Survey Identifier: AICE91
Format Acronym: MGD77
Data Center File Number: 03020155
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. T. TURNBULL
Survey Departure Date (yyyymmdd): 19910920
Port of Departure: SEATTLE, WA
Survey Arrival Date (yyyymmdd): 19910921
Port of Arrival: DUTCH HARBOR, AK
Navigation Instrumentation: GPS
Geodetic Datum/Position: NONE
Bathymetry Instrumentation: SEABEAM (VERTICAL BEAM EXTRACTION)
Topmost Latitude of Survey: +55
Bottommost Latitude: +53
Leftmost Longitude: -161
Rightmost Longitude: -146
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: GULF OF ALASKA, SYSTEM SPECS: GENERAL INSTRUMENTS SEABEAM, 12 KHZ, 15 BEAMS, 5.1 METER DRAFT, ROLL_PITCH_SENSOR SINGER KEARFOTT C-704101026 S/N 285, HEADING_SENSOR SPERRY, MK 227 S/N 543, TIME_INSTRUMENTATION CAMAC CRATE INTERFACE CLOCK, NAVIGATION: HORIZONTAL_DATUM NAD83, VERTICAL_DATUM MLLW, DEPTHS CORRECTED USING SOUND VELOCITY PROFILE FROM CTD
Number of Data Records: 1943
Min/Max Data Record:
Date: 1991 09 20
Latitude: +53.40404
Longitude: -160.52806
Bathymetry, Corrected Depth: 526.0
Min/Max Data Record:
Date: 1991 09 21
Latitude: +54.28255
Longitude: -146.01031
Bathymetry, Corrected Depth: 5785.0