Survey Identifier: A2097L02
Format Acronym: MGD77
Data Center File Number: 02020097
Parameters Surveyed Code: 55000
File Creation Date (yyyymmdd): 1982 5 6
Source Institution: WOODS HOLE OCEANOGRAPHIC INSTITUTION
Country: U.S.A.
Platform Name: ATLANTIS II
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): DR.JOHN EWING
Project: CRUISE 97,LEG 2
Funding: NSF
Survey Departure Date (yyyymmdd): 19780210
Port of Departure: SAN JUAN,PUERTO RICO
Survey Arrival Date (yyyymmdd): 19780222
Port of Arrival: SAN JUAN, PUERTO RICO
Navigation Instrumentation: SATELLITE,ACNAV
Geodetic Datum/Position: LINEAR INTERPOLATION BETWEEN FIXES
Bathymetry Instrumentation: PRIM 3.5,SEC-12KHZ WIDE BEAM 1 SEC SWEEP
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: VARIAN PROTON-PRECESSION MAGNETOMETER
Additional Forms of Magnetics Data: ANALOG RECORDS,PUNCHED TAPES
Seismic Instrumentation: CSP 1-CHANNEL 40 CU.IN. AIRGUN
Formats of Seismic Data: X-Y SHEETS
Topmost Latitude of Survey: +26
Bottommost Latitude: +18
Leftmost Longitude: -069
Rightmost Longitude: -066
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: ONE/SECOND
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5-MINUTES AND BREAK SLOPE
General Digitizing Rate of Magnetics: 050
General Sampling Rate of Magnetics: 60
Magnetic Sensor Tow Distance: 250
Reference Field Code: 04
Reference Field: IGRF 1975
Method of Applying Residual Field: INTERPOLATION BETWEEN FIXS
Number of Data Records: 5903
Min/Max Data Record:
Date: 1978 02 10
Latitude: +18.53060
Longitude: -68.10870
Bathymetry, 2- Way Traveltime: 008050
Bathymetry, Corrected Depth: 612.0
Magnetics Total Field, 1st Sensor: 417620
Magnetics Residual Field: -08260
Min/Max Data Record:
Date: 1978 02 22
Latitude: +25.13710
Longitude: -66.12830
Bathymetry, 2- Way Traveltime: 109050
Bathymetry, Corrected Depth: 8381.0
Magnetics Total Field, 1st Sensor: 463150
Magnetics Residual Field: -03220