CLAS physics database search results Measurement E151M1851 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.25 66 -0.7736 0.9063 0.0557 0.35 66 -0.0185 0.8486 0.03 0.35 78 0.0943 0.8509 0.0305 0.35 282 -0.8541 0.7389 0.0598 0.35 294 -0.8951 0.7111 0.062 0.45 78 0.5776 0.7484 0.0461 0.45 90 -0.4901 0.9208 0.0422 0.45 270 0.6133 0.7097 0.0478 0.45 282 -0.587 0.7866 0.0465 0.45 294 -0.2093 0.7861 0.0326 0.55 102 -0.4486 0.9782 0.0405 0.55 114 0.6927 0.769 0.0516 0.55 222 1.1883 0.8086 0.078 0.55 234 -0.3096 0.7965 0.0354 0.55 246 0.8186 0.8279 0.058 0.55 258 1.1058 0.8339 0.0734 0.55 270 -1.5093 0.6767 0.0963 0.55 282 -2.3475 2.3475 0.1454 0.65 66 -0.4486 0.8934 0.0405 0.65 78 1.9841 0.725 0.1239 0.65 102 0.1051 0.8682 0.0307 0.65 114 0.6823 0.6908 0.0511 0.65 126 -0.573 0.7662 0.0459 0.65 138 -0.7363 0.7122 0.0538 0.65 210 -0.6392 0.872 0.049 0.65 222 0.9337 0.6409 0.064 0.65 234 0.9496 0.6342 0.0649 0.65 294 -0.2474 0.6282 0.0335 0.65 306 -0.3273 0.8251 0.036 0.75 66 -0.4415 0.9057 0.0402 0.75 102 -1.0583 0.6726 0.0708 0.75 114 -0.9472 0.655 0.0648 0.75 126 -0.6027 0.6471 0.0473 0.75 138 -0.0407 0.638 0.0301 0.75 210 0.4604 0.8704 0.041 0.75 222 -0.692 0.639 0.0516 0.75 234 -0.2246 0.6055 0.0329 0.75 246 0.0777 0.6889 0.0304 0.75 282 1.0872 0.7457 0.0724 0.75 294 0.1614 0.8082 0.0316 0.85 90 0.2475 0.7503 0.0335 0.85 102 -1.1609 0.7083 0.0765 0.85 210 -0.3417 0.6496 0.0365 0.85 222 0.1514 0.6401 0.0314 0.85 234 -0.0773 0.6172 0.0304 0.85 246 0.3077 0.6361 0.0353 0.85 258 0.3066 0.7227 0.0353 0.95 114 0.4599 0.7406 0.0409 0.95 222 -0.8422 0.6609 0.0592 0.95 234 -0.6715 0.5243 0.0506 0.95 246 0.838 0.5723 0.059 0.95 258 -0.5819 0.7249 0.0463