CLAS physics database search results Measurement E151M876 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_UL Stat. error Syst. error degrees 0.55 126 0.2429 0.7424 0.034 0.55 270 0.5182 0.687 0.0453 0.55 282 -0.0191 0.734 0.03 0.65 102 -0.2753 0.7284 0.035 0.65 114 -0.9918 0.5301 0.0717 0.65 126 -0.3843 0.7488 0.0392 0.65 222 1.2306 0.9222 0.0861 0.65 246 0.1267 0.8183 0.0311 0.75 114 -0.0246 0.8002 0.03 0.75 126 -0.79 0.7435 0.0599 0.75 138 -1.4466 0.6347 0.0996 0.75 222 1.0566 0.8483 0.0755 0.75 234 -0.2592 0.8019 0.0345 0.75 294 -0.4232 0.6587 0.0409 0.85 90 -1.2629 0.5351 0.0881 0.85 102 -0.3963 0.6521 0.0397 0.85 210 0.0799 0.8733 0.0305 0.85 222 -0.2922 0.659 0.0356 0.85 234 0.6468 0.8382 0.052 0.85 246 -0.7593 0.724 0.0582 0.85 282 1.2276 0.8742 0.086 0.95 234 0.3589 1.239 0.0381 0.95 246 -0.2352 1.3611 0.0337 0.45 282 0.0548 0.6698 0.0304 0.55 114 -0.0895 0.8464 0.0311 0.55 126 0.471 0.8887 0.0528 0.55 258 0.2369 0.7362 0.0371 0.55 270 -0.4859 0.621 0.054 0.65 126 -1.0614 0.6959 0.1025 0.65 138 0.5753 0.8863 0.061 0.65 222 0.1602 0.7263 0.0334 0.75 102 -0.1306 0.8976 0.0323 0.75 114 0.1337 0.765 0.0324 0.75 126 -0.5586 0.7656 0.0596 0.75 210 0.8275 0.8248 0.0821 0.75 222 0.7871 0.8615 0.0786 0.75 234 0.603 0.8005 0.0632 0.75 282 0.0549 0.6304 0.0304 0.75 294 -0.4406 0.691 0.0505 0.85 90 0.0214 0.9737 0.0301 0.85 210 1.8331 0.9213 0.1718 0.85 222 0.0148 0.8169 0.03 0.85 234 0.1056 0.8009 0.0315 0.95 210 2.2772 2.7195 0.2123 0.95 222 -1.5835 2.3034 0.1492 0.95 246 -0.9479 2.2182 0.0925