CLAS physics database search results Measurement E151M2300 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.25 294 0.5097 0.9664 0.0476 0.35 270 -0.1877 0.8758 0.0329 0.35 294 -0.063 0.8981 0.0303 0.45 102 0.3938 0.926 0.0414 0.45 282 0.748 0.9358 0.062 0.55 90 1.2925 0.7246 0.0984 0.55 102 -0.238 0.81 0.0346 0.55 114 0.0308 0.7925 0.0301 0.55 126 -1.1578 1.0973 0.0892 0.55 282 -0.3598 0.9169 0.0398 0.55 306 0.5742 0.7717 0.0513 0.65 78 -0.8449 0.9878 0.0682 0.65 90 -0.432 0.7266 0.0434 0.65 102 -0.4891 0.5945 0.0465 0.65 114 -1.1892 0.6225 0.0913 0.65 126 -0.3267 0.839 0.0382 0.65 210 -1.7205 0.9304 0.1283 0.65 222 0.7951 0.9693 0.065 0.65 234 -0.1725 0.751 0.0325 0.65 246 -0.2876 0.8937 0.0365 0.65 294 0.7362 0.7806 0.0612 0.65 306 -0.2855 0.8026 0.0365 0.75 66 0.0055 0.714 0.03 0.75 78 0.6261 0.8527 0.0544 0.75 90 -1.7535 0.7325 0.1306 0.75 102 0.7999 0.6825 0.0653 0.75 114 0.6697 0.6485 0.0571 0.75 126 -0.7116 0.7754 0.0597 0.75 138 -1.2096 0.9621 0.0927 0.75 198 0.9219 0.8596 0.0733 0.75 210 0.7841 0.9404 0.0643 0.75 222 -1.2478 0.6775 0.0953 0.75 234 0.4062 0.6271 0.042 0.75 246 1.1788 0.7194 0.0906 0.75 258 0.0629 0.8187 0.0303 0.75 270 -1.2433 0.8758 0.095 0.75 294 0.7101 0.8673 0.0596 0.85 54 0.7947 0.8664 0.065 0.85 66 0.0677 0.5471 0.0304 0.85 78 1.0953 0.5937 0.0849 0.85 102 0.363 0.8159 0.0399 0.85 114 0.3116 0.5975 0.0376 0.85 126 -0.0318 0.8228 0.0301 0.85 138 0.2047 0.987 0.0335 0.85 186 0.033 1.0646 0.0301 0.85 198 -0.2193 0.7262 0.034 0.85 210 -0.9809 0.6812 0.0772 0.85 222 -0.268 0.6732 0.0357 0.85 234 -0.2342 0.5673 0.0345 0.85 246 0.4213 0.5332 0.0428 0.85 258 -0.0549 0.4971 0.0303 0.85 270 -0.0654 0.6219 0.0304 0.85 282 0.4194 0.7774 0.0427 0.85 294 -0.9504 0.8386 0.0752 0.95 66 -0.7427 0.7854 0.0616 0.95 78 -0.5692 0.7644 0.051 0.95 90 0.8714 0.9108 0.0699 0.95 174 -0.2927 0.9854 0.0368 0.95 186 0.7421 0.8549 0.0616 0.95 198 -0.9252 0.7627 0.0735 0.95 210 0.8052 0.6718 0.0656 0.95 222 0.403 0.6596 0.0419 0.95 234 0.1566 0.5782 0.0321 0.95 246 0.2785 0.6183 0.0362 0.95 258 0.6554 0.5505 0.0562 0.95 270 -0.6409 0.5404 0.0553 0.95 282 0.0496 0.479 0.0302 0.95 294 0.4091 0.4872 0.0422 0.95 306 0.3435 0.5711 0.039 0.95 318 0.5869 0.7281 0.0521