NOAA-20 VIIRS On-Board Calibartion Product Data, version 2
The VIIRS Geolocation Onboard Calibrator (OBC)-IP file contains solar diffuser  observations, the associated gain state and HAM side information, and all  engineering and housekeeping data, including unscaled data from the Solar  Diffuser Stability Monitor (SDSM)/VIIRS Earth View Radiometric Calibration Unit  and the …