Survey Identifier: C9A11
Format Acronym: MGD77
Data Center File Number: 01010029
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19890626
Source Institution: LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
Country: USA
Platform Name: ROBERT D. CONRAD
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): T. AITKEN
Project: c0911a
Survey Departure Date (yyyymmdd): 19650704
Port of Departure: ADEN, SAUDI ARABIA
Survey Arrival Date (yyyymmdd): 19650713
Port of Arrival: SUEZ, EGYPT
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
Gravity Instrumentation: ANSCHUTZ ELECTRICTABLE, ASKANIA GSS2-6
Additional Forms of Gravity 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: +30
Bottommost Latitude: +11
Leftmost Longitude: +032
Rightmost Longitude: +045
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: 37
Reference Field Code: 03
Reference Field: IGRF-65
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAV PTS
General Digitizing Rate of Gravity: 37
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNAT'L 1930
Reference System Code: 2
Reference System: POTSDAM
Additional Documentation: 06- 3.5 AND 12 KHZ, WIDE BEAM (60 DEG), 1 SECOND SWEEP
Number of Data Records: 3159
Min/Max Data Record:
Date: 1965 07 04
Latitude: +11.66830
Longitude: +32.54330
Bathymetry, 2- Way Traveltime: 000125
Bathymetry, Corrected Depth: 9.0
Magnetics Total Field, 1st Sensor: 363810
Magnetics Residual Field: -07360
Free-Air Anomaly: -0762
Min/Max Data Record:
Date: 1965 07 13
Latitude: +29.87330
Longitude: +80.88710
Bathymetry, 2- Way Traveltime: 031075
Bathymetry, Corrected Depth: 2415.0
Magnetics Total Field, 1st Sensor: 424820
Magnetics Residual Field: +06470
Free-Air Anomaly: +0423