CLAS physics database search results Measurement E1M89 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 M(pi+,pi-) dsigma/dM(pip pim) Data errors Systematic errors GeV mcbn/GeV mcbn/GeV mcbn/GeV 0.28027 4.5551939 1.5941443 0 0.32253 15.429278 4.7465181 0 0.36479 32.464016 12.587756 0 0.40705 27.751438 9.2694578 0 0.44931 46.428146 18.515291 0 0.49156 23.832516 5.0153565 0 0.53382 38.629265 9.5906391 0 0.57608 29.066389 7.0222478 0 0.61834 33.218727 5.2956634 0 0.6606 3.9333 1.2588948 0