CLAS physics database search results Measurement E151M1164 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_UL Stat. error Syst. error degrees 0.65 54 0.1008 0.9325 0.0309 0.65 114 -0.4913 0.8014 0.0468 0.65 186 -0.6118 0.8818 0.0538 0.65 198 0.3375 0.9313 0.0388 0.65 222 1.2324 1.0837 0.0949 0.65 282 -0.2316 0.6952 0.0344 0.65 294 -0.8601 0.7666 0.0697 0.75 102 -0.3865 0.7881 0.0412 0.75 186 -1.0028 0.7741 0.0792 0.75 198 -0.1481 0.8003 0.0319 0.75 210 -0.4232 0.7263 0.0431 0.75 222 0.1478 0.856 0.0319 0.75 234 0.7386 0.8906 0.0618 0.75 270 0.348 0.8129 0.0393 0.75 282 -1.1721 0.5557 0.0908 0.75 294 0.1703 0.8731 0.0325 0.85 90 1.0447 0.7618 0.082 0.85 102 -0.242 0.5632 0.0348 0.85 114 -0.3219 0.5884 0.0381 0.85 126 -0.4502 0.8408 0.0445 0.85 174 -2.0316 0.5727 0.1515 0.85 186 -0.4985 0.7205 0.0472 0.85 198 -0.0736 0.6569 0.0305 0.85 210 -0.3079 0.6625 0.0375 0.85 222 -0.2746 0.6116 0.0361 0.85 234 1.1699 0.9488 0.0906 0.85 246 1.454 0.8573 0.1104 0.95 198 0.4656 0.9028 0.0454 0.95 210 0.1563 0.6961 0.0321 0.95 222 0.6409 0.8134 0.0556 0.95 234 -0.143 0.7834 0.0318