Survey Identifier: B00069


Format Acronym: MGD77
Data Center File Number: 03020077
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19
Source Institution: NATIONAL OCEAN SERVICE
Country: USA
Platform Name: SURVEYOR
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): CAPT. W. F. FORSTER
Survey Departure Date (yyyymmdd): 19860825
Port of Departure: SEATTLE, WA
Survey Arrival Date (yyyymmdd): 19860901
Port of Arrival: SEATTLE, WA
Navigation Instrumentation: ARGO
Geodetic Datum/Position: NONE
Bathymetry Instrumentation: SEABEAM (VERTICAL BEAM EXTRACTION)
Topmost Latitude of Survey: +20
Bottommost Latitude: +18
Leftmost Longitude: -157
Rightmost Longitude: -155
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: VAR W/ DEPTH
Interpolation Scheme: 1 MINUTE EXTRACTIONS CLOSEST TO THE MINUTE (VERTICAL BM)
Additional Documentation: COMPLETE META DATA FOUND IN HEADER FILES ACCOMPANYING FULL RESOLUTION DATA, LOCATION: 28 MILES WSW OF KALAE, HI, SYSTEM SPECS: GENERAL INSTRUMENTS SEABEAM, 12 KHZ, 16 BEAMS, 5.1 METER DRAFT, ROLL_PITCH_SENSOR DATAWELL HIPPY 120, HEADING_SENSOR SPERRY MK 227, TIME_INSTRUMENTATION CPU CLOCK, NAVIGATION: HORIZONTAL_DATUM NAD83, VERTICAL_DATUM MLLW, DEPTHS CORRECTED USING SOUND VELOCITY PROFILE FROM CTD
Number of Data Records: 3096

Min/Max Data Record:
Date: 1986 08 25
Latitude: +18.47515
Longitude: -156.33872
Bathymetry, Corrected Depth: 2217.0

Min/Max Data Record:
Date: 1986 09 01
Latitude: +19.02070
Longitude: -155.98089
Bathymetry, Corrected Depth: 5023.0