Survey Identifier: YAQ69JUL
Format Acronym: MGD77
Data Center File Number: 07010021
Parameters Surveyed Code: 01533
File Creation Date (yyyymmdd): 19730201
Source Institution: OREGON STATE UNIVERSITY
Country: U.S.A.
Platform Name: YAQUINA
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): DR. R. COUCH
Project: EXPLORER RIDGE, YAQUINA JULY 1969 LEG NEWPORT TO NEWPORT
Funding: ONR
Survey Departure Date (yyyymmdd): 19690723
Port of Departure: NEWPORT, OREGON
Survey Arrival Date (yyyymmdd): 19690728
Port of Arrival: NEWPORT, OREGON
Navigation Instrumentation: LORAN A / LORAN C
Geodetic Datum/Position: STARFIXES
Bathymetry Instrumentation: 12 KHZ WIDE BEAM (60 DEG)
Additional Forms of Bathymetric Data: ANALOG RECORDS, MICROFILM
Gravity Instrumentation: LACOSTE AND ROMBERG AIR-SEA S-9
Additional Forms of Gravity Data: ANALOG RECORDS
Seismic Instrumentation: 20 CU. IN. AIRGUN
Formats of Seismic Data: SINGLE CHANNEL ANALOG, MICROFILM
Topmost Latitude of Survey: +51
Bottommost Latitude: +44
Leftmost Longitude: -131
Rightmost Longitude: -125
General Digitizing Rate of Bathymetry: 050
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: NONE
General Digitizing Rate of Gravity: 100
General Sampling Rate of Gravity: 00
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNAT. 1930
Reference System: SEE ADD DOC / 18
Corrections Applied: NONE
Departure Base Station Gravity: 9806111
Departure Base Station Description: SEE ADD DOC / 19-20
Additional Documentation: 14 U.S. COMMERCE PIER G=980118.8, 15 NEWPORT MARINE SCIENCE CENTER, BERG AND THIRUVATHUKAL, J.G.R., 70, 15 3325-3330, 1965
Number of Data Records: 334
Min/Max Data Record:
Date: 1969 07 23
Latitude: +44.95000
Longitude: -130.09800
Free-Air Anomaly: -1364
Min/Max Data Record:
Date: 1969 07 28
Latitude: +50.59800
Longitude: -125.41700
Free-Air Anomaly: +0585