Measurement E151M2729
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.4015 | |
| Q2: | 0.1435 GeV2 | |
| W: | 1325.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.8244 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.55 | 258.0 | -0.1858 | 0.2234 |
| 0.55 | 270.0 | -0.4909 | 0.1585 |
| 0.65 | 258.0 | 0.0691 | 0.2127 |
| 0.65 | 270.0 | -0.3152 | 0.2088 |
| 0.75 | 102.0 | -0.0851 | 0.2645 |
| 0.75 | 114.0 | 0.0031 | 0.2557 |
| 0.75 | 126.0 | 0.2205 | 0.2347 |
| 0.75 | 138.0 | -0.1239 | 0.2393 |
| 0.75 | 150.0 | -0.2823 | 0.2702 |
| 0.75 | 222.0 | -0.0246 | 0.2702 |
| 0.75 | 234.0 | 0.0325 | 0.22 |
| 0.75 | 246.0 | -0.0296 | 0.2104 |
| 0.75 | 258.0 | -0.3085 | 0.2072 |
| 0.75 | 270.0 | -0.0866 | 0.2084 |
| 0.75 | 282.0 | -0.3037 | 0.2061 |
| 0.85 | 102.0 | -0.1946 | 0.2421 |
| 0.85 | 114.0 | 0.3579 | 0.1957 |
| 0.85 | 126.0 | 0.2262 | 0.2117 |
| 0.85 | 138.0 | 0.0379 | 0.2131 |
| 0.85 | 150.0 | 0.2832 | 0.232 |
| 0.85 | 234.0 | 0.1164 | 0.243 |
| 0.85 | 246.0 | -0.2226 | 0.2456 |
| 0.85 | 258.0 | 0.255 | 0.2364 |
| 0.85 | 270.0 | 0.1811 | 0.205 |
| 0.85 | 282.0 | 0.2431 | 0.2147 |
| 0.85 | 294.0 | 0.0236 | 0.1885 |
| 0.95 | 66.0 | -0.0415 | 0.2822 |
| 0.95 | 78.0 | 0.0606 | 0.2471 |
| 0.95 | 126.0 | -0.5311 | 0.2286 |
| 0.95 | 138.0 | 0.174 | 0.2125 |
| 0.95 | 150.0 | -0.1528 | 0.2322 |
| 0.95 | 162.0 | 0.1042 | 0.2503 |
| 0.95 | 258.0 | 0.0203 | 0.2812 |
| 0.95 | 270.0 | 0.3821 | 0.2494 |
| 0.95 | 282.0 | 0.0897 | 0.2396 |
| 0.55 | 282.0 | -0.6887 | 0.2191 |
| 0.65 | 246.0 | -0.2373 | 0.3768 |
| 0.65 | 258.0 | -0.2781 | 0.2873 |
| 0.65 | 270.0 | -0.3652 | 0.2772 |
| 0.65 | 282.0 | -0.0566 | 0.3639 |
| 0.75 | 102.0 | -0.3379 | 0.3767 |
| 0.75 | 114.0 | 0.0938 | 0.3205 |
| 0.75 | 126.0 | 0.1172 | 0.3167 |
| 0.75 | 138.0 | 0.3804 | 0.3781 |
| 0.75 | 234.0 | 0.0473 | 0.328 |
| 0.75 | 246.0 | 0.1844 | 0.2839 |
| 0.75 | 258.0 | -0.451 | 0.2343 |
| 0.75 | 270.0 | -0.5213 | 0.2361 |
| 0.75 | 282.0 | 0.2286 | 0.3772 |
| 0.85 | 102.0 | 0.4433 | 0.2527 |
| 0.85 | 114.0 | -0.0753 | 0.2911 |
| 0.85 | 126.0 | 0.3883 | 0.2849 |
| 0.85 | 138.0 | -0.2532 | 0.2668 |
| 0.85 | 150.0 | -0.0447 | 0.332 |
| 0.85 | 162.0 | 0.1161 | 0.275 |
| 0.85 | 174.0 | -0.064 | 0.4156 |
| 0.85 | 234.0 | -0.0216 | 0.4237 |
| 0.85 | 246.0 | -0.0884 | 0.337 |
| 0.85 | 258.0 | 0.0491 | 0.3198 |
| 0.85 | 270.0 | -0.6076 | 0.2042 |
| 0.85 | 282.0 | -0.1042 | 0.3078 |
| 0.85 | 294.0 | -0.5659 | 0.2527 |
| 0.95 | 78.0 | 0.1278 | 0.3032 |
| 0.95 | 102.0 | 0.0324 | 0.4487 |
| 0.95 | 126.0 | -0.3631 | 0.3453 |
| 0.95 | 138.0 | 0.4354 | 0.3164 |
| 0.95 | 150.0 | -0.508 | 0.2568 |
| 0.95 | 246.0 | -0.2933 | 0.3551 |
| 0.95 | 258.0 | 0.244 | 0.3505 |
| 0.95 | 270.0 | -0.4399 | 0.3084 |
| 0.95 | 282.0 | 0.4967 | 0.3009 |
Experiment comment: