CLAS physics database search results Measurement E151M2371 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.25 66 1.1729 1.0675 0.0902 0.35 78 -0.9368 1.0115 0.0743 0.35 270 -2.5625 0.8623 0.1882 0.45 114 -0.4032 1.1304 0.0419 0.45 126 0.7279 1.0073 0.0607 0.45 258 -0.8152 0.9724 0.0663 0.45 270 -0.9342 0.8139 0.0741 0.55 102 -0.6351 1.0371 0.055 0.55 114 -0.5361 0.8963 0.0491 0.55 126 -0.1846 0.9445 0.0329 0.55 138 -0.7811 1.1276 0.0641 0.55 198 -1.5916 1.0254 0.1192 0.55 210 1.291 1.0074 0.0983 0.55 258 1.1852 0.8055 0.091 0.55 270 -0.5698 0.89 0.0511 0.65 54 -0.5551 0.9927 0.0502 0.65 102 -0.6116 1.0864 0.0535 0.65 114 0.0246 0.779 0.0301 0.65 126 0.4187 0.7542 0.0427 0.65 138 -2.2059 1.0148 0.1627 0.65 186 -0.7068 0.897 0.0594 0.65 198 -0.3764 0.8408 0.0406 0.65 210 0.8773 1.0334 0.0703 0.65 222 0.9491 0.7366 0.0751 0.65 234 1.1333 1.0507 0.0875 0.65 246 2.363 0.8096 0.174 0.65 270 -1.5526 0.8413 0.1165 0.65 282 -1.5221 0.8047 0.1144 0.65 294 -0.6326 1.0128 0.0548 0.75 90 1.2214 0.8907 0.0935 0.75 102 0.0843 0.8057 0.0306 0.75 114 -1.1651 0.889 0.0897 0.75 126 0.8471 0.8772 0.0684 0.75 138 -1.0303 0.9603 0.0805 0.75 150 -0.79 1.0971 0.0647 0.75 162 0.1361 1.1069 0.0316 0.75 174 0.3172 1.1474 0.0378 0.75 186 -0.156 0.9071 0.0321 0.75 198 0.7484 0.7493 0.062 0.75 210 0.9087 0.6643 0.0724 0.75 222 0.0105 0.8446 0.03 0.75 234 0.8361 0.8519 0.0676 0.75 246 0.0847 0.9379 0.0306 0.75 258 1.6562 0.819 0.1238 0.75 270 1.4763 0.6116 0.1112 0.75 282 -1.3992 0.6888 0.1058 0.75 294 -0.9498 0.7148 0.0751 0.85 90 0.803 0.702 0.0655 0.85 102 0.7562 0.6904 0.0625 0.85 114 -0.7467 0.6304 0.0619 0.85 126 -0.2848 0.7907 0.0364 0.85 138 0.0239 1.0928 0.0301 0.85 162 0.0976 0.8415 0.0308 0.85 174 -1.6432 0.8713 0.1229 0.85 186 -1.532 0.7982 0.1151 0.85 198 -0.3855 0.6504 0.041 0.85 210 -1.4265 0.6123 0.1077 0.85 222 0.0953 0.575 0.0308 0.85 234 -0.3251 0.7983 0.0382 0.85 246 0.0488 1.0365 0.0302 0.85 258 -1.9482 0.8473 0.1444 0.85 270 0.4084 0.8296 0.0422 0.85 282 1.2565 0.8008 0.0959 0.95 174 0.5033 0.9716 0.0472 0.95 186 -0.826 0.9406 0.067 0.95 198 0.0233 0.7643 0.03 0.95 210 0.5139 0.6781 0.0478 0.95 222 -0.1313 0.7938 0.0315 0.95 234 0.9752 0.7734 0.0768