CLAS physics database search results Measurement E151M1561 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.25 42 -1.9712 0.9574 0.1185 0.35 42 -0.7078 1.4099 0.0509 0.55 234 1.0942 0.8472 0.0703 0.55 246 0.3532 1.0037 0.0364 0.55 258 0.3823 0.9169 0.0373 0.65 126 0.495 0.999 0.0416 0.65 138 -0.6428 1.0168 0.0479 0.65 222 -0.9564 0.8527 0.0632 0.65 234 -0.5733 0.8659 0.0448 0.65 246 -0.6793 0.8536 0.0496 0.65 258 0.0877 0.9079 0.0304 0.75 114 -1.3767 0.9125 0.0855 0.75 126 -0.1476 1.052 0.0312 0.75 138 0.3612 0.9746 0.0366 0.75 150 -0.8999 0.9936 0.0603 0.75 210 -0.0599 1.0883 0.0302 0.75 222 -1.4605 0.6527 0.0901 0.75 234 0.4912 0.8254 0.0414 0.75 246 0.3087 0.747 0.035 0.75 258 -0.9443 0.7452 0.0626 0.75 270 0.1271 0.9218 0.0309 0.85 126 0.1762 0.9842 0.0317 0.85 150 0.7661 0.8851 0.0537 0.85 222 -1.083 0.9597 0.0698 0.85 234 0.3711 0.8274 0.037 0.85 246 0.1785 0.6519 0.0317 0.85 258 -0.2776 0.6211 0.0341 0.85 270 0.6281 0.8434 0.0473 0.95 114 0.0033 0.9617 0.03 0.95 234 0.7133 0.8745 0.0512 0.95 246 0.5084 0.753 0.0421 0.95 258 -0.4988 0.8094 0.0417 0.95 270 0.0421 0.7169 0.0301 0.15 30 -0.9212 0.8823 0.0628 0.55 234 1.7903 0.6836 0.1114 0.55 246 -0.4361 0.7999 0.0398 0.55 258 -0.9602 0.7074 0.0649 0.65 126 0.2244 0.9304 0.0329 0.65 138 0.2366 0.7206 0.0332 0.65 150 -0.0877 0.8053 0.0305 0.65 222 -0.6396 0.7061 0.0487 0.65 234 0.7425 0.6481 0.0537 0.65 246 -1.0785 0.6166 0.0713 0.65 258 -0.2694 0.7177 0.0341 0.75 114 -0.532 0.7778 0.0438 0.75 126 0.1232 0.6093 0.0309 0.75 138 -1.1307 0.7965 0.0741 0.75 150 0.143 0.8274 0.0312 0.75 162 -0.4896 0.879 0.042 0.75 222 -0.3548 0.7941 0.0368 0.75 234 0.1937 0.6232 0.0322 0.75 246 0.0258 0.7584 0.03 0.75 258 -0.346 0.6058 0.0365 0.75 270 0.134 0.8913 0.0311 0.85 102 1.1073 0.8326 0.0728 0.85 126 -0.9119 0.8237 0.0623 0.85 138 0.765 0.608 0.0548 0.85 150 0.9324 0.9 0.0634 0.85 162 1.1253 0.9152 0.0738 0.85 222 1.4281 0.6425 0.0907 0.85 234 -0.0347 0.7711 0.0301 0.85 246 0.7851 0.5962 0.0558 0.85 258 0.0245 0.571 0.03 0.85 270 1.0094 0.52 0.0675 0.95 102 -0.2624 0.7555 0.0339 0.95 114 0.1978 0.6189 0.0323 0.95 246 -0.2212 0.7491 0.0328 0.95 258 0.72 0.5478 0.0526 0.95 270 0.8703 0.635 0.0602