Measurement E151M2669
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.5111 | |
| Q2: | 0.0844 GeV2 | |
| W: | 1235.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.9139 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.45 | 270.0 | 0.2141 | 0.2766 |
| 0.45 | 282.0 | 0.2681 | 0.1621 |
| 0.55 | 258.0 | -0.0996 | 0.2419 |
| 0.55 | 270.0 | 0.0305 | 0.1786 |
| 0.55 | 282.0 | -0.1717 | 0.1843 |
| 0.55 | 294.0 | -0.1654 | 0.2243 |
| 0.65 | 258.0 | -0.0576 | 0.1687 |
| 0.65 | 270.0 | 0.0638 | 0.1759 |
| 0.65 | 282.0 | -0.1893 | 0.1735 |
| 0.65 | 294.0 | -0.007 | 0.255 |
| 0.75 | 246.0 | 0.1174 | 0.1999 |
| 0.75 | 258.0 | -0.3443 | 0.1631 |
| 0.75 | 270.0 | 0.1394 | 0.1858 |
| 0.75 | 282.0 | -0.0226 | 0.1784 |
| 0.75 | 294.0 | -0.1262 | 0.2076 |
| 0.85 | 102.0 | 0.1496 | 0.1995 |
| 0.85 | 114.0 | 0.3497 | 0.2348 |
| 0.85 | 126.0 | -0.1584 | 0.1914 |
| 0.85 | 138.0 | 0.3782 | 0.1939 |
| 0.85 | 150.0 | 0.232 | 0.2086 |
| 0.85 | 174.0 | 0.1062 | 0.2125 |
| 0.85 | 186.0 | 0.0564 | 0.2662 |
| 0.85 | 234.0 | -0.0276 | 0.2812 |
| 0.85 | 246.0 | 0.2006 | 0.2262 |
| 0.85 | 258.0 | 0.0283 | 0.2253 |
| 0.85 | 270.0 | -0.2982 | 0.1878 |
| 0.85 | 282.0 | -0.111 | 0.2064 |
| 0.95 | 114.0 | -0.107 | 0.2597 |
| 0.95 | 126.0 | 0.4017 | 0.1825 |
| 0.95 | 138.0 | 0.3143 | 0.1764 |
| 0.95 | 150.0 | 0.1474 | 0.2229 |
| 0.95 | 162.0 | 0.2014 | 0.2221 |
| 0.95 | 174.0 | 0.162 | 0.242 |
| 0.95 | 186.0 | -0.4242 | 0.2249 |
| 0.95 | 198.0 | 0.3643 | 0.2548 |
| 0.95 | 210.0 | 0.1201 | 0.2701 |
| 0.95 | 222.0 | 0.0675 | 0.2701 |
| 0.45 | 294.0 | -0.2682 | 0.3658 |
| 0.55 | 270.0 | -0.1027 | 0.2871 |
| 0.55 | 282.0 | 0.3438 | 0.2838 |
| 0.55 | 294.0 | -0.2684 | 0.3166 |
| 0.65 | 246.0 | 0.5472 | 0.3402 |
| 0.65 | 258.0 | 0.0799 | 0.2733 |
| 0.65 | 270.0 | -0.286 | 0.2384 |
| 0.65 | 282.0 | -0.4348 | 0.2041 |
| 0.65 | 294.0 | 0.0809 | 0.3557 |
| 0.75 | 246.0 | -0.4232 | 0.3161 |
| 0.75 | 258.0 | 0.1072 | 0.2587 |
| 0.75 | 270.0 | 0.1095 | 0.2285 |
| 0.75 | 282.0 | 0.0851 | 0.284 |
| 0.75 | 294.0 | 0.2225 | 0.3394 |
| 0.85 | 102.0 | 0.5654 | 0.2916 |
| 0.85 | 114.0 | 0.0955 | 0.3059 |
| 0.85 | 126.0 | 0.2193 | 0.2806 |
| 0.85 | 138.0 | -0.2618 | 0.2509 |
| 0.85 | 150.0 | -0.1392 | 0.2844 |
| 0.85 | 162.0 | 0.4803 | 0.251 |
| 0.85 | 198.0 | -0.035 | 0.3767 |
| 0.85 | 246.0 | -0.2674 | 0.3666 |
| 0.85 | 258.0 | 0.1067 | 0.2725 |
| 0.85 | 270.0 | -0.3048 | 0.256 |
| 0.85 | 282.0 | 0.1089 | 0.2746 |
| 0.85 | 294.0 | -0.2123 | 0.3395 |
| 0.95 | 114.0 | -0.3382 | 0.2863 |
| 0.95 | 126.0 | -0.4578 | 0.2665 |
| 0.95 | 138.0 | -0.2275 | 0.2711 |
| 0.95 | 150.0 | -0.0527 | 0.2905 |
| 0.95 | 162.0 | -0.1089 | 0.3157 |
| 0.95 | 174.0 | 0.3013 | 0.2711 |
| 0.95 | 186.0 | -0.4383 | 0.3196 |
| 0.95 | 198.0 | -0.278 | 0.2736 |
| 0.95 | 210.0 | 0.0392 | 0.3952 |
Experiment comment: