CLAS physics database search results Measurement E151M1600 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.55 138 -0.4305 0.7455 0.0396 0.55 222 -0.9815 0.8344 0.066 0.55 234 1.3966 0.8622 0.0889 0.55 246 0.0565 0.755 0.0302 0.55 258 0.2027 0.8297 0.0324 0.65 126 0.3363 0.8249 0.0361 0.65 138 0.9342 0.7318 0.0635 0.65 150 -0.3367 0.7738 0.0362 0.65 222 0.2657 0.6873 0.034 0.65 234 0.0831 0.6541 0.0304 0.65 246 -0.6585 0.5851 0.0496 0.65 258 -1.106 0.7655 0.0728 0.75 126 -0.0779 0.604 0.0304 0.75 138 1.1267 0.7361 0.0739 0.75 150 0.5544 0.6492 0.0448 0.75 162 -0.7508 0.8259 0.0541 0.75 210 0.3498 0.8502 0.0366 0.75 222 0.3605 0.5971 0.037 0.75 234 -0.0067 0.7249 0.03 0.75 246 0.0699 0.5938 0.0303 0.75 258 -0.8279 0.6451 0.058 0.85 102 -0.173 0.9011 0.0317 0.85 114 -1.5554 0.81 0.0979 0.85 126 -0.942 0.7648 0.0639 0.85 150 -1.0741 0.8445 0.071 0.85 222 -0.7512 0.7673 0.0541 0.85 234 0.6753 0.6369 0.0504 0.85 246 0.5705 0.5634 0.0455 0.85 258 1.0924 0.6912 0.072 0.85 270 -0.0562 0.675 0.0302 0.95 102 0.0641 0.6722 0.0302 0.95 114 -1.742 0.6343 0.1086 0.95 138 -0.7293 0.7496 0.053 0.95 234 0.1956 0.7703 0.0322 0.95 246 1.0036 0.6163 0.0672 0.95 258 -0.0964 0.5433 0.0306 0.95 270 0.5145 0.6255 0.043 0.45 234 1.16 1.1413 0.0738 0.55 126 0.8571 0.926 0.0582 0.55 138 -0.3315 1.1638 0.0357 0.55 222 -1.0446 1.0549 0.0677 0.55 246 -0.4008 0.856 0.038 0.55 258 0.285 0.8501 0.0343 0.65 126 -1.3317 0.9823 0.083 0.65 138 -1.3801 0.9665 0.0857 0.65 150 1.1226 1.0215 0.0718 0.65 210 -1.6674 0.5941 0.1015 0.65 222 -0.6602 0.8521 0.0487 0.65 234 1.0449 0.6724 0.0678 0.65 246 0.3724 0.7596 0.037 0.65 258 0.789 1.0066 0.0548 0.75 126 0.9844 0.8315 0.0646 0.75 138 -0.2528 1.0596 0.0334 0.75 150 0.7476 0.9696 0.0528 0.75 222 0.0564 0.8565 0.0302 0.75 234 1.9855 0.4505 0.1193 0.75 246 -2.2046 2.2046 0.1317 0.75 258 -1.0015 0.841 0.0655 0.85 150 1.0008 0.8871 0.0655 0.85 222 0.5517 1.0324 0.0439 0.85 234 -0.1641 0.8133 0.0315 0.85 246 -1.5208 0.5903 0.0934 0.85 258 0.5533 0.668 0.044 0.85 270 1.3511 0.6989 0.0841 0.95 114 1.3222 0.7734 0.0825 0.95 222 0.1047 0.9162 0.0306 0.95 246 -0.1411 0.8189 0.0311 0.95 258 0.2281 0.7571 0.0328 0.95 270 1.5247 0.6653 0.0936