Survey Identifier: DSDP11GC
Format Acronym: MGD77
Data Center File Number: 15050009
Parameters Surveyed Code: 33113
File Creation Date (yyyymmdd): 19791122
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: D/V GLOMAR CHALLENGER
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): HOLLISTER C.D.,EWING J.I.
Project: DEEPSEA DRILL.LG 11 <NSF>
Survey Departure Date (yyyymmdd): 19700408
Port of Departure: MIAMI,FLORIDA
Survey Arrival Date (yyyymmdd): 19700601
Port of Arrival: HOBOKEN,N.J.
Navigation Instrumentation: SATNAV,MANUAL ENTRY GYRO AND SPD CHANGES
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/GIFFT RECORDER/WIDE(60DEG)BEAM
Additional Forms of Bathymetric Data: ANAL.RECORDS,35MMFILM
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,35MM FILM
Gravity Instrumentation: NONE COLLECTED
Seismic Instrumentation: 20TO300CU.IN.AIRGUN,10-300HZ,EDO PSR REC
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: +42
Bottommost Latitude: +23
Leftmost Longitude: -080
Rightmost Longitude: -069
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.AT 30DEG C/C OR 500MI ALONG TRACK
Additional Documentation: *TIME*NAV AND RECORDS ORIGINALLY IN LOCAL TZ. DIGITIZED DATA CONVERTED TO GMT.
Number of Data Records: 13200
Min/Max Data Record:
Date: 1970 04 08
Latitude: +23.51460
Longitude: -79.09460
Min/Max Data Record:
Date: 1970 05 24
Latitude: +36.69120
Longitude: -69.17330