SetDesc: "The PDF4LHC21 Hessian 40 set, 3-loop QCD, alphas(MZ)=0.118, large-x positivity. 1+40 symmetric eigenvector sets at alphas(MZ)=0.118; 41 and 42: alphas(MZ)=0.117 and 0.119" SetIndex: 93300 Authors: The PDF4LHC Working Group Reference: arXiv:2203.xxxxxx Format: lhagrid1 DataVersion: 1 NumMembers: 43 Particle: 2212 Flavors: [-5, -4, -3, -2, -1, 1, 2, 3, 4, 5, 21] OrderQCD: 2 FlavorScheme: variable NumFlavors: 5 ErrorType: symmhessian+as XMin: 0.101563E-05 XMax: 0.100000E+01 QMin: 0.140010E+01 QMax: 0.100000E+06 MZ: 0.911870E+02 MUp: 0 MDown: 0 MStrange: 0 MCharm: 0.140000E+01 MBottom: 0.475000E+01 MTop: 0.100000E+08 AlphaS_MZ: 0.118000E+00 AlphaS_OrderQCD: 2 AlphaS_Type: ipol AlphaS_Qs: [ 0.140010E+01, 0.140375E+01, 0.159702E+01, 0.182674E+01, 0.210334E+01, 0.243864E+01, 0.284796E+01, 0.335137E+01, 0.397532E+01, 0.475500E+01, 0.577215E+01, 0.707572E+01, 0.876319E+01, 0.109707E+02, 0.138906E+02, 0.177979E+02, 0.230905E+02, 0.303521E+02, 0.404498E+02, 0.546914E+02, 0.750774E+02, 0.104717E+03, 0.148522E+03, 0.214385E+03, 0.315217E+03, 0.472542E+03, 0.722951E+03, 0.112996E+04, 0.180617E+04, 0.295593E+04, 0.495886E+04, 0.853814E+04, 0.151079E+05, 0.275107E+05, 0.516275E+05, 0.100000E+06] AlphaS_Vals: [ 0.362736E+00, 0.362183E+00, 0.336944E+00, 0.314430E+00, 0.294069E+00, 0.275557E+00, 0.258648E+00, 0.243140E+00, 0.228866E+00, 0.215990E+00, 0.204588E+00, 0.193886E+00, 0.183830E+00, 0.174369E+00, 0.165459E+00, 0.157061E+00, 0.149137E+00, 0.141655E+00, 0.134585E+00, 0.127899E+00, 0.121574E+00, 0.115585E+00, 0.109912E+00, 0.104536E+00, 0.994392E-01, 0.946044E-01, 0.900167E-01, 0.856619E-01, 0.815268E-01, 0.775992E-01, 0.738676E-01, 0.703214E-01, 0.669504E-01, 0.637455E-01, 0.606977E-01, 0.577989E-01]