Survey Identifier: L876NP
Format Acronym: MGD77
Data Center File Number: 06050011
Parameters Surveyed Code: 55500
File Creation Date (yyyymmdd): 19870415
Source Institution: USGS Branch of Pacific Marine Geology
Country: United States
Platform Name: Lee
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): Brent Dalrymple
Project: LEE876NP
Survey Departure Date (yyyymmdd): 19760929
Port of Departure: LV ADAK
Survey Arrival Date (yyyymmdd): 19761021
Port of Arrival: AR HONOLULU
Navigation Instrumentation: LORAN C-RHO RHO DOPPLER SONAR INTEGRATED
Geodetic Datum/Position: NAVIGATN SATELLITE NAVIGATN
Bathymetry Instrumentation: 3.5 KHZ BATHYMETRY 12 KHZ BATHYMETRY
Seismic Instrumentation: S CHAN ARC 80&160KJ
Topmost Latitude of Survey: +53
Bottommost Latitude: +21
Leftmost Longitude: +169
Rightmost Longitude: -159
General Digitizing Rate of Bathymetry: 127
General Digitizing Rate of Magnetics: 54
General Digitizing Rate of Gravity: 166
Number of Data Records: 7602
Min/Max Data Record:
Date: 1976 09 29
Latitude: +21.90246
Longitude: -179.99933
Bathymetry, 2- Way Traveltime: 000400
Bathymetry, Corrected Depth: 30.0
Magnetics Total Field, 1st Sensor: 352226
Magnetics Total Field, 2nd Sensor: 359246
Magnetics Residual Field: -11339
Observed Gravity: 9787738
Free-Air Anomaly: -0976
Min/Max Data Record:
Date: 1976 10 21
Latitude: +52.06133
Longitude: +179.99670
Bathymetry, 2- Way Traveltime: 097400
Bathymetry, Corrected Depth: 7401.0
Magnetics Total Field, 1st Sensor: 524330
Magnetics Total Field, 2nd Sensor: 580950
Magnetics Residual Field: +56379
Observed Gravity: 9810413
Free-Air Anomaly: +3323