CLAS physics database search results Measurement E151M1864 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_LL Stat. error Syst. error degrees 0.25 282 0.3233 0.8743 0.0358 0.35 78 -1.5309 0.7819 0.0975 0.35 270 0.2279 0.919 0.033 0.35 282 -0.7643 0.9157 0.0552 0.45 66 -0.3532 0.8288 0.0369 0.45 78 -0.0746 0.8239 0.0303 0.45 138 -1.4623 0.8235 0.0936 0.45 258 -2.0412 0.6841 0.1273 0.45 270 -0.8135 0.7172 0.0577 0.45 282 0.178 0.6631 0.0319 0.45 294 0.1451 0.796 0.0313 0.55 78 0.6027 0.8867 0.0473 0.55 90 -0.1396 0.9706 0.0312 0.55 114 0.7978 0.8576 0.0569 0.55 210 -0.5945 0.8181 0.0469 0.55 222 -0.5377 0.7372 0.0443 0.55 234 0.6589 0.7378 0.0499 0.55 258 1.7707 0.7374 0.1114 0.55 270 -0.4044 0.688 0.0387 0.55 282 0.344 0.641 0.0365 0.65 102 0.2219 0.812 0.0329 0.65 114 -0.2716 0.8116 0.0342 0.65 126 -0.1228 0.7021 0.0309 0.65 150 -1.0904 0.8162 0.0726 0.65 198 0.5063 0.8338 0.0429 0.65 210 -0.4456 0.7898 0.0404 0.65 222 0.7946 0.7907 0.0567 0.65 234 0.9568 0.6884 0.0653 0.65 270 -1.6699 0.7706 0.1055 0.65 282 0.0721 0.9024 0.0303 0.65 294 0.0153 0.9396 0.03 0.75 66 -0.0825 0.7961 0.0304 0.75 114 0.1947 0.8082 0.0322 0.75 126 0.6757 0.6737 0.0508 0.75 138 1.065 0.7628 0.0712 0.75 150 1.27 0.9393 0.0826 0.75 198 0.3922 0.9046 0.0383 0.75 210 -0.7132 0.8033 0.0526 0.75 222 -0.2183 0.5612 0.0328 0.75 234 -0.0138 0.6571 0.03 0.75 246 0.6562 0.7953 0.0498 0.75 270 -0.0753 0.8135 0.0303 0.75 282 -0.1582 0.6651 0.0315 0.75 294 1.2535 0.6946 0.0817 0.85 102 -1.487 0.752 0.095 0.85 114 -0.4407 0.7923 0.0402 0.85 138 1.4349 0.7388 0.092 0.85 198 -0.0498 0.9661 0.0302 0.85 210 -1.1378 0.627 0.0752 0.85 222 -0.6376 0.6389 0.0489 0.85 234 0.5079 0.6602 0.043 0.85 246 -0.5882 0.5931 0.0466 0.95 114 -1.0482 0.8239 0.0702 0.95 222 -0.1654 0.7515 0.0316 0.95 234 0.5709 0.684 0.0458