Survey Identifier: L1182CS


Format Acronym: MGD77
Data Center File Number: 06050078
Parameters Surveyed Code: 55500
File Creation Date (yyyymmdd): 19871209
Source Institution: USGS Branch of Pacific Marine Geology
Country: United States
Platform Name: Lee
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): Art Grantz
Survey Departure Date (yyyymmdd): 19820827
Port of Departure: LV NOME, AK
Survey Arrival Date (yyyymmdd): 19820916
Port of Arrival: AR PT HOPE, AK
Navigation Instrumentation: INTEGRATED NAV/LORAN C/DOPPLER SONAR
Geodetic Datum/Position: SATELLITE
Topmost Latitude of Survey: +73
Bottommost Latitude: +64
Leftmost Longitude: -173
Rightmost Longitude: -156
General Digitizing Rate of Bathymetry: 011
General Digitizing Rate of Magnetics: 001
General Sampling Rate of Magnetics: 04
Magnetic Sensor Tow Distance: 0152
Reference Field Code: 88
Reference Field: IGRF-80
Method of Applying Residual Field: LINEAR INTERP. BETWEEN NAV FIXES
General Digitizing Rate of Gravity: 011
Additional Documentation: FOR INFORMATION REGARDING DATA CONTACT:GRAIG MCHENDRIE,U.S.G.S.(415)856-7147, COMMENT BY NGDC:, THIS FILE CONTAINS MANY DEPTH VALUES WHICH ARE TOO LARGE.
Number of Data Records: 27496

Min/Max Data Record:
Date: 1982 08 27
Latitude: +64.39909
Longitude: -172.04776
Bathymetry, 2- Way Traveltime: 000070
Bathymetry, Corrected Depth: 5.0
Magnetics Total Field, 1st Sensor: 568050
Magnetics Residual Field: -00957
Observed Gravity: 9825006
Free-Air Anomaly: -0385
Seismic Line Number: 224
Seismic Shot-Point Number: 50

Min/Max Data Record:
Date: 1982 09 16
Latitude: +72.90967
Longitude: -156.79243
Bathymetry, 2- Way Traveltime: 109350
Bathymetry, Corrected Depth: 8201.3
Magnetics Total Field, 1st Sensor: 573590
Magnetics Residual Field: +04091
Observed Gravity: 9827796
Free-Air Anomaly: +0411
Seismic Line Number: 231
Seismic Shot-Point Number: 6100