USGS CMG M-4-88-PH Metadata

SeaMARC II side-scan, USGS/Cornell University, UNOLS/HIG/NGDC

! Converted to time format with year at start.
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DATA COLLECTION OVERVIEW  (use NGDC GEODAS CD to retrieve data)

MCG Data Collection ID ---         M488PH
Institution Data Collection ID --- MW8804
NGDC ID ---                        08020049
Funding ---                        NSF
Project, Cruise & Leg ---          MW8804. PHILIPPINE BASIN.
Study region ---                   +15.00000,+11.00000,+120.00000,+139.00000
Chief Scientist(s) ---             DAN SAREWITZ/STEVE LEWIS
Name of vessel ---                 R/V MOANA WAVE (surface ship)
Date field data collection started --- 04/01/88     MANILA, PHILIPPINES
Date field data collection ended ---   04/20/88     AGANA, GUAM, USA TERRITORY
Parameters surveyed ---
   Bathymetry:                     surveyed, contained in data file
   Magnetics:                      surveyed, contained in data file
   Gravity:                        surveyed, contained in data file
   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 ---     11/27/90
Contributing institution ---       HAWAII INSTITUTE OF GEOPHYSICS/CORNELL
Country ---                        U.S.A.

Navigation instrumentation ---     GPS, TRANSIT SATELLITE
Position determination method ---  PRI=GPS,SEC=SAT

Bathymetry instrumentation ---            3.5 KHZ 30 DEGREE BEAM, 1 SEC SWEEP
Additional forms of bathymetric data ---  ANALOG, DIGITAL, MICROFILM
General rate of bathymetry in file ---    1.5 minutes
General collection rate of bathymetry --- 1/SECOND
Assumed sound velocity ---                1500.0 m/sec
Bathymetric datum code ---                No correction applied (sea level)
Bathmetry interpolation scheme ---        NONE(PICKED PEAKS/TROUGHS OR 15-MIN 
INTERVALS IF SMOOTH)

Magnetics instrumentation ---            GEOMETRICS G 801-3
Additional forms of magnetics data ---   ANALOG, DIGITAL
General rate of magnetics in file ---    1.0 minutes
General collection rate of magnetics --- 20 seconds
Magnetic sensor tow distance ---         (unspecified)
Magnetic sensor depth ---                (unspecified)
Two sensor horizontal separation ---     (unspecified)
Residual magnetics reference field ---   IGRF-85
Method of applying residual field ---    FOR EACH DATA VALUE

Gravity instrumentation ---            LACOSTE ROMBERG S-33
Additional forms of gravity data ---   ANALOG, DIGITAL
General rate of gravity in file ---    1.0 minutes
General collection rate of gravity --- 30 seconds
Theoretical gravity formula ---        IAG SYSTEM 1974
Reference system ---                   System IGSN 71
Corrections applied ---                NONE APPLIED
Starting land tie ---                  979975.5  MELBOURNE, AUSTRALIA - 7990.8
Ending land tie   ---                  978522.6  AGANA, GUAM - 6564.7

Seismic instrumentation --- 120 CU.IN. AIRGUN
Formats of seismic data --- ANALOG, DIGITAL, MICROFILM

Notes ---
DATA TAKEN ON BOARD: B,M,G. SEAMARC II SIDESCAN SONAR AND BATHY.

Sarewitz, D.R., and Lewis, S.D., 1991, The Marinduque intra-arc basin,
Philippines: Basin genesis and in situ ophiolite development in a strike-slip
setting, Geological Society of america Bulletin, v. 103, #5, pp. 597-614, on 
line at:
http://www.gsajournals.org/perlserv/?request=get-pdf&file=i0016-7606-103-5-597.pdf