Survey Identifier: MW9007
Format Acronym: MGD77
Data Center File Number: 08020072
Parameters Surveyed Code: 55513
File Creation Date (yyyymmdd): 19930610
Source Institution: SOEST UNIV.OF HAWAII/CORNELL
Country: U.S.A.
Platform Name: R/V MOANA WAVE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): DAN KARIG
Project: MW9007. SUBAYAN SEA SURVEY.
Funding: NSF
Survey Departure Date (yyyymmdd): 19900608
Port of Departure: MANILA, PHILIPPINES
Survey Arrival Date (yyyymmdd): 19900622
Port of Arrival: AGANA,GUAM
Navigation Instrumentation: GPS,TRANSIT SAT
Geodetic Datum/Position: PRIM=GPS, SEC=TRANSIT SAT
Bathymetry Instrumentation: 3.5 KHZ 30 DEGREE BEAM, 1 SEC SWEEP
Additional Forms of Bathymetric Data: ANALOG, DIGITAL, MICROFILM
Magnetics Instrumentation: GEOMETRICS G 801-M PROTON
Additional Forms of Magnetics Data: DIGITAL
Gravity Instrumentation: LACOSTE ROMBERG S-33
Additional Forms of Gravity Data: DIGITAL
Seismic Instrumentation: 120,200,300 CU.IN. AIRGUNS.
Formats of Seismic Data: ANALOG, DIGITAL, MICROFILM
Topmost Latitude of Survey: +15
Bottommost Latitude: +11
Leftmost Longitude: +120
Rightmost Longitude: +143
General Digitizing Rate of Bathymetry: 009
General Sampling Rate of Bathymetry: 1/SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NONE(PICKED PEAKS/TROUGHS OR 15 MIN INTERVALS IF SMOOTH)
General Digitizing Rate of Magnetics: 010
General Sampling Rate of Magnetics: 20
Magnetic Sensor Tow Distance: 0000
Sensor Depth: 00000
Horizontal Sensor Separation: 000
Reference Field Code: 88
Reference Field: IGRF-1985
Method of Applying Residual Field: FOR EACH DATA VALUE
General Digitizing Rate of Gravity: 010
General Sampling Rate of Gravity: 30
Theoretical Gravity Formula Code: 8
Theoretical Gravity Formula: IAG SYSTEM 1974
Reference System Code: 3
Reference System: IGSN 71
Corrections Applied: NONE APPLIED
Departure Base Station Gravity: 9783436
Departure Base Station Description: MANILA,SO.HARBOR,PIER 13 (6352.5)
Arrival Base Station Gravity: 9785271
Arrival Base Station Description: GUAM NAVAL BSE,PIER V-6(6533.8)
Additional Documentation: DATA TAKEN ON BOARD: BMG. SEAMARC II SIDESCAN SONAR AND BATHYMETRY. DIGITAL SEISMICS. WIND. ADCP. STATION-1, RD01-05. STILL METER READING, MANILA: 6352.5. STILL METER READING, GUAM: 6533.8.
Number of Data Records: 40300
Min/Max Data Record:
Date: 1990 06 08
Latitude: +11.32677
Longitude: +120.42910
Bathymetry, 2- Way Traveltime: 000610
Bathymetry, Corrected Depth: 46.0
Magnetics Total Field, 1st Sensor: 394300
Magnetics Residual Field: -05516
Observed Gravity: 9781090
Free-Air Anomaly: -1918
Min/Max Data Record:
Date: 1990 06 22
Latitude: +14.43611
Longitude: +142.73552
Bathymetry, 2- Way Traveltime: 108430
Bathymetry, Corrected Depth: 8303.0
Magnetics Total Field, 1st Sensor: 409260
Magnetics Residual Field: +02426
Observed Gravity: 9784257
Free-Air Anomaly: +1094