 | 0.1287 |
| 0.75 | 66.0 | -0.2768 | 0.1664 |
| 0.75 | 78.0 | -0.1702 | 0.1202 |
| 0.75 | 90.0 | 0.0706 | 0.1037 |
| 0.75 | 102.0 | 0.2538 | 0.1078 |
| 0.75 | 114.0 | 0.3122 | 0.1158 |
| 0.75 | 126.0 | -0.1025 | 0.2936 |
| 0.75 | 234.0 | -0.0477 | 0.2267 |
| 0.75 | 246.0 | -0.2204 | 0.1494 |
| 0.75 | 258.0 | 0.0569 | 0.1174 |
| 0.75 | 270.0 | -0.1923 | 0.0984 |
| 0.75 | 282.0 | 0.14 | 0.1031 |
| 0.75 | 294.0 | -0.0294 | 0.1065 |
| 0.75 | 306.0 | -0.0488 | 0.2327 |
| 0.85 | 66.0 | 0.0215 | 0.172 |
| 0.85 | 78.0 | 0.0432 | 0.1074 |
| 0.85 | 90.0 | 0.0394 | 0.0948 |
| 0.85 | 102.0 | 0.1539 | 0.0936 |
| 0.85 | 114.0 | 0.0993 | 0.0944 |
| 0.85 | 126.0 | 0.3241 | 0.1164 |
| 0.85 | 138.0 | 0.1842 | 0.1556 |
| 0.85 | 150.0 | -0.1732 | 0.2505 |
| 0.85 | 210.0 | 0.0554 | 0.2381 |
| 0.85 | 222.0 | -0.0984 | 0.1801 |
| 0.85 | 234.0 | -0.3819 | 0.1411 |
| 0.85 | 246.0 | -0.139 | 0.1153 |
| 0.85 | 258.0 | -0.1449 | 0.0977 |
| 0.85 | 270.0 | -0.1554 | 0.1008 |
| 0.85 | 282.0 | -0.1146 | 0.1002 |
| 0.85 | 294.0 | 0.0662 | 0.0975 |
| 0.85 | 306.0 | 0.3768 | 0.1402 |
| 0.95 | 54.0 | 0.1743 | 0.2743 |
| 0.95 | 66.0 | 0.0227 | 0.1666 |
| 0.95 | 78.0 | 0.3078 | 0.1145 |
| 0.95 | 90.0 | -0.1613 | 0.1153 |
| 0.95 | 102.0 | -0.006 | 0.1247 |
| 0.95 | 114.0 | -0.0411 | 0.1226 |
| 0.95 | 126.0 | -0.0463 | 0.1302 |
| 0.95 | 138.0 | -0.1036 | 0.134 |
| 0.95 | 150.0 | -0.1548 | 0.149 |
| 0.95 | 162.0 | 0.0808 | 0.177 |
| 0.95 | 174.0 | -0.0262 | 0.2006 |
| 0.95 | 186.0 | -0.2404 | 0.2142 |
| 0.95 | 198.0 | -0.1309 | 0.207 |
| 0.95 | 210.0 | -0.0217 | 0.1737 |
| 0.95 | 222.0 | -0.0843 | 0.1522 |
| 0.95 | 234.0 | -0.0525 | 0.1595 |
| 0.95 | 246.0 | -0.0852 | 0.14 |
| 0.95 | 258.0 | -0.0531 | 0.1217 |
| 0.95 | 270.0 | -0.042 | 0.1231 |
| 0.95 | 282.0 | 0.0734 | 0.1277 |
| 0.95 | 294.0 | -0.1645 | 0.1254 |
| 0.95 | 306.0 | -0.2477 | 0.1353 |
| 0.95 | 318.0 | -0.291 | 0.2183 |
Experiment comment: