This is a python code (python/usno) that processes the large table file from a ubc01 run and creates a CDFP file.

 
% usno_00.py UBC01_usnob.asc > usno_all.cdfp  

The CDFP file produced above can be be used to make a regions for overplotting in ds9+xpa with the cdfp2reg script.