Chemical Cartography with APOGEE: Mapping Disk Populations with a Two-Process Model and Residual Abundances

David H. Weinberg, Jon A. Holtzman, Jennifer A. Johnson +33

We apply a novel statistical analysis to measurements of 16 elemental abundances in 34,410 Milky Way disk stars from the final data release (DR17) of APOGEE-2. Building on recent w…