Survey Identifier: P486CB


Format Acronym: MGD77
Data Center File Number: 06910027
Parameters Surveyed Code: 50500
File Creation Date (yyyymmdd): 19901211
Source Institution: USGS Branch of Pacific Marine Geology
Country: United States
Platform Name: Powell
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): Charles Heywood
Survey Departure Date (yyyymmdd): 19860329
Port of Departure: LV ROOSEVELT ROADS, PUER
Survey Arrival Date (yyyymmdd): 19860415
Port of Arrival: AR ST. JOHN'S, ANTIGUA
Navigation Instrumentation: MAGNAVOX 5000 GPS TRANSIT
Topmost Latitude of Survey: +19
Bottommost Latitude: +16
Leftmost Longitude: -065
Rightmost Longitude: -061
General Digitizing Rate of Bathymetry: 011
General Digitizing Rate of Gravity: 011
Number of Data Records: 11451

Min/Max Data Record:
Date: 1986 03 30
Latitude: +16.41412
Longitude: -64.24397
Bathymetry, 2- Way Traveltime: 000179
Bathymetry, Corrected Depth: 13.0
Observed Gravity: 9783700
Free-Air Anomaly: -1538

Min/Max Data Record:
Date: 1986 04 15
Latitude: +18.78769
Longitude: -61.22186
Bathymetry, 2- Way Traveltime: 066248
Bathymetry, Corrected Depth: 5009.0
Observed Gravity: 9787641
Free-Air Anomaly: +2509