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USGS CMG G-75-80-AT Metadata Skip navigational links Search InfoBank     Activities: by ID   by Platform   by Year   by Region   by Participant   by Organization   by Project/Theme   with Incomplete IDs   Disclaimer   Activity First Letter: A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z   0   1   2   3   4   5   6   7   8   9   Virtual Globes: Atlas  (GE)    Samples  (GE)    Illuminate Oceans  (GE)    Earthquakes  (GE)    Get GE    InfoBank examples    State Waters G-75-80-AT links... Metadata & Data: Bathymetry   Magnetics   Metadata   Navigation   bath (GE GM)   mag (GE GM)   nav (GE GM)   times (GE GM)   Formal Metadata: Frequently-Anticipated Questions   Outline   Parseable Text   XML       Metadata ID G-75-80-AT Also Known As DSDP75GC Abstract Chief Scientists: W. Hay, J. Sibvet. Geological and Geophysical data (transitsatellite, 3dot5khz, 12khz, magnetics, airgun, bathymetry, drillcore) of field activity G-75-80-AT in Atlantic Ocean from 07/27/1980 to 09/21/1980 Project/Theme Deep Sea Drilling Project Chief Scientist W. Hay J. Sibvet Activity Type Geological and Geophysical Platform Glomar Challenger Area of Operation Atlantic Ocean Location map Bounding Coordinates 34.31640 -73.32530     12.86030 -21.66650 Ports leave Walvis Bay, South Africa arrive Recife, Brazil Dates 07/27/1980 (JD 209) to 09/21/1980 (JD 265) Analog Materials list Index map Crew W. Hay Chief Scientist J. Sibvet Chief Scientist Equipment Used transitsatellite 3dot5khz 12khz magnetics airgun bathymetry drillcore NGDC Overview ! Converted to time format with year at start. ! DATA COLLECTION OVERVIEW (use NGDC GEODAS CD to retrieve data) MCG Data Collection ID --- G7580AT Institution Data Collection ID --- DSDP75GC NGDC ID --- 15050074 Funding --- (unspecified) Project, Cruise & Leg --- DEEPSEA DRILL.LG75 Study region --- +35.00000,-22.00000, -74.00000, +13.00000 Chief Scientist(s) --- HAY W.,SIBVET J. Name of vessel --- D/V GLOMAR CHALLENGER (surface ship) Date field data collection started --- 07/27/80 WALVIS BAY,AFRICA Date field data collection ended --- 09/21/80 NORFOLK,VIRGINIA Parameters surveyed --- Bathymetry: surveyed, contained in data file Magnetics: surveyed, contained in data file Gravity: not surveyed High-resolution seismics: surveyed, but not contained in data file Deep penetration seismics: surveyed, but not contained in data file Format --- (I1,A8,F5.2,4I2,F5.3,F8.5,F9.5,I1,F6.4,F6.1,I2,i1,3F6.1,I1,F5.1,F6.0,F7.1,F6.1,F5.1,A8,4I1) Date of data input to NGDC --- 10/07/81 Contributing institution --- SCRIPPS INSTITUTION OF OCEANOGRAPHY Country --- USA Navigation instrumentation --- SATNAV,MANUAL ENTRY GYRO AND SPD CHANGES Position determination method --- LINEAR INTERP.BETWEEN ADJACENT FIXES Bathymetry instrumentation --- 3.5-12KHZ/EDO 550A RECORDERS/WIDE BEAM Additional forms of bathymetric data --- ANAL.RECORDS,CARDS,35MMFILM General rate of bathymetry in file --- 5.0 minutes General collection rate of bathymetry --- 1SECONDSWEEP Assumed sound velocity --- 1500.0 m/sec Bathymetric datum code --- No correction applied (sea level) Bathmetry interpolation scheme --- 5 MINUTE INTERVAL Magnetics instrumentation --- GEOMETRICS MAGNETOMETER MOD G-801/3 Additional forms of magnetics data --- ANAL.RECORDS,CARDS,35MMFILM General rate of magnetics in file --- 5.0 minutes General collection rate of magnetics --- 6 seconds Magnetic sensor tow distance --- (unspecified) Magnetic sensor depth --- (unspecified) Two sensor horizontal separation --- (unspecified) Residual magnetics reference field --- IGRF-75 Method of applying residual field --- LIN. INTERP.POINTS WITHIN ONE DEGREE SQUARE Seismic instrumentation --- 20TO300CU.IN.AIRGUN,10-300HZ,EDO 550 REC Formats of seismic data --- ANAL.RECORDS,35MM MICROFILM Publications Core Data from the Deep Sea Drilling Project, Leg 75: http://www.ngdc.noaa.gov/mgg/geology/dsdp/data/75/leg75.htm Got Help? For G-75-80-AT, we would appreciate any information on -- contract, days at sea, dive count, funding, information specialist, information to be derived, kms of navigation, national plan, notes, organization, owner, project number, purpose, scanned materials, seismic description, station count, station description, submersible, summary, tabulated info. Skip footer navigational links InfoBank   Menlo Park & Santa Cruz Centers   St. Petersburg Center   Woods Hole Center   Coastal and Marine Geology Program   Geologic Information   Ask-A-Geologist   USGS Disclaimer

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U.S. Department of the Interior | U.S. Geological Survey URL: http://walrus.wr.usgs.gov/infobank/g/g7580at/html/g-75-80-at.meta.html Page Contact: InfoBank staff Page Last Modified: Wed Jan 7 05:49:38 PST 2009  (wcs)