AWS ID: 8923B

     SITE NAME: MARTHA
     LOCATION : LAT 78.31 S  LONG 172.50 W  ROSS ICE SHELF 
     HEIGHT   : 42 M  

     DATE ACTIVATED: 1 FEBRUARY 1984
     LAST VISITED  : 1 FEBRUARY 1984

                        SENSORS SERVICED
         SENSOR           PROBLEM           ACTION TAKEN
  AEROVANE(XX-XX-XX)                          INSTALLED
  PRESSURE GAUGE(18058)                       INSTALLED
  TEMP PROBE EXT                              INSTALLED
  TEMP PROBE INT                              INSTALLED
  HUMIDITY PROBE                                NONE 
  DELTA-T PROBE                                 NONE

                        FIELD CALIBRATION
           CALIBRATION                       DIFFERENCE
   VARIABLE    AWS    MEASURED      AS 83/84  AS 82/83  AS 81/82

   PRESSURE  993.8    993.7 MB        -.1 MB     -         -
   TEMP EXT     -        -             -         -         -
   TEMP INT     -        -             -         -         -
   WIND SPD     -        -             -         -         -
   WIND DIR    64       60 DEG        -4 DEG     -         -

                     LABORATORY CALIBRATION
           CALIBRATION                      DIFFERENCE
   VARIABLE    AWS    MEASURED      AS 83/84  AS 82/83  AS 81/82

   PRESSURE  995.2    994.6 MB        -.6 MB     -         -
   TEMP EXT     .12     0.0  C        -.12 C     -         -
   TEMP INT     .12     0.0  C        -.12 C     -         -
   WIND SPD     .248 M/S/BIT          CAL        -         -
   WIND DIR    OK     N-E-S-W-N       CAL        -         - 
   HUMIDITY     -        -             -         -         -
   DELTA  T     -        -             -         -         -

   COMMENTS:  AWS 8923B WAS PLACED IN OPERATION BY JAY ARDAI.  IT WILL SUPPORT OCEAN CURRENT STUDIES IN THAT REGION.