File naming convention:

  ha12<approximate depth>.dat

  (ex.  ha12160.dat is the thermister located ~160m)

  12 thermisters were deployed. The 4 at approximately 14, 30, 85 & 100m
  used the older RBR XX-105s while the 8 at approximately 40, 110,
  140, 150, 160, 170, 180 & 190m used the newer TR-1050 thermisters.
  The RBR XX-105s sampled every 12 minutes, while the TR-1050s sampled
  every 10 minutes.

  
File format:

  Column	Item
  
     1		Year
     2		Julian Day
     3		Hour
     4		Temperature (Deg C)