Codebase used to create the FESSTVaL and LIAISE datasets (see sidebar for references), and figures for the publication currently undergoing peer review. Pre-print at https://arxiv.org/abs/2307.06980. Uploaded for Open Science standards to accompany public datasets and scientific publications. Includes the raw dataset of Falkenberg suntracker required for broadband calibration of FESSTVaL data. Data owned by Stefan Wacker (DWD), uploaded with permission. Includes video of animated measurement for June 27 at FESSTVaL in case Vimeo is inaccessible: https://vimeo.com/827602111?share=copy Includes some input files for publication figures. Radiances.nc for cosine-and-spectrum-bias, and diffuse fractions for a preprocessed version ready to plot for the diffuse fraction PDF based on BSRN data.