#DATA_DATES: 2002/05/30 17:03:00 --- to --- 2002/06/30 20:12:00
 #LON_RANGE:  25.58 W --- to ---  21.04 E
 #LAT_RANGE:  57.74 N --- to ---  78.82 N
 #DEPTH_RANGE:     17 --- to --- 521 m
 #SAC_CRUISE_ID: 00991 
 #PLATFORM_NAME: R/V Knorr
 #PRINCIPAL_INVESTIGATOR_NAME: William Smethie 
 #PI_INSTITUTION: Columbia Univ, LDEO
 #PI_COUNTRY: USA
 #PROJECT: Collaborative Research: The Nordic seas: water masses, circulation, 
           and connection between the Atlantic and Arctic oceans
 #CRUISE_NAME: KN166 Leg 11
 #PORTS: Reykjavik, Iceland - Goteborg, Sweden
 #GEOGRAPHIC_REGION: North Atlantic
 #PROCESSED_BY: Woods Hole Oceanographic Institution
 #NAVIGATION: GPS
 #QUALITY_NAV: <good>
 #GENERAL_INFORMATION: 
CRUISE NOTES
  CHIEF SCIENTIST ON SHIP       : William Smethie
    INSTITUTE                   : Columbia Univ, LDEO
    COUNTRY                     : USA
  SIGNIFICANT DATA GAPS         :
  SPECIAL SHIP TRACK PATTERNS   : mostly zonal sections
  COMMENTS                      :

ADCP INSTRUMENTATION
    MANUFACTURER                : RD Instruments
    HARDWARE MODEL              : RD-VM150 narrowband
    TRANSDUCER CONFIGURATION    : JANUS CONCAVE
    TRANSDUCER BEAM ANGLE       : 30 deg
    COMMENTS                    :
 
ADCP INSTALLATION
    METHOD/DESCRIPTION OF THE
      ATTACHMENT TO THE HULL    : Through a transducer well on bottom of ship. Fixed
                                  using a tophat assembly.
    LOCATION/DEPTH ON HULL      : ~ 5 meter
    REPEATABLE ATTACHMENT       : YES
    DATE OF MOST RECENT ATTACH. :
    ACOUSTIC WINDOW             : NO
    COMMENTS                    :
 
ADCP INSTRUMENT CONFIGURATION
<these are normally documented automatically and are part of Codas database>
    DEPTH RANGE                 : 17 --- to --- 409
    BIN LENGTH                  : 8 m
    NUMBER OF BINS              : 50
    TRANSMIT PULSE LENGTH       : 8 m
    BLANKING INTERVAL           : 4 m
    ENSEMBLE AVERAGING INTERVAL : 300 s
    SOUND SPEED CALCULATION     : CONSTANT = 1500 m/s
    BOTTOM TRACKING             : YES
    DIRECT COMMANDS             : 
    COMMENTS                    :
    
ADCP DATA ACQUISITION SYSTEM
    SOFTWARE DEVELOPERS         : RDI
    SOFTWARE VERSIONS           : DAS 2.48
    DATA LOGGER, MAKE/MODEL     : 
    ADCP/LOGGER COMMUNICATION   : HPIB
    USER BUFFER VERSION         : UE3.EXE
    CLOCK                       : PC Clock, reset if drift > 2 sec from GPS
    COMMENTS                    :
 
SHIP HEADING
    INSTRUMENT MAKE/MODEL       : Sperry gyro
    SYNCHRO OR STEPPER          :
    SYNCHRO RATIO               :
    COMPENSATION APPLIED        :
    GPS ATTITUDE SYSTEM         : YES: Ashtech 3DF
       LOCATION OF ANTENNAS     : 
       
ANCILLARY MEASUREMENTS
   SURFACE TEMP AND SALINITY    : thermistor at transducer, TSG
   PITCH/ROLL MEASUREMENTS      : none
   HYDRO CAST MEASUREMENTS      : yes
   BIOMASS DETERMINATION        : no
      DATE OF LAST CALIBRATION  :
      CALIBRATION COEFFICIENTS  :
   COMMENTS                     :

NAVIGATION
   TRANSIT                      : < NO > < YES >
      MAKE/MODEL                :
      LOGGED WITH ADCP DATA     : < NO > < YES - USER BUFFER TYPE >
      COMMENTS                  :
   GPS                          : YES
      MAKE/MODEL                : Magnavox 4200 portable differential GPS
      SELECTIVE AVAILABILITY    : NO
      P-CODE                    : NO
      DIFFERENTIAL              : YES
      SAMPLE INTERVAL           : 1/s
      LOCATION OF ANTENNA
        RELATIVE TO TRANSDUCER  :
      TIME OBTAINED RELATIVE TO
        START/END OF ENSEMBLE   : start and end
      AVERAGING/EDITING APPLIED : Average of end of present ensemble
                                  and start of next ensemble
      LOGGED WITH ADCP DATA     : YES - UE3.EXE
      LOGGED INDEPENDENTLY      : YES - 1/s
      COMMENTS                  :
   OTHER                        :

ADCP DATA PROCESSING/EDITING
    PERSONNEL IN CHARGE         : Frank Bahr/Daniel Torres
    SOUND SPEED CORRECTIONS     : yes
    DATE OF PROCESSING          : June, 2002
    NOTABLE SCATTERING LAYERS   : 
    COMMENTS                    :

CALIBRATION
    GYROCOMPASS CORRECTION      : YES - profile to profile with Ashtech correction
                                  Ashtech heading model during dropouts
    BOTTOM TRACK METHOD         : YES
       AMOUNT OF TIME AVAILABLE : 149.77 - 151.41
       TOTAL No. CALIBRATION PTS: 473/450 inedited/edited
       TIME VARIANT             :
         AMPLITUDE              :  0.999
         PHASE                  : -0.1470
       COMMENT                  : mean
    WATER TRACK METHOD          : YES
       REFERENCE LEVELS USED    :
       TIME SLIP APPLIED        : NO
       TOTAL No. CALIBRATION PTS: 321
       TOTAL No. AFTER EDITING  : 310
       COMMENT                  :
    FINAL SELECTION             : AMPLITUDE= 1.0023      PHASE= -0.14
    AGREEMENT WITH PREVIOUS
      CRUISES                   :
    COMMENTS                    :
 
NAVIGATION CALCULATION
    NAVIGATION USED             : GPS
    REFERENCE LAYER DEPTH RANGE : bins 4 - 15 
    FILTERING METHOD FOR
      SMOOTHING REFERENCE LAYER
      VELOCITY (FORM/WIDTH)     : 0.0104333 (15 min)
    FINALIZED SHIP VEL/POSITIONS
      STORED IN DATABASE        : YES
    COMMENTS                    :

QUALITY ASSESSMENT
    ON-STATION VS. UNDERWAY     : good
    VECTOR, CONTOUR, STICK PLOTS: good
    COMMENTS                    :

REFERENCES (DATA REPORTS,ETC)   : good data quality