Survey Identifier: L777WG
Format Acronym: MGD77
Data Center File Number: 06050061
Parameters Surveyed Code: 55505
File Creation Date (yyyymmdd): 19870521
Source Institution: USGS Branch of Pacific Marine Geology
Country: United States
Platform Name: Lee
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): Roland Von Huene
Survey Departure Date (yyyymmdd): 19770703
Port of Departure: LV KODIAK, USCG PIER
Survey Arrival Date (yyyymmdd): 19770722
Port of Arrival: AT KODIAK, USCG PIER
Navigation Instrumentation: SAT NAV,LORAN C,DOP.SONR
Bathymetry Instrumentation: 3.5 KHZ BATHYMETRY DIGITRACK BATHYMETRY
Additional Forms of Bathymetric Data: 12 KHZ BATHYMETRY W/DIGT
Gravity Instrumentation: BURG SEISMIC PROCESSOR
Seismic Instrumentation: MULTICHANNEL MONITOR MULTCHANNEL SEISMIC
Formats of Seismic Data: SINGLE CHANNEL SEISMIC
Topmost Latitude of Survey: +59
Bottommost Latitude: +54
Leftmost Longitude: -157
Rightmost Longitude: -147
General Digitizing Rate of Bathymetry: 026
General Digitizing Rate of Magnetics: 010
General Digitizing Rate of Gravity: 010
Number of Data Records: 30810
Min/Max Data Record:
Date: 1977 07 03
Latitude: +54.97199
Longitude: -156.74421
Bathymetry, 2- Way Traveltime: 000290
Bathymetry, Corrected Depth: 22.0
Magnetics Total Field, 1st Sensor: 523430
Magnetics Total Field, 2nd Sensor: 521670
Magnetics Residual Field: -05223
Observed Gravity: 9811766
Free-Air Anomaly: -0402
Seismic Line Number: 000
Seismic Shot-Point Number: 41
Min/Max Data Record:
Date: 1977 07 22
Latitude: +58.14342
Longitude: -147.44074
Bathymetry, 2- Way Traveltime: 073480
Bathymetry, Corrected Depth: 5525.0
Magnetics Total Field, 1st Sensor: 544530
Magnetics Total Field, 2nd Sensor: 544230
Magnetics Residual Field: +05220
Observed Gravity: 9818848
Free-Air Anomaly: +0163
Seismic Line Number: 799
Seismic Shot-Point Number: 4195