CLAS physics database search results Measurement E213M251 E1-6, 2025 R.W. Gothe, A. Trivedi 2001 M(pi+,pi-) dsigma/dM(pip pim) Stat. error Syst. error Total error GeV mcb/GeV mcb/GeV mcb/GeV mcb/GeV 0.297268 3.8261 0.3271 0.7835 1.1106 0.333525 13.838 0.9003 2.3756 3.3629 0.369781 15.3203 0.9729 2.6037 2.7795 0.406037 16.1514 0.9658 2.6813 2.8499 0.442294 18.1105 1.0973 2.8707 3.0733 0.47855 18.8403 1.0823 2.9663 3.1576 0.514806 17.7182 0.932 2.7903 2.9418 0.551062 19.3898 0.9388 2.8322 2.9837 0.587319 19.0054 0.9307 2.9157 3.0607 0.623575 20.5762 1.0385 2.4443 2.6557 0.659831 18.9129 0.7887 1.7885 1.9547 0.696087 18.5292 0.8787 1.6758 2.3791 0.732344 11.3695 0.4663 1.0403 1.4755 0.7686 0.1091 0.0122 0.0538 0.0552