CLAS physics database search results Measurement E151M1877 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.35 66 0.4031 0.8099 0.0387 0.35 78 -1.6823 0.8707 0.1063 0.35 258 -0.8547 0.8591 0.0599 0.35 270 -0.8408 0.8023 0.0591 0.35 282 -0.6137 0.855 0.0478 0.45 66 -0.3587 0.9665 0.037 0.45 78 -0.2897 0.8203 0.0348 0.45 90 0.7022 0.7923 0.0521 0.45 138 -1.4042 0.828 0.0902 0.45 258 -0.7834 0.8013 0.0562 0.45 270 0.3173 0.7264 0.0356 0.45 282 -1.1522 0.6844 0.076 0.55 78 0.5138 0.9211 0.0432 0.55 90 1.1608 0.9069 0.0765 0.55 102 -1.6027 0.904 0.1016 0.55 126 1.1669 0.8441 0.0768 0.55 138 0.0113 0.8693 0.03 0.55 198 1.0701 0.8837 0.0714 0.55 210 -1.2245 0.8498 0.08 0.55 222 0.4187 0.9244 0.0393 0.55 234 -0.5083 0.9103 0.043 0.55 246 0.3855 0.8776 0.038 0.55 258 0.3529 0.7263 0.0368 0.55 270 -0.553 0.7714 0.045 0.55 282 -1.1478 0.8419 0.0757 0.65 78 0.2715 0.824 0.0342 0.65 102 0.3064 0.8404 0.0353 0.65 114 -0.6054 0.7243 0.0474 0.65 126 0.0841 0.7085 0.0304 0.65 138 0.393 0.8144 0.0383 0.65 186 1.0761 0.7702 0.0718 0.65 198 0.9383 0.7648 0.0643 0.65 210 1.2159 0.8292 0.0796 0.65 222 -1.4436 0.8447 0.0925 0.65 234 -0.7738 0.7591 0.0557 0.65 246 -0.4619 0.9468 0.041 0.65 270 0.152 0.9226 0.0314 0.65 282 -0.2903 0.8208 0.0348 0.65 294 -0.6794 0.769 0.0509 0.75 54 1.5695 0.8635 0.0997 0.75 66 0.0408 0.7804 0.0301 0.75 78 0.2758 0.8403 0.0343 0.75 90 1.8013 0.7164 0.1132 0.75 114 0.9207 0.7412 0.0633 0.75 126 0.3735 0.8961 0.0376 0.75 138 0.2786 0.8829 0.0344 0.75 198 1.3748 0.6463 0.0885 0.75 210 0.6135 0.7207 0.0478 0.75 222 -1.3759 0.6576 0.0886 0.75 234 -0.2256 0.7611 0.033 0.75 258 -0.121 0.8565 0.0309 0.75 270 0.6964 0.5805 0.0518 0.75 282 -0.0641 0.5484 0.0303 0.75 294 -1.5076 0.6344 0.0962 0.85 114 -0.8209 0.6722 0.0581 0.85 126 0.1809 0.8192 0.0319 0.85 138 -0.3675 0.8403 0.0374 0.85 198 -0.3868 0.7931 0.0381 0.85 210 -0.1074 0.7482 0.0307 0.85 222 -0.3958 0.6763 0.0384 0.85 234 0.4083 0.7221 0.0389 0.85 246 -0.8353 0.7349 0.0588 0.85 258 -0.1162 0.8981 0.0308 0.85 270 2.0269 0.6885 0.1264 0.85 282 1.3767 0.8878 0.0887