CLAS physics database search results Measurement E62M511 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi-) dsigma/dpsi_pim Data errors deg mcbn/rad mcbn/rad 36 4.2384272 0.29571813 108 5.6865525 0.44504836 180 5.0850754 0.53918576 251.99998 5.1309552 0.34398511 324 5.0272827 0.37126946