CLAS physics database search results Measurement E151M1618 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.55 126 0.3077 0.7398 0.0352 0.55 138 0.9256 0.5595 0.0668 0.55 150 -1.8429 0.7357 0.1145 0.55 162 -1.509 0.8353 0.0953 0.55 222 0.3758 0.6282 0.0382 0.55 234 -0.9864 0.5012 0.0656 0.55 246 0.1617 0.6127 0.0407 0.65 126 -0.4256 0.7083 0.0394 0.65 138 0.0473 0.6856 0.0301 0.65 150 -0.2222 0.7918 0.0328 0.65 210 -0.1341 0.78 0.0311 0.65 222 0.2995 0.7188 0.035 0.65 234 -0.2121 0.6152 0.0326 0.65 246 -1.3102 0.5262 0.0841 0.65 258 0.961 0.8137 0.0649 0.75 126 -0.8226 0.6498 0.0577 0.75 138 -0.4076 0.6 0.0387 0.75 150 -0.7202 0.7199 0.0526 0.75 210 -1.5303 0.6924 0.0965 0.75 222 -0.6578 0.6893 0.0495 0.75 234 -0.0012 0.5372 0.03 0.75 246 -0.7236 0.589 0.0527 0.75 258 0.943 0.6487 0.064 0.85 150 -0.2688 0.7795 0.0341 0.85 222 0.1384 0.6844 0.0311 0.85 234 0.2822 0.7548 0.0344 0.85 246 -0.2401 0.5361 0.0333 0.85 258 -1.0259 0.6809 0.0684 0.95 126 0.2277 0.6138 0.033 0.95 138 0.5931 0.6891 0.0465 0.95 246 -0.8089 0.6427 0.057 0.55 258 1.5944 0.8062 0.0974 0.65 138 -0.4375 1.1097 0.0393 0.65 150 0.6825 0.7878 0.0498 0.65 210 -1.2208 0.7875 0.0771 0.65 222 0.0686 0.752 0.0303 0.65 234 -0.2004 0.8699 0.0322 0.65 246 0.0234 0.9194 0.03 0.75 138 -2.0243 0.6046 0.1215 0.75 150 -1.3173 1.0028 0.0823 0.75 222 -0.0715 0.8485 0.0303 0.75 234 -0.7765 0.8525 0.0542 0.75 246 0.0716 0.6722 0.0303 0.75 258 0.6051 0.7822 0.0462 0.85 126 -0.1879 0.9757 0.0319 0.85 222 0.0876 0.9252 0.0304 0.85 234 -0.0971 0.6611 0.0305 0.85 246 0.023 0.7408 0.03 0.85 258 0.3119 0.8093 0.0351 0.95 246 -0.1821 0.8973 0.0318