CLAS physics database search results Measurement E1M490 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 theta(pi-) dsigma/d(−cos(theta_pim)) Data errors Systematic errors dimensionless mcbn/rad mcbn/rad mcbn/rad 9 19.558044 1.6898896 0 27 21.388706 1.3932576 0 45 17.413124 0.75439411 0 63 15.09628 0.79898828 0 81 12.843718 0.63363391 0 98.99999 12.857007 1.1608919 0 117 11.12877 0.96722895 0 135 13.15678 1.0239608 0 153 14.715611 1.480723 0 171 16.02574 2.0106351 0