Survey Identifier: A2049
Format Acronym: MGD77
Data Center File Number: 02020020
Parameters Surveyed Code: 55511
File Creation Date (yyyymmdd): 19800201
Source Institution: WOODS HOLE OCEANOGRAPHIC INSTITUTION
Country: USA
Platform Name: ATLANTIS II
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): DRS. E.DEGENS - J-HUNT
Project: CRUISE 49 LEG 1
Funding: NSF, ONR
Survey Departure Date (yyyymmdd): 19690320
Port of Departure: NAPLES, ITALY
Survey Arrival Date (yyyymmdd): 19690505
Port of Arrival: RHODES, GREECE
Navigation Instrumentation: SATELLITE
Geodetic Datum/Position: SAT. MERGED WITH SHIP VELOCITY
Bathymetry Instrumentation: PGR 12KHZ WIDE BEAM
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: VARIAN PROTON MAGNETOMETER
Additional Forms of Magnetics Data: ANALOG RECORDS, PUNCHED TAPE
Gravity Instrumentation: VIBRATING STRING ACCELEROMETER
Additional Forms of Gravity Data: ANALOG RECORDS, PUNCHED TAPE
Topmost Latitude of Survey: +45
Bottommost Latitude: +36
Leftmost Longitude: -066
Rightmost Longitude: +042
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: 0250
Reference Field Code: 03
Reference Field: IGRF 1965
Method of Applying Residual Field: LINEAR INTERPOLATION WITHIN DEGREE SQUARE
General Digitizing Rate of Gravity: 050
General Sampling Rate of Gravity: 60
Theoretical Gravity Formula Code: 3
Theoretical Gravity Formula: IAG SYSTEM 1967
Reference System Code: 2
Reference System: POTSDAM 1930
Number of Data Records: 5359
Min/Max Data Record:
Date: 1969 01 08
Latitude: +36.42500
Longitude: -65.93000
Bathymetry, 2- Way Traveltime: 000125
Bathymetry, Corrected Depth: 9.0
Magnetics Total Field, 1st Sensor: 422880
Magnetics Residual Field: -09640
Free-Air Anomaly: -1079
Min/Max Data Record:
Date: 1969 05 05
Latitude: +44.73200
Longitude: +41.43200
Bathymetry, 2- Way Traveltime: 029575
Bathymetry, Corrected Depth: 2199.0
Magnetics Total Field, 1st Sensor: 547500
Magnetics Residual Field: +13660
Free-Air Anomaly: +0688