CLAS physics database search results Measurement E169M26 g11 E. Golovach 2005 psi(pi-) dsigma/dpsi_pim Data errors rad mcb/rad mcb/rad 0.224399 15.6783 2.44736 0.673198 15.6002 1.87247 1.122 14.1033 1.35157 1.5708 12.5245 0.852166 2.0196 11.2683 0.544681 2.46839 10.1062 0.661274 2.91719 9.3639 0.974191 3.36599 9.3639 0.974191 3.81479 10.1062 0.661274 4.26359 11.2683 0.544681 4.71239 12.5245 0.852166 5.16119 14.1033 1.35157 5.60999 15.6002 1.87247 6.05879 15.6783 2.44736