Measurement E151M3083
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0481 | |
| Q2: | 0.0415 GeV2 | |
| W: | 1565.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.852 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.35 | 18.0 | -0.0583 | 0.2817 |
| 0.35 | 66.0 | 0.2662 | 0.2541 |
| 0.35 | 78.0 | -0.0082 | 0.2111 |
| 0.35 | 90.0 | 0.2382 | 0.2602 |
| 0.35 | 270.0 | 0.0132 | 0.2476 |
| 0.35 | 282.0 | 0.0229 | 0.2274 |
| 0.35 | 294.0 | 0.3798 | 0.2917 |
| 0.45 | 18.0 | 0.3386 | 0.266 |
| 0.45 | 66.0 | -0.0714 | 0.2664 |
| 0.45 | 78.0 | 0.0555 | 0.2101 |
| 0.45 | 90.0 | -0.2148 | 0.24 |
| 0.45 | 126.0 | 0.2121 | 0.2663 |
| 0.45 | 138.0 | 0.1356 | 0.2686 |
| 0.45 | 246.0 | -0.0396 | 0.2708 |
| 0.45 | 258.0 | 0.149 | 0.208 |
| 0.45 | 270.0 | 0.0277 | 0.184 |
| 0.45 | 282.0 | -0.0014 | 0.202 |
| 0.55 | 78.0 | 0.1736 | 0.2431 |
| 0.55 | 90.0 | 0.4416 | 0.2154 |
| 0.55 | 114.0 | -0.0009 | 0.2165 |
| 0.55 | 126.0 | 0.5286 | 0.2149 |
| 0.55 | 138.0 | -0.0059 | 0.2523 |
| 0.55 | 150.0 | 0.4592 | 0.2308 |
| 0.55 | 198.0 | -0.4422 | 0.2122 |
| 0.55 | 210.0 | 0.1875 | 0.2269 |
| 0.55 | 222.0 | 0.4392 | 0.2427 |
| 0.55 | 234.0 | -0.0099 | 0.2653 |
| 0.55 | 246.0 | 0.3682 | 0.2313 |
| 0.55 | 258.0 | -0.0339 | 0.2551 |
| 0.55 | 270.0 | -0.2038 | 0.1684 |
| 0.55 | 282.0 | 0.109 | 0.194 |
| 0.55 | 294.0 | -0.2844 | 0.267 |
| 0.65 | 78.0 | -0.2661 | 0.2173 |
| 0.65 | 90.0 | 0.5106 | 0.213 |
| 0.65 | 102.0 | 0.3091 | 0.2507 |
| 0.65 | 114.0 | -0.0515 | 0.2251 |
| 0.65 | 126.0 | -0.2403 | 0.1659 |
| 0.65 | 138.0 | -0.1543 | 0.1949 |
| 0.65 | 150.0 | -0.2083 | 0.2506 |
| 0.65 | 198.0 | -0.1664 | 0.2197 |
| 0.65 | 210.0 | -0.129 | 0.228 |
| 0.65 | 222.0 | -0.0754 | 0.1827 |
| 0.65 | 234.0 | -0.2739 | 0.2343 |
| 0.65 | 246.0 | 0.0986 | 0.2414 |
| 0.65 | 258.0 | -0.1552 | 0.233 |
| 0.65 | 270.0 | -0.0815 | 0.2496 |
| 0.65 | 282.0 | -0.1617 | 0.2182 |
| 0.65 | 294.0 | -0.3008 | 0.2346 |
| 0.75 | 66.0 | 0.2527 | 0.2038 |
| 0.75 | 78.0 | 0.0857 | 0.205 |
| 0.75 | 90.0 | -0.6194 | 0.1842 |
| 0.75 | 114.0 | -0.3233 | 0.2508 |
| 0.75 | 126.0 | -0.1916 | 0.2317 |
| 0.75 | 138.0 | 0.2383 | 0.1939 |
| 0.75 | 150.0 | 0.4187 | 0.2427 |
| 0.75 | 186.0 | -0.5088 | 0.2537 |
| 0.75 | 198.0 | 0.2217 | 0.222 |
| 0.75 | 210.0 | -0.5816 | 0.1654 |
| 0.75 | 222.0 | 0.1208 | 0.1972 |
| 0.75 | 234.0 | -0.3692 | 0.1736 |
| 0.75 | 246.0 | 0.0266 | 0.2448 |
| 0.75 | 258.0 | -0.2064 | 0.2492 |
| 0.75 | 270.0 | 0.1332 | 0.1982 |
| 0.75 | 282.0 | 0.2325 | 0.1502 |
| 0.75 | 294.0 | 0.2994 | 0.2329 |
| 0.85 | 102.0 | 0.2033 | 0.2042 |
| 0.85 | 114.0 | 0.0978 | 0.1995 |
| 0.85 | 126.0 | 0.1243 | 0.2698 |
| 0.85 | 186.0 | 0.0861 | 0.2654 |
| 0.85 | 198.0 | -0.2687 | 0.2598 |
| 0.85 | 210.0 | 0.0447 | 0.1805 |
| 0.85 | 222.0 | -0.0466 | 0.19 |
| 0.85 | 234.0 | 0.189 | 0.1743 |
| 0.85 | 246.0 | 0.1836 | 0.2229 |
Experiment comment: