CLAS physics database search results Measurement E151M2108 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.45 282 -0.0764 0.6803 0.0308 0.55 114 0.2985 0.9086 0.0407 0.55 126 -0.4137 0.7231 0.0484 0.55 210 -1.9861 0.7601 0.185 0.55 258 -0.3133 0.8092 0.0416 0.65 66 -0.5711 0.7849 0.0605 0.65 114 -0.3439 0.9604 0.0436 0.65 126 0.6698 0.8406 0.0685 0.65 138 -0.2099 0.8277 0.0357 0.65 210 -0.334 0.7448 0.0429 0.65 222 -0.5427 0.6388 0.0582 0.65 294 0.3996 0.7059 0.0474 0.75 126 0.6769 0.7567 0.0691 0.75 138 -0.2166 0.8291 0.036 0.75 150 -1.3971 0.9389 0.1319 0.75 210 0.0352 0.801 0.0302 0.75 222 -0.777 0.8821 0.0775 0.75 234 1.151 0.7389 0.11 0.75 270 0.943 0.7197 0.0917 0.75 282 0.4944 0.7983 0.0545 0.75 294 -0.5363 0.6459 0.0577 0.85 102 0.0694 1.0458 0.0307 0.85 114 -0.0751 0.9932 0.0308 0.85 210 0.598 0.8196 0.0626 0.85 222 -1.1361 0.8417 0.1086 0.85 234 -0.3462 0.8687 0.0437 0.85 246 -2.2801 0.7978 0.2117 0.85 270 -0.9825 0.8245 0.0951 0.95 222 -0.3452 2.9193 0.0437 0.95 234 -1.8194 2.5793 0.1699 0.35 282 -0.6231 0.7785 0.0504 0.45 126 -0.6803 0.9323 0.0535 0.45 282 0.0086 0.6689 0.03 0.55 126 1.6601 0.7396 0.1121 0.55 138 -0.2901 0.8301 0.0354 0.55 270 0.3608 0.779 0.0381 0.65 114 -0.5315 0.7094 0.0458 0.65 126 0.3894 0.7435 0.0393 0.65 210 0.1257 1.0108 0.0311 0.65 234 0.6293 0.8321 0.0508 0.65 282 1.7085 0.7105 0.1151 0.65 294 -1.0557 0.7258 0.0749 0.75 114 0.2599 0.994 0.0344 0.75 126 1.3407 0.7369 0.0922 0.75 138 -0.5405 0.8202 0.0462 0.75 198 -1.1384 0.9701 0.0799 0.75 210 0.2858 0.9718 0.0353 0.75 222 1.0458 0.8431 0.0744 0.75 234 0.5603 0.8302 0.0472 0.75 270 1.223 0.931 0.085 0.75 282 0.2596 0.6346 0.0344 0.85 90 0.8842 0.9267 0.0649 0.85 102 -0.2936 0.6972 0.0356 0.85 114 -2.3336 0.6908 0.1547 0.85 198 0.2238 1.0248 0.0333 0.85 210 -0.1041 0.8738 0.0308 0.85 222 1.1883 0.8019 0.0829 0.85 234 -0.9819 0.9009 0.0706 0.85 246 -0.1953 0.8551 0.0326