Survey Identifier: V1702


Format Acronym: MGD77
Data Center File Number: 01030002
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19890630
Source Institution: LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
Country: U.S.A.
Platform Name: VEMA
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): J. WORZEL
Project: CRUISE 17, LEG 2
Survey Departure Date (yyyymmdd): 19601214
Port of Departure: ST.GEORGE, BERMUDA
Survey Arrival Date (yyyymmdd): 19601224
Port of Arrival: KEY WEST, FLORIDA
Navigation Instrumentation: SEXTANT
Geodetic Datum/Position: DEAD RECKONING
Bathymetry Instrumentation: (SEE ADD. DOC./ 18)
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: L-DGO MFG. PROTON-PRECESSION
Additional Forms of Magnetics Data: ANALOG RECORDS
Seismic Instrumentation: L-DGO 25CU.IN.AIRGUN,EEL, DRUM RECORDER
Formats of Seismic Data: TWO,2-CHANNEL SHEET RECORDS
Topmost Latitude of Survey: +33
Bottommost Latitude: +17
Leftmost Longitude: -082
Rightmost Longitude: -064
General Digitizing Rate of Bathymetry: 060
General Sampling Rate of Bathymetry: ONE SECOND
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: NONE
General Digitizing Rate of Magnetics: 060
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF 65
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAV. PTS.
Additional Documentation: 06 - 12 KHZ, WIDE BEAM (60 DEG), 1 SECOND SWEEP
Number of Data Records: 2611

Min/Max Data Record:
Date: 1960 12 14
Latitude: +17.98330
Longitude: -81.80330
Bathymetry, 2- Way Traveltime: 000100
Bathymetry, Corrected Depth: 7.0
Magnetics Total Field, 1st Sensor: 449350
Magnetics Residual Field: -00040

Min/Max Data Record:
Date: 1960 12 24
Latitude: +32.35830
Longitude: -64.61330
Bathymetry, 2- Way Traveltime: 108850
Bathymetry, Corrected Depth: 8364.0
Magnetics Total Field, 1st Sensor: 516020
Magnetics Residual Field: +05100