Survey Identifier: SI343417
Format Acronym: MGD77
Data Center File Number: 09030036
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19801028
Source Institution: US NAVAL OCEANOGRAPHIC OFFICE
Country: USA
Platform Name: USNS BENT
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): NAVOCEANO CODE 7220
Project: DESCRIPTIVE OCEANOGRAPHY GEOL/GEOPPY. LEGS 1-4.
Funding: NAVOCEANO
Survey Departure Date (yyyymmdd): 19740112
Port of Departure: SAN FRANSCISO
Survey Arrival Date (yyyymmdd): 19740503
Port of Arrival: SAN FRANCISCO
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: +50
Bottommost Latitude: +21
Leftmost Longitude: -158
Rightmost Longitude: -118
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, IN PORT AN DIEGO740131-740213,HONOLULU 740306-740315,0327-0412.
Number of Data Records: 68504
Min/Max Data Record:
Date: 1974 01 13
Latitude: +21.23333
Longitude: -157.81666
Bathymetry, 2- Way Traveltime: 011427
Bathymetry, Corrected Depth: 847.0
Magnetics Total Field, 1st Sensor: 363640
Magnetics Residual Field: -06020
Min/Max Data Record:
Date: 1974 05 03
Latitude: +49.04500
Longitude: -118.23000
Bathymetry, 2- Way Traveltime: 087920
Bathymetry, Corrected Depth: 6668.0
Magnetics Total Field, 1st Sensor: 544882
Magnetics Residual Field: +07210