CLAS physics database search results Measurement E151M342 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_UL Data errors Systematic errors degrees 0.55 246 -1.2304 0.5997 0.0819 0.65 126 0.6766 0.6618 0.0515 0.65 138 0.9157 0.7268 0.0641 0.65 222 -0.1841 0.6421 0.0321 0.65 234 0.1669 0.6014 0.0317 0.65 246 1.0848 0.5278 0.0736 0.65 258 0.4716 0.577 0.0419 0.75 114 -0.1191 0.6609 0.0309 0.75 126 0.2748 0.6929 0.0345 0.75 138 0.2782 0.6001 0.0346 0.75 222 -0.0631 0.5645 0.0303 0.75 234 0.7569 0.6128 0.0556 0.75 246 -0.1999 0.4748 0.0325 0.75 258 0.8282 0.4996 0.0594 0.75 270 0.1682 0.5358 0.0318 0.85 126 -0.0012 0.5887 0.03 0.85 138 0.0071 0.632 0.03 0.85 150 0.5366 0.6574 0.0448 0.85 162 -0.4511 0.645 0.041 0.85 234 0.2953 0.6466 0.0351 0.85 246 0.3121 0.4854 0.0357 0.85 258 -1.195 0.4184 0.0798 0.85 270 0.1595 0.525 0.0316 0.85 282 0.4833 0.4912 0.0424 0.95 90 -0.2469 0.5719 0.0337 0.95 234 1.0134 0.5735 0.0696 0.95 258 -0.0609 0.5432 0.0302 0.95 270 0.0852 0.4526 0.0305 0.95 282 -0.0684 0.5173 0.0303 0.55 258 -0.6537 0.7052 0.0495 0.65 114 0.5266 1.3388 0.0437 0.65 126 -0.7196 0.8059 0.0527 0.65 138 -0.0217 1.0964 0.03 0.65 234 -0.7518 0.5995 0.0543 0.65 246 -0.8015 0.5817 0.0568 0.65 258 -0.6132 0.5637 0.0476 0.75 126 0.2611 0.9481 0.0339 0.75 138 -0.1967 0.9287 0.0323 0.75 222 -0.2449 0.8446 0.0334 0.75 234 -0.5678 0.606 0.0455 0.75 246 -0.8839 0.4981 0.0611 0.75 258 -0.3873 0.6557 0.038 0.75 270 1.4279 1.0655 0.0911 0.85 102 -0.952 0.8039 0.0647 0.85 114 -0.8087 0.7563 0.0572 0.85 126 -1.3299 0.6099 0.0855 0.85 138 0.9619 1.246 0.0652 0.85 222 0.2266 0.973 0.033 0.85 234 0.5959 0.9434 0.0468 0.85 246 1.5217 0.9711 0.0964 0.85 258 -0.5513 0.5409 0.0447 0.85 270 -0.5699 0.5347 0.0456 0.85 282 1.4964 0.9613 0.095 0.95 90 1.84 1.1724 0.1148 0.95 102 0.3368 0.9229 0.0362 0.95 114 -0.5776 0.7527 0.0459 0.95 234 0.7399 0.9927 0.0537 0.95 258 -0.9958 0.4083 0.0671 0.95 270 -0.4096 0.598 0.0388 0.95 282 0.839 0.9304 0.0588