Measurement E151M3437
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.5146 | |
| Q2: | 0.205 GeV2 | |
| W: | 1355.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9602 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| -0.05 | 306.0 | -0.2034 | 0.23 |
| 0.05 | 54.0 | -0.0411 | 0.232 |
| 0.05 | 294.0 | -0.2546 | 0.2617 |
| 0.05 | 306.0 | 0.1476 | 0.2514 |
| 0.15 | 54.0 | 0.3051 | 0.192 |
| 0.15 | 66.0 | 0.3914 | 0.1756 |
| 0.15 | 294.0 | -0.076 | 0.1838 |
| 0.15 | 306.0 | 0.01 | 0.1884 |
| 0.25 | 54.0 | -0.3521 | 0.1933 |
| 0.25 | 66.0 | 0.0939 | 0.1637 |
| 0.25 | 78.0 | -0.3405 | 0.1957 |
| 0.25 | 282.0 | 0.3274 | 0.2538 |
| 0.25 | 294.0 | -0.1832 | 0.1904 |
| 0.25 | 306.0 | 0.1834 | 0.1911 |
| 0.35 | 54.0 | -0.1323 | 0.2183 |
| 0.35 | 66.0 | -0.3666 | 0.1486 |
| 0.35 | 78.0 | -0.0682 | 0.2198 |
| 0.35 | 282.0 | -0.0286 | 0.2154 |
| 0.35 | 294.0 | -0.1949 | 0.1833 |
| 0.35 | 306.0 | -0.17 | 0.2228 |
| 0.45 | 54.0 | -0.0712 | 0.233 |
| 0.45 | 66.0 | -0.1211 | 0.1889 |
| 0.45 | 78.0 | 0.1634 | 0.2573 |
| 0.45 | 90.0 | -0.0789 | 0.2799 |
| 0.45 | 282.0 | 0.2028 | 0.1852 |
| 0.45 | 294.0 | -0.6508 | 0.1678 |
| 0.45 | 306.0 | -0.2163 | 0.2663 |
| 0.55 | 54.0 | 0.1418 | 0.2589 |
| 0.55 | 66.0 | 0.2733 | 0.1912 |
| 0.55 | 78.0 | 0.3655 | 0.1996 |
| 0.55 | 90.0 | 0.532 | 0.1623 |
| 0.55 | 102.0 | -0.3279 | 0.2065 |
| 0.55 | 258.0 | 0.1947 | 0.2645 |
| 0.55 | 270.0 | 0.1204 | 0.1778 |
| 0.55 | 282.0 | 0.2346 | 0.2042 |
| 0.55 | 294.0 | 0.2376 | 0.2075 |
| 0.65 | 66.0 | -0.1071 | 0.2316 |
| 0.65 | 78.0 | 0.2031 | 0.1367 |
| 0.65 | 90.0 | 0.1051 | 0.1339 |
| 0.65 | 102.0 | -0.045 | 0.1333 |
| 0.65 | 114.0 | 0.2639 | 0.1964 |
| 0.65 | 246.0 | 0.0435 | 0.2687 |
| 0.65 | 258.0 | 0.1182 | 0.1573 |
| 0.65 | 270.0 | 0.0073 | 0.1354 |
| 0.65 | 282.0 | 0.0806 | 0.1559 |
| 0.65 | 294.0 | 0.3172 | 0.1912 |
| 0.75 | 66.0 | -0.086 | 0.2273 |
| 0.75 | 78.0 | -0.0164 | 0.1124 |
| 0.75 | 90.0 | -0.1339 | 0.1054 |
| 0.75 | 102.0 | 0.0251 | 0.1141 |
| 0.75 | 114.0 | -0.08 | 0.1382 |
| 0.75 | 126.0 | -0.1543 | 0.1568 |
| 0.75 | 222.0 | -0.0959 | 0.2764 |
| 0.75 | 234.0 | -0.1277 | 0.1802 |
| 0.75 | 246.0 | -0.132 | 0.1344 |
| 0.75 | 258.0 | 0.0919 | 0.1211 |
| 0.75 | 270.0 | -0.0945 | 0.1106 |
| 0.75 | 282.0 | -0.1523 | 0.1284 |
| 0.75 | 294.0 | 0.3855 | 0.1523 |
| 0.75 | 306.0 | 0.0438 | 0.2295 |
| 0.85 | 54.0 | -0.2463 | 0.1812 |
| 0.85 | 66.0 | -0.0318 | 0.2084 |
| 0.85 | 78.0 | -0.1613 | 0.1396 |
| 0.85 | 90.0 | 0.0732 | 0.1128 |
| 0.85 | 102.0 | -0.0458 | 0.1137 |
| 0.85 | 114.0 | -0.1767 | 0.1259 |
| 0.85 | 126.0 | 0.0641 | 0.1386 |
| 0.85 | 138.0 | -0.2534 | 0.1588 |
| 0.85 | 150.0 | -0.0261 | 0.232 |
| 0.85 | 162.0 | 0.4991 | 0.2213 |
| 0.85 | 186.0 | -0.2989 | 0.2699 |
| 0.85 | 198.0 | 0.2319 | 0.2104 |
| 0.85 | 210.0 | -0.045 | 0.1604 |
| 0.85 | 222.0 | -0.1262 | 0.1558 |
| 0.85 | 234.0 | 0.0887 | 0.1435 |
| 0.85 | 246.0 | 0.0163 | 0.1172 |
| 0.85 | 258.0 | 0.0131 | 0.1069 |
| 0.85 | 270.0 | -0.0342 | 0.1141 |
| 0.85 | 282.0 | -0.0458 | 0.1184 |
| 0.85 | 294.0 | 0.0374 | 0.1086 |
| 0.85 | 306.0 | -0.1256 | 0.1447 |
| 0.95 | 54.0 | -0.0465 | 0.2201 |
| 0.95 | 78.0 | -0.25 | 0.1904 |
| 0.95 | 90.0 | -0.1611 | 0.1429 |
| 0.95 | 102.0 | -0.0262 | 0.1412 |
| 0.95 | 114.0 | 0.0834 | 0.1514 |
| 0.95 | 126.0 | -0.4019 | 0.1442 |
| 0.95 | 138.0 | 0.2383 | 0.186 |
| 0.95 | 150.0 | 0.1236 | 0.1864 |
| 0.95 | 162.0 | 0.0519 | 0.2078 |
| 0.95 | 174.0 | -0.3273 | 0.214 |
| 0.95 | 186.0 | 0.3924 | 0.2057 |
| 0.95 | 198.0 | -0.6081 | 0.168 |
| 0.95 | 210.0 | 0.0508 | 0.1932 |
| 0.95 | 222.0 | -0.2654 | 0.1496 |
| 0.95 | 234.0 | 0.1369 | 0.1482 |
| 0.95 | 246.0 | -0.0236 | 0.1611 |
| 0.95 | 258.0 | 0.0934 | 0.1333 |
| 0.95 | 270.0 | -0.1824 | 0.1321 |
| 0.95 | 282.0 | -0.0903 | 0.1231 |
| 0.95 | 294.0 | -0.002 | 0.1261 |
| 0.95 | 306.0 | -0.0394 | 0.1279 |
| 0.95 | 318.0 | 0.5519 | 0.1631 |
Experiment comment: