Tutorials¶ Beginner¶ This is a thumbnail gallery: Getting Started Working with all spectral orders Deblazing HPF spectra Refined HPF sky subtraction Intermediate¶ This is a thumbnail gallery: How specutils and muler propagate uncertainty Combining misaligned spectra, with error propagation Masking and flattening a spectrum Flattening with a Savitzky-Golay filter Advanced¶ This is a thumbnail gallery: Telluric correction with muler and gollum Masking and flattening HPF data with TelFit and Gaussian Processes HPF Observations of completely blank sky Advanced Spectrum List Patterns and Workarounds Download IGRINS data from Google Drive Download IGRINS data from Box