Survey Identifier: DSDP43GC
Format Acronym: MGD77
Data Center File Number: 15050041
Parameters Surveyed Code: 55113
File Creation Date (yyyymmdd): 19791127
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: D/V GLOMAR CHALLENGER
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): TUCHOLKE B.,VOGT P.
Project: DEEPSEA DRILL.LG 43 <NSF>
Survey Departure Date (yyyymmdd): 19750613
Port of Departure: ISTANBUL,TURKEY
Survey Arrival Date (yyyymmdd): 19750811
Port of Arrival: NORFOLK,VIRGINIA
Navigation Instrumentation: SATNAV,MANUAL ENTRY GYRO AND SPD CHANGES
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/EDO 550A RECORDER/WIDE BEAM
Additional Forms of Bathymetric Data: ANAL.RECORDS,CARDS,35MMFILM
Magnetics Instrumentation: GEOMETRICS MAGNETOMETER MOD G-801/3
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS,35MMFILM
Gravity Instrumentation: NONE COLLECTED
Seismic Instrumentation: 20TO300CU.IN.AIRGUN,10-300HZ,EDO 550 REC
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: +41
Bottommost Latitude: +31
Leftmost Longitude: -075
Rightmost Longitude: +029
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5 MINUTE INTERVAL
General Digitizing Rate of Magnetics: 050
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF 1965
Method of Applying Residual Field: LIN. INTERP.POINTS WITHIN ONE DEGREE SQUARE
Number of Data Records: 11161
Min/Max Data Record:
Date: 1975 06 13
Latitude: +31.14130
Longitude: -74.70920
Bathymetry, 2- Way Traveltime: 000216
Bathymetry, Corrected Depth: 16.0
Magnetics Total Field, 1st Sensor: 421840
Magnetics Residual Field: -10180
Min/Max Data Record:
Date: 1975 08 11
Latitude: +40.91090
Longitude: +28.77380
Bathymetry, 2- Way Traveltime: 072902
Bathymetry, Corrected Depth: 5529.0
Magnetics Total Field, 1st Sensor: 547370
Magnetics Residual Field: +12150