CLAS physics database search results Measurement E8M47 E89-038 CLAS experiment V. Burkert, R. Minehart 1999 theta_pi phi_pi dsigma/dOmega Data errors Systematic errors deg deg mcbn/sterad mcbn/sterad mcbn/sterad 22.5 195 3.462 0.6397 0.284 37.5 75 5.125 1.261 0.4728 37.5 285 3.899 0.9433 0.4386 52.5 75 2.787 0.7493 0.7092 52.5 285 4.084 1.679 0.7245 67.5 45 1.255 0.3976 0.1483 67.5 165 1.368 0.5225 0.1494 67.5 195 1.003 0.2446 0.143 67.5 225 1.465 0.5321 0.1584 67.5 315 1.14 0.2714 0.1419 82.5 105 2.263 0.8934 0.277 82.5 135 0.6866 0.1598 0.2537 82.5 165 1.068 0.3181 0.2568 82.5 195 0.7825 0.1469 0.2529 82.5 255 1.746 0.7145 0.2643 97.5 45 1.455 0.4895 0.3375 97.5 75 2.302 0.5946 0.3484 97.5 105 2.186 0.6516 0.346 97.5 135 1.022 0.1301 0.3319 97.5 255 2.004 0.4411 0.354 97.5 285 1.534 0.3573 0.3387 97.5 315 1.976 0.8871 0.3489 112.5 105 2.635 1.065 0.113 112.5 255 1.457 0.1879 0.3895 112.5 285 1.628 0.5784 0.3888 127.5 105 1.491 0.5345 0.08686 142.5 75 1.134 0.4237 0.06582