Records observation start and end times for ENG, MTL, MSC, SMS, and SUB, archive classes C*23 The name given to describe a group of files. C*3 The classification used to archive the data. C*20 The latest file date associated with the dataset. C*13 Corrected spacecraft time for first minor frame in the file. (UTC rounded to the nearest second, in the format YYYYDDDHHMMSS). C*13 Corrected spacecraft time for last minor frame in the file. (UTC rounded to the nearest second, in the format YYYYDDDHHMMSS). C*13 Time file generated at PASS. C*8 PDB tape ID number. C*8 AEDP environment tape name. C*13 Replan start time (UTC rounded to the nearest second, in the format YYYYDDDHHMMSS). FILTIM_TYPE OPUS unique clustered