CLAS physics database search results Measurement E151M2242 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.45 90 -1.2334 0.8849 0.0943 0.55 78 0.811 0.855 0.066 0.55 90 -0.7657 0.7359 0.0631 0.55 102 1.6358 0.8568 0.1224 0.65 78 -0.4203 0.7239 0.0428 0.65 90 -1.6622 0.6562 0.1242 0.65 102 0.1353 0.9034 0.0316 0.65 114 -0.4989 0.8051 0.047 0.65 258 -0.0244 0.815 0.0301 0.65 270 0.579 0.9039 0.0516 0.75 54 0.2294 0.7426 0.0343 0.75 78 0.1577 0.6893 0.0321 0.75 90 1.566 0.7137 0.1174 0.75 102 0.6791 0.7948 0.0577 0.75 114 1.8217 0.9344 0.1355 0.75 126 1.4142 1.0047 0.1068 0.75 234 1.477 0.7082 0.1112 0.75 246 0.4634 0.7547 0.045 0.75 258 0.9079 0.6933 0.0723 0.75 270 0.0272 0.672 0.0301 0.75 282 0.2908 0.7683 0.0367 0.75 294 -0.5637 0.81 0.0507 0.75 306 -0.1555 0.7404 0.032 0.85 42 -1.4023 0.7813 0.106 0.85 90 -0.2138 0.699 0.0338 0.85 102 0.8282 0.6617 0.0671 0.85 210 -0.0268 0.8578 0.0301 0.85 222 0.8273 0.7812 0.0671 0.85 234 0.9398 0.9563 0.0745 0.85 246 -1.6585 0.7298 0.1239 0.85 258 0.8886 0.6354 0.0711 0.85 270 1.4093 0.586 0.1065 0.85 282 -0.7271 0.6579 0.0607 0.85 294 0.6502 0.7587 0.0559 0.85 306 0.6193 0.6148 0.054 0.85 318 0.414 0.6292 0.0424 0.85 330 0.1958 0.6616 0.0332 0.95 102 -0.0922 0.8845 0.0307 0.95 210 -1.2744 0.7917 0.0972 0.95 234 1.3976 0.7903 0.1057 0.95 246 0.3282 0.7114 0.0383 0.95 258 0.3706 0.6303 0.0403 0.95 270 -0.5679 0.787 0.051 0.95 282 1.6575 0.6259 0.1239 0.95 294 0.2901 0.7129 0.0366 0.95 306 0.4771 0.6694 0.0458 0.95 318 1.4241 0.5891 0.1075 0.95 330 -0.0429 0.7192 0.0302