Survey Identifier: DSDP88N
Format Acronym: MGD77
Data Center File Number: 09630009
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19 0
Source Institution: NAVAL OCEAN RES. AND DEV. ACTIVITY
Country: USA
Platform Name: USNS DESTEIGUER
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): GETTRUST J.
Project: DSDP LEG88
Funding: DARPA,ONR
Survey Departure Date (yyyymmdd): 19820828
Port of Departure: ADAK,ALASKA
Survey Arrival Date (yyyymmdd): 19820912
Port of Arrival: ADAK,ALASKA
Navigation Instrumentation: SAT NAV
Geodetic Datum/Position: PRIM/SAT SEC/DR
Bathymetry Instrumentation: 3.5KHZ,WIDE BEAM (60DEGREE), 1SEC SWEEP
Additional Forms of Bathymetric Data: ANALOG,MICROFILM
Magnetics Instrumentation: PROTON PRECESSION
Additional Forms of Magnetics Data: ANALOG ONLY
Seismic Instrumentation: SINGLECHANNEL, 30KJ SPARKER
Formats of Seismic Data: ANALOG,MICROFILM
Topmost Latitude of Survey: +50
Bottommost Latitude: +41
Leftmost Longitude: +159
Rightmost Longitude: +177
General Digitizing Rate of Bathymetry: 55
General Sampling Rate of Bathymetry: 1 SEC SWEEP
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: 3 MINUTE INTERVAL
General Digitizing Rate of Magnetics: 47
Reference Field Code: 88
Reference Field: IGRF/1980 C
Method of Applying Residual Field: OMPUTED EACH HALFHOUR NAV POINT
Number of Data Records: 5455
Min/Max Data Record:
Date: 1982 08 28
Latitude: +41.38900
Longitude: +159.02200
Bathymetry, 2- Way Traveltime: 063075
Bathymetry, Corrected Depth: 4722.0
Magnetics Total Field, 1st Sensor: 450060
Magnetics Residual Field: -09560
Min/Max Data Record:
Date: 1982 09 12
Latitude: +49.70000
Longitude: +176.88699
Bathymetry, 2- Way Traveltime: 082550
Bathymetry, Corrected Depth: 6232.0
Magnetics Total Field, 1st Sensor: 469330
Magnetics Residual Field: +05060