Mailbox Radiometer
                              Data format

     %02d%02d%02d%02d%02d%02d %d %f %f %f/n
          yr, mon, day, hr, min, sec, mode, angle, pitch, roll

     %f %f %f %f %f %f %f %f %f/n
          sky[0], nsky[0], bb[0], nbb[0], tbb[0], tau[0], cf[0], tb[0], vapor

     %f %f %f %f %f %f %f %f %f/n
          sky[1], nsky[1], bb[1], nbb[1], tbb[1], tau[1], cf[1], tb[1], liquid 


          yr        year
          mon       Present month in year (1-12)
          day       Present day in month
          hr        Present hour in day (0 - 23)
          min       Present minute in hour (0-59)
          sec       Present second in minute (0-59)
          mode      Instrument mode 00 is fix angle pointing 10 is tip curve calibration
          angle          elevation pointing angle (degrees)
          pitch          radiometer pitch angle (degrees)
          roll      radiometer roll angle (degrees)
          sky[0]         detector voltage 23 Ghz pointing 
          nsky[0]   detector voltage 23 Ghz pointing + noise diode
          bb[0]          detector voltage 23 Ghz black body
          nbb[0]   detector voltage 23 Ghz black body + noise diode
          tbb[0]        temperature of black body (K)
          tau[0]        23 Ghz Tau 
          cf[0]         calibration coefficient 
          tb[0]         23 Ghz Brightness Temperature (K)
          vapor         Integrated vapor (cm)
          sky[1]         detector voltage 31 Ghz pointing 
          nsky[1]   detector voltage 31 Ghz pointing + noise diode
          bb[1]          detector voltage 31 Ghz black body
          nbb[1]   detector voltage 31 Ghz black body + noise diode
          tbb[1]        temperature of black body (K)
          tau[1]        31 Ghz Tau
          cf[1]         calibration coefficient 
          tb[1]         31 Ghz Brightness Temperature (K)
          vapor         Integrated liquid (cm)