CLAS physics database search results Measurement E151M1541 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.35 30 -0.775 0.8303 0.0553 0.55 234 -0.5678 0.8173 0.0454 0.55 246 0.5725 0.7328 0.0456 0.55 258 0.5748 0.6804 0.0457 0.65 126 0.1184 0.7746 0.0308 0.65 138 -0.0312 0.803 0.0301 0.65 150 1.7647 0.8116 0.1099 0.65 222 -0.3414 0.7463 0.0363 0.65 234 -0.6549 0.6814 0.0494 0.65 246 -0.1012 0.5492 0.0306 0.65 258 0.4859 0.6306 0.0418 0.75 114 0.4489 0.7745 0.0403 0.75 126 0.6101 0.6022 0.0473 0.75 138 -0.174 0.7858 0.0318 0.75 150 -0.5459 0.6925 0.0444 0.75 222 1.2859 0.7055 0.0827 0.75 234 -0.0252 0.6719 0.03 0.75 246 -0.2608 0.6441 0.0338 0.75 258 -0.295 0.5017 0.0348 0.75 270 -0.5676 0.7776 0.0454 0.85 114 0.6624 0.7968 0.0498 0.85 126 0.2263 0.6176 0.0329 0.85 138 -0.5379 0.6966 0.044 0.85 150 0.4505 0.8484 0.0404 0.85 162 -0.3433 0.8472 0.0364 0.85 174 -1.642 0.8491 0.1029 0.85 222 -0.3359 0.8226 0.0361 0.85 234 0.8034 0.5684 0.0567 0.85 246 -0.1942 0.5405 0.0322 0.85 258 1.2069 0.4974 0.0783 0.85 270 -0.2273 0.6242 0.0329 0.85 282 -0.2691 0.7366 0.0341 0.95 102 0.7989 0.6623 0.0565 0.95 114 0.2031 0.7137 0.0324 0.95 126 -0.0648 0.6947 0.0302 0.95 234 0.0786 0.638 0.0304 0.95 246 0.1689 0.729 0.0317 0.95 258 0.3856 0.5406 0.0379 0.95 270 -0.049 0.5355 0.0301 0.15 42 0.1115 1.3216 0.0307 0.35 30 -2.1823 0.7084 0.1304 0.55 234 -1.9846 0.607 0.1192 0.55 246 1.3423 0.8525 0.0836 0.55 258 1.8916 0.6627 0.114 0.65 126 -0.0242 0.9444 0.03 0.65 150 0.7446 1.1204 0.0527 0.65 210 1.7262 0.6779 0.1048 0.65 222 -0.8727 0.8588 0.059 0.65 234 0.705 0.7609 0.0508 0.65 246 0.4981 0.5932 0.0417 0.65 258 1.7794 0.519 0.1077 0.75 114 1.56 0.7564 0.0955 0.75 126 -0.4475 0.9851 0.0397 0.75 138 1.8106 0.7936 0.1095 0.75 150 0.2818 1.0623 0.0342 0.75 222 0.5337 0.9358 0.0432 0.75 234 0.7317 0.7787 0.0521 0.75 246 -0.8181 0.6423 0.0562 0.75 258 0.1652 0.674 0.0315 0.75 270 0.0499 0.9816 0.0301 0.85 114 0.519 1.0631 0.0426 0.85 126 1.3949 0.748 0.0865 0.85 138 1.084 0.7865 0.0698 0.85 150 -0.7949 1.2667 0.0551 0.85 162 1.9614 0.9978 0.1179 0.85 222 0.0682 1.0901 0.0303 0.85 234 0.0201 0.6866 0.03 0.85 246 -0.5434 0.6501 0.0436 0.85 258 1.8899 0.4065 0.1139 0.85 270 1.3833 0.6523 0.0859 0.95 102 0.9593 0.7632 0.0633 0.95 114 0.8907 0.9109 0.0599 0.95 234 2.394 2.394 0.1424 0.95 246 0.094 0.7534 0.0305 0.95 258 1.4042 0.4647 0.087 0.95 270 1.3186 0.5761 0.0823