Survey Identifier: SI343607


Format Acronym: MGD77
Data Center File Number: 09030044
Parameters Surveyed Code: 55131
File Creation Date (yyyymmdd): 19800908
Source Institution: US NAVAL OCEANOGRAPHIC OFFICE
Country: USA
Platform Name: USNS BENT
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): NAVOCEANO CODE 3432
Project: LEG 1
Funding: NAVOCEANO
Survey Departure Date (yyyymmdd): 19751003
Port of Departure: KODIAK
Survey Arrival Date (yyyymmdd): 19751028
Port of Arrival: YOKOSUKA
Navigation Instrumentation: MX 706 SATNAV, SPN 38 L/C
Geodetic Datum/Position: PRIM-SATELLITE
Bathymetry Instrumentation: HARRIS 853-D 2-2/3 BEAM 12KHZ 1SEC SW
Additional Forms of Bathymetric Data: ANALOG
Magnetics Instrumentation: VARIAN PROTON PRECESSION MAG
Additional Forms of Magnetics Data: ANALOG
Seismic Instrumentation: TELEDYNE 90KJ SPARKER 31-160HZ 1 CHAN
Formats of Seismic Data: ANALOG
Topmost Latitude of Survey: +58
Bottommost Latitude: +49
Leftmost Longitude: +172
Rightmost Longitude: -152
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: EVERY 10 SEC
Assumed Sound Velocity: 05000
Bathymetric Datum Code: 00
Interpolation Scheme: DATA AVERAGDED TO OBTAIN 1-MINUTE VALUES
General Digitizing Rate of Magnetics: 010
General Sampling Rate of Magnetics: 01
Magnetic Sensor Tow Distance: 245+
Reference Field Code: 03
Reference Field: IGRF-65
Additional Documentation: 3.5KHZ ANALOG PROFILES EDO 240 SYSTEM
Number of Data Records: 7770

Min/Max Data Record:
Date: 1975 10 04
Latitude: +49.35833
Longitude: -179.52166
Bathymetry, 2- Way Traveltime: 001480
Bathymetry, Corrected Depth: 111.0
Magnetics Total Field, 1st Sensor: 467308
Magnetics Residual Field: -05450

Min/Max Data Record:
Date: 1975 10 19
Latitude: +57.01667
Longitude: +178.00167
Bathymetry, 2- Way Traveltime: 096120
Bathymetry, Corrected Depth: 7300.0
Magnetics Total Field, 1st Sensor: 694680
Magnetics Residual Field: +02060