Survey Identifier: B00141
Format Acronym: MGD77
Data Center File Number: 03180030
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19961206
Source Institution: National Ocean Service - NOAA
Country: USA
Platform Name: Davidson
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): CDR G. W. JAMERSON, CMDG, NOAA
Survey Departure Date (yyyymmdd): 19880625
Port of Departure: SEATTLE, WA
Survey Arrival Date (yyyymmdd): 19880628
Port of Arrival: SEATTLE, WA
Navigation Instrumentation: ARGO
Bathymetry Instrumentation: BSSS (VERTICAL BEAM EXTRACTION)
Topmost Latitude of Survey: +60
Bottommost Latitude: +59
Leftmost Longitude: -146
Rightmost Longitude: -144
General Digitizing Rate of Bathymetry: 015
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, SYSTEM SPECS: GENERAL INSTRUMENTS BSSS, 36 KHZ, 15 BEAMS, 3.4 METER DRAFT, ROLL_PITCH_SENSOR DATAWELL 19004, VELOCITY_SENSOR PLESSY 5632, HEADING_SENSOR SPERRY, TIME_INSTRUMENTATION CAMAC CRATE INTERFACE CLOCK, NAVIGATION: HORIZONTAL_DATUM NAD83, VERTICAL_DATUM MLLW, DEPTHS CORRECTED USING SOUND VELOCITY PROFILE FROM CTD, ORIGINAL DATA HAS BEEN REPROCESSED TO FIT THE SEABEAM FORMAT
Number of Data Records: 2586
Min/Max Data Record:
Date: 1988 06 25
Latitude: +59.41453
Longitude: -145.64690
Bathymetry, Corrected Depth: 140.0
Min/Max Data Record:
Date: 1988 06 28
Latitude: +59.50566
Longitude: -144.54175
Bathymetry, Corrected Depth: 961.0