Survey Identifier: NOSIDOE
Format Acronym: MGD77
Data Center File Number: 03020006
Parameters Surveyed Code: 55530
File Creation Date (yyyymmdd): 19800207
Source Institution: NOAA
Country: UNITED STATES
Platform Name: SURVEYOR
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): DOUGLAS J. ELVERS
Project: OPR 421 NOS IDOE 1971, WASH.-OREGON COAST
Funding: NSF/IDOE
Survey Departure Date (yyyymmdd): 19710526
Port of Departure: SEATTLE,USA
Survey Arrival Date (yyyymmdd): 19711124
Port of Arrival: OREGON,USA
Navigation Instrumentation: MAGNAVOX SAT. FIXES
Bathymetry Instrumentation: HARRIS N.B. SONAR/RATHEON -DE 723C F
Magnetics Instrumentation: VARIAN-V4937 D.R. PROTON MAGNETOMETER
Gravity Instrumentation: LOCOSTE-ROMBERG STABLE TABLE GRAV. METER
Topmost Latitude of Survey: +49
Bottommost Latitude: +41
Leftmost Longitude: -145
Rightmost Longitude: -124
General Digitizing Rate of Bathymetry: 72
Assumed Sound Velocity: 1463.
Interpolation Scheme: 5-MINUTE INTERVALS AND HIGHS, LOWS AND BREAKS IN SLOPE
General Digitizing Rate of Magnetics: 1.0
General Sampling Rate of Magnetics: 60
Magnetic Sensor Tow Distance: 274
Reference Field Code: 03
Reference Field: IGRF-1965
General Digitizing Rate of Gravity: 82
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNAT'L 1930
Corrections Applied: DRIFT, EOTOVOS
Additional Documentation: GRAVITY CORRECTED FOR SIGN ERRORS 860213, OTHER PARAMETERS UNCHANGED
Number of Data Records: 68948
Min/Max Data Record:
Date: 1971 05 26
Latitude: +41.89700
Longitude: -144.19670
Bathymetry, 2- Way Traveltime: 000492
Bathymetry, Corrected Depth: 37.0
Magnetics Total Field, 1st Sensor: 222900
Magnetics Residual Field: -08820
Observed Gravity: 9800900
Free-Air Anomaly: -5240
Min/Max Data Record:
Date: 1971 11 24
Latitude: +48.43600
Longitude: -124.06670
Bathymetry, 2- Way Traveltime: 065769
Bathymetry, Corrected Depth: 4934.0
Magnetics Total Field, 1st Sensor: 563920
Magnetics Residual Field: +10170
Observed Gravity: 9817790
Free-Air Anomaly: +9950