Survey Identifier: YAQ66APR
Format Acronym: MGD77
Data Center File Number: 07010004
Parameters Surveyed Code: 51511
File Creation Date (yyyymmdd): 19751002
Source Institution: OREGON STATE UNIVERSITY
Country: U.S.A.
Platform Name: YAQUINA
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): MICHAEL GEMPERLE
Project: CRUISE APRIL 1966
Funding: ONR
Survey Departure Date (yyyymmdd): 19660425
Port of Departure: NEWPORT, OREGON
Survey Arrival Date (yyyymmdd): 19660430
Port of Arrival: HONOLULU, HAWAII
Navigation Instrumentation: LORAN A AND LORAN C
Geodetic Datum/Position: SMOOTHED LORAN A AND C
Bathymetry Instrumentation: 12 KHZ WIDE BEAM (60 DEG)
Additional Forms of Bathymetric Data: ANALOG RECORDS
Gravity Instrumentation: LACOSTE AND ROMBERG S-9
Additional Forms of Gravity Data: ANALOG RECORDS
Topmost Latitude of Survey: +42
Bottommost Latitude: +38
Leftmost Longitude: -137
Rightmost Longitude: -132
General Digitizing Rate of Bathymetry: 150
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
General Digitizing Rate of Gravity: 150
General Sampling Rate of Gravity: 00
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNAT (1930)
Reference System Code: 2
Reference System: POTSDAM SYSTEM
Departure Base Station Gravity: 9806105
Departure Base Station Description: SEE ADD DOC / 18-19
Additional Documentation: 15 NEWPORT MARINE SCIENCE CENTER, BERG AND THIRUVATHUKAL, J.G.R., 70, 15 3325-3330, 1965
Number of Data Records: 388
Min/Max Data Record:
Date: 1966 04 25
Latitude: +38.73300
Longitude: -137.00500
Bathymetry, 2- Way Traveltime: 033000
Bathymetry, Corrected Depth: 2451.0
Free-Air Anomaly: -0750
Min/Max Data Record:
Date: 1966 04 30
Latitude: +41.35500
Longitude: -132.96700
Bathymetry, 2- Way Traveltime: 070200
Bathymetry, Corrected Depth: 5281.0
Free-Air Anomaly: +0220