Survey Identifier: YAQ68SEP
Format Acronym: MGD77
Data Center File Number: 07010017
Parameters Surveyed Code: 51533
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): DR. R. COUCH
Project: ALASKA 1968 LEG SITKA TO SITKA
Funding: O.N.R.
Survey Departure Date (yyyymmdd): 19680915
Port of Departure: SITKA, ALASKA
Survey Arrival Date (yyyymmdd): 19680922
Port of Arrival: SITKA, ALASKA
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: 10 AND 20 CU. IN. AIRGUNS
Formats of Seismic Data: SINGLE CHANNEL ANALOG, MICROFILM
Topmost Latitude of Survey: +59
Bottommost Latitude: +56
Leftmost Longitude: -138
Rightmost Longitude: -134
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: 1077
Min/Max Data Record:
Date: 1968 09 15
Latitude: +56.00200
Longitude: -137.91000
Bathymetry, 2- Way Traveltime: 000500
Bathymetry, Corrected Depth: 38.0
Free-Air Anomaly: -0970
Min/Max Data Record:
Date: 1968 09 22
Latitude: +58.46500
Longitude: -134.26700
Bathymetry, 2- Way Traveltime: 034725
Bathymetry, Corrected Depth: 2575.0
Free-Air Anomaly: +0649