arxiv ref: 1802.03398Title: Precision determination of the strong coupling constant within a global PDF analysisAuthors: R.D.Ball, S. Carrazza, L. Del Debbio, S. Forte, Z. Kassabov, J. Rojo, E. Slade, M. UbialiNode: DFTTOESRs: ESR13Supervisor: ForteWork Packages: WP3: ToolsMilestones: M3.3.3 Improved PDFs using LHC dataM3.3.4 Consistent PDF fits at NNLO