Survey Identifier: G179NP
Format Acronym: MGD77
Data Center File Number: 06990013
Parameters Surveyed Code: 55500
File Creation Date (yyyymmdd): 19870609
Source Institution: USGS Branch of Pacific Marine Geology
Country: United States
Platform Name: PLATFORM UNKNWN
Platform Type Code: 1
Platform Type: SHIP
Project: GH7901, Japan
Survey Departure Date (yyyymmdd): 19790118
Survey Arrival Date (yyyymmdd): 19790306
Topmost Latitude of Survey: +20
Bottommost Latitude: +12
Leftmost Longitude: +162
Rightmost Longitude: +180
General Digitizing Rate of Bathymetry: 52
General Digitizing Rate of Magnetics: 53
General Digitizing Rate of Gravity: 52
Number of Data Records: 4124
Min/Max Data Record:
Date: 1979 01 18
Latitude: +12.00222
Longitude: +162.35542
Bathymetry, Corrected Depth: 29.0
Magnetics Total Field, 1st Sensor: 325970
Magnetics Residual Field: -08220
Observed Gravity: 9782760
Free-Air Anomaly: -0393
Min/Max Data Record:
Date: 1979 03 06
Latitude: +19.99978
Longitude: +179.99797
Bathymetry, Corrected Depth: 6442.0
Magnetics Total Field, 1st Sensor: 342640
Magnetics Residual Field: +05470
Observed Gravity: 9846020
Free-Air Anomaly: +1265