#DATA_DATES: 2003/12/18 23:57:00 --- to --- 2003/12/22 21:02:00 #LON_RANGE: 158.33 W --- to --- 157.71 W #LAT_RANGE: 21.25 N --- to --- 22.85 N #DEPTH_RANGE: 36 --- to --- 624 m #SAC_CRUISE_ID: 00828 #PLATFORM_NAME: R/V Kilo Moana #PRINCIPAL_INVESTIGATOR_NAME: E.Firing,J.Hummon,D.Karl,R.Lukas #PI_INSTITUTION: University of Hawaii at Manoa #PI_COUNTRY: USA #PROJECT: Hawaii Ocean Time-series (JGOFS, WOCE (time-series)) #CRUISE_NAME: ship_tag=KM0325:os38bb woce_tag=PRS02,HOT154 EXPOCODE=33KB154_1 #PORTS: Honolulu to Honolulu #GEOGRAPHIC_REGION: Hawaiian Islands, North Central Pacific #PROCESSED_BY: University of Hawaii at Manoa #NAVIGATION: GPS #QUALITY_NAV: excellent #GENERAL_INFORMATION: CRUISE NOTES CHIEF SCIENTIST ON SHIP : F. SANTIAGO-MANDUJANO INSTITUTE : University of Hawaii at Manoa COUNTRY : USA SIGNIFICANT DATA GAPS : SPECIAL SHIP TRACK PATTERNS : COMMENTS : This is the ADCP data from Broadband mode ADCP INSTRUMENTATION MANUFACTURER : RD Instruments (RDI) HARDWARE MODEL : Ocean Surveyer 38 SERIAL NUMBERS : FIRMWARE VERSION : TRANSMIT FREQUENCY : 38kHz ACOUSTIC BEAM WIDTH : TRANSDUCER BEAM ANGLE : 30 degrees COMMENTS : ADCP INSTALLATION METHOD/DESCRIPTION OF THE ATTACHMENT TO THE HULL : The 38kHz Ocean Surveyor is mounted in the starboard hull. The 300kHz WorkHorse is mounted in the port hull LOCATION/DEPTH ON HULL : nominally 7m REPEATABLE ATTACHMENT : yes for OS38 and WH300 DATE OF MOST RECENT ATTACH. : OS38: installed Dec, 2003 WH300: installed March, 2005 ACOUSTIC WINDOW : OS38 is behind a window; No window for the WH300 COMMENTS : ADCP INSTRUMENT CONFIGURATION: DEPTH RANGE : 36 to 624 m BIN LENGTH : 12 m NUMBER OF BINS : 50 TRANSMIT PULSE LENGTH : 13 m BLANKING INTERVAL : 16 m ENSEMBLE AVERAGING INTERVAL : 300 s SOUND SPEED CALCULATION : function of temp at transducer BOTTOM TRACKING : yes, from and to port DIRECT COMMANDS : COMMENTS : Broadband mode Broadband and narrowband pinging modes are interleaved during data acquisition. Both datasets are available for HOT154. The broadband (HOT154, SACID 00828) provides greater resolution in depth, but less depth penetration. The narrowband mode (HOT154, SACID 00829) is the opposite. ADCP DATA ACQUISITION SYSTEM SOFTWARE DEVELOPERS : E.Firing, J.Hummon SOFTWARE VERSIONS : UHDAS DATA LOGGER, MAKE/MODEL : ADCP/LOGGER COMMUNICATION : USER BUFFER VERSION : none CLOCK : COMMENTS : single-ping data files QC'ed then averaged by UHDAS SHIP HEADING INSTRUMENT MAKE/MODEL : gyro compass: Raytheon STD-20 SYNCHRO OR STEPPER : SYNCHRO RATIO : COMPENSATION APPLIED : GPS ATTITUDE SYSTEM : 1) Ashtech, 2) TSS, Inc. Model POS/MV 320 LOCATION OF ANTENNAS : RIGID ATTACHMENT : LOGGING RATE : ANCILLARY MEASUREMENTS SURFACE TEMP AND SALINITY : yes PITCH/ROLL MEASUREMENTS : yes, but not applied to ADCP data HYDRO CAST MEASUREMENTS : yes BIOMASS DETERMINATION : DATE OF LAST CALIBRATION : CALIBRATION COEFFICIENTS : BEAM-AVERAGED AGC AVAILABLE?: yes CALIBRATION NET TOWS? : < NO > < YES > COMMENTS : ADCP DATA PROCESSING/EDITING PERSONNEL IN CHARGE : Jules Hummon DATE OF PROCESSING : June 2005 ADDED TO NODC DB : Aug 2005 NOTABLE SCATTERING LAYERS : COMMENTS : During HOT154, bowthruster trashed most of a day of on-station data; effect was worse in BB mode NAVIGATION GPS : MAKE/MODEL : TTS, Inc. Model POS/MV 320 SELECTIVE AVAILABILITY : P-CODE : DIFFERENTIAL : Raytheon Raychart 420 SAMPLE INTERVAL : LOCATION OF ANTENNA RELATIVE TO TRANSDUCER : TIME OBTAINED RELATIVE TO START/END OF ENSEMBLE : end AVERAGING/EDITING APPLIED : yes LOGGED WITH ADCP DATA : YES, time stamp of ADCP and GPS use same clock. Made available to CODAS onboard processing. LOGGED INDEPENDENTLY : YES COMMENTS : OTHER : CALIBRATION GYROCOMPASS CORRECTION : yes, POS/MV data applied BOTTOM TRACK METHOD : yes WATER TRACK METHOD : Number of edited points: 26 out of 27 amp = 0.9995 + -0.0013 (t - 353.9) phase = 0.05 + -0.0367 (t - 353.9) median mean std amplitude 1.0010 0.9995 0.0056 phase 0.0365 0.0518 0.5722 FINAL SELECTION : AMPLITUDE= 1.000 PHASE= 1.32 AGREEMENT WITH PREVIOUS CRUISES : SOUND SPEED CORRECTIONS : yes COMMENTS : NAVIGATION CALCULATION NAVIGATION USED : GPS REFERENCE LAYER DEPTH RANGE : bins 2 to 20 FILTERING METHOD FOR SMOOTHING REFERENCE LAYER VELOCITY (FORM/WIDTH) : Blackman window function of width T ( .5 hr): w(t) = 0.42 - 0.5 * cos(2 * pi *t / T) + 0.08 * cos(4 * pi * t / T). FINALIZED SHIP VEL/POSITIONS STORED IN DATABASE : yes COMMENTS : GENERAL_ASSESSMENT : ON-STATION VS. UNDERWAY : OK VECTOR, CONTOUR, STICK PLOTS: OK COMMENTS : OK REFERENCES (DATA REPORTS,ETC.) :