Survey Identifier: YAQ702
Format Acronym: MGD77
Data Center File Number: 07010023
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19730207
Source Institution: OREGON STATE UNIVERSITY
Country: U.S.A.
Platform Name: YAQUINA
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): G.R. HEATH, H. PAK, J. DYMOND
Project: YAQUINA LONG OCEAN CRUISE 1970 LEG 2
Funding: ONR, NSF
Survey Departure Date (yyyymmdd): 19700812
Port of Departure: ADAK, ALASKA
Survey Arrival Date (yyyymmdd): 19700824
Port of Arrival: JUNEAU, ALASKA
Navigation Instrumentation: SATELLITE
Geodetic Datum/Position: SATELLITE, DEAD RECKONING
Bathymetry Instrumentation: 12 KHZ WIDE BEAM (60 DEG)
Additional Forms of Bathymetric Data: ANALOG RECORDS, MICROFILM
Magnetics Instrumentation: GEOMETRICS G801/3 PROTON PRECESSION
Additional Forms of Magnetics Data: ANALOG RECORDS
Seismic Instrumentation: PAIR OF 20 OR A 40 CU. IN. AIRGUN
Formats of Seismic Data: SINGLE CHANNEL ANALOG, MICROFILM
Topmost Latitude of Survey: +59
Bottommost Latitude: +50
Leftmost Longitude: -177
Rightmost Longitude: -137
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 2 SEC SWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: NONE
General Digitizing Rate of Magnetics: 050
General Sampling Rate of Magnetics: 03
Magnetic Sensor Tow Distance: 152
Sensor Depth: 30
Reference Field Code: 03
Reference Field: IGRF-65
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAVIGATION POINTS
Number of Data Records: 3088
Min/Max Data Record:
Date: 1970 08 12
Latitude: +50.37800
Longitude: -176.23300
Bathymetry, 2- Way Traveltime: 000250
Bathymetry, Corrected Depth: 19.0
Magnetics Total Field, 1st Sensor: 498200
Magnetics Residual Field: -06550
Min/Max Data Record:
Date: 1970 08 24
Latitude: +58.08500
Longitude: -137.88500
Bathymetry, 2- Way Traveltime: 096200
Bathymetry, Corrected Depth: 7306.0
Magnetics Total Field, 1st Sensor: 571650
Magnetics Residual Field: +06480