Test prepared on 2026-04-01 of PRISM scene off of South Africa collected as part of the BioSCape campaign (fid prm20231108t133822)

Test data includes LOC, OBS, and RDN averaged over 3x3 pix for the ocean surface (one pixel cube).

The field_data.txt file contains a single spectra published as part of the SeaBASS database (https://seabass.gsfc.nasa.gov/experiment/BIOSCAPE_COASTAL_CARBON)