CLAS physics database search results Measurement E195M98 CLAS12 RG-K Daniel S. Carman 2022 W P'_z' Data errors Systematic errors GeV 1.64 -0.02503 0.04615 0.01491 1.72 0.04958 0.02992 0.01519 1.8 0.04239 0.0324 0.01845 1.88 0.03731 0.03622 0.02572 1.96 -0.02653 0.0462 0.03146 2.04 -0.01339 0.06107 0.03631 2.12 0.05053 0.08317 0.04262 2.2 0.18477 0.10458 0.04394 2.28 -0.15149 0.17265 0.05538 2.36 0.21874 0.22692 0.06006