CLAS physics database search results Measurement E151M1427 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.45 282 0.5537 0.4251 0.058 0.55 270 -0.3873 0.3718 0.0399 0.55 282 0.1243 0.4231 0.0353 0.65 258 -0.4124 0.3478 0.0644 0.65 270 -0.2628 0.3355 0.0344 0.65 282 0.3764 0.3308 0.0389 0.75 258 0.3527 0.3744 0.0404 0.75 270 0.1414 0.4082 0.0341 0.85 114 -1.8361 1.8361 0.1109 0.85 126 0.9136 0.3684 0.0656 0.85 138 0.5246 0.386 0.0454 0.85 150 -0.089 0.4626 0.0312 0.85 162 -0.0164 0.352 0.0329 0.85 174 0.2909 0.3946 0.0347 0.85 186 -0.2469 0.3582 0.051 0.85 198 -0.3581 0.3813 0.0412 0.85 210 0.2983 0.3798 0.042 0.95 138 -0.2737 0.5477 0.0342 0.95 150 0.265 0.4479 0.0339 0.95 162 0.804 0.5427 0.0568 0.95 174 -0.1425 0.4476 0.0312 0.95 186 -0.3412 0.4744 0.0363 0.95 198 0.4987 0.4647 0.0423 0.85 270 -0.657 0.6384 0.0486 0.95 138 0.8155 0.4903 0.0561 0.95 150 0.5984 0.6613 0.0459 0.95 162 1.4868 1.4868 0.0915 0.95 174 0.2823 0.6338 0.0342 0.95 186 -0.0127 0.5228 0.03 0.95 198 0.0992 0.6646 0.0305