Survey Identifier: B00039
Format Acronym: MGD77
Data Center File Number: 03180013
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19961104
Source Institution: NOAA - National Ocean Service
Country: USA
Platform Name: Davidson
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): CDR T. W. RICHARDS, CMDG, NOAA
Survey Departure Date (yyyymmdd): 19851106
Port of Departure: SEATTLE, WA
Survey Arrival Date (yyyymmdd): 19851115
Port of Arrival: SEATTLE, WA
Navigation Instrumentation: RAYDIST
Bathymetry Instrumentation: BSSS (VERTICAL BEAM EXTRACTION)
Topmost Latitude of Survey: +37
Bottommost Latitude: +36
Leftmost Longitude: -123
Rightmost Longitude: -121
General Digitizing Rate of Bathymetry: 017
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: 1935
Min/Max Data Record:
Date: 1985 11 06
Latitude: +36.62954
Longitude: -122.10379
Bathymetry, Corrected Depth: 62.0
Min/Max Data Record:
Date: 1985 11 15
Latitude: +36.86075
Longitude: -121.84026
Bathymetry, Corrected Depth: 979.0