Calibrations from doy 301, 1987 were used to calibrate:
   doy 301
   doy 302
   doy 303
   doy 304

Calibrations from doy 305, 1987 were used to calibrate:
   doy 305
   doy 306
   doy 308

There were changes between doy 301 and 302 in the east.

Cathy (6/27/95)