Survey Identifier: MW9009
Format Acronym: MGD77
Data Center File Number: 08020037
Parameters Surveyed Code: 55515
File Creation Date (yyyymmdd): 19900904
Source Institution: SOEST/UNIVERSITY OF HAWAII
Country: U.S.A.
Platform Name: R/V MOANA WAVE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): DOUG BERGERSEN
Project: MARSHALL ISLANDS TRANSIT, MW9009
Funding: USSAC,JOI,DMA
Survey Departure Date (yyyymmdd): 19900709
Port of Departure: KOLONIA,POHNPEI
Survey Arrival Date (yyyymmdd): 19900725
Port of Arrival: HONOLULU,HAWAII
Navigation Instrumentation: GPS,TRANSIT SAT
Geodetic Datum/Position: PRI=GPS SEC=SAT
Bathymetry Instrumentation: 3.5KHZ 30 DEGREE BEAM
Additional Forms of Bathymetric Data: ANALOG,DIGITAL,MICROFILM
Magnetics Instrumentation: GEOMETRICS PROTON MAGNETIC G-801
Additional Forms of Magnetics Data: DIGITAL
Gravity Instrumentation: LACOSTE ROMBERG S-33
Additional Forms of Gravity Data: PRINTOUT,DIGITAL
Seismic Instrumentation: 80 CU.IN. WATERGUNS
Formats of Seismic Data: ANALOG,DIGITAL,MICROFILM
Topmost Latitude of Survey: +21
Bottommost Latitude: +07
Leftmost Longitude: +158
Rightmost Longitude: -161
General Digitizing Rate of Bathymetry: 015
General Sampling Rate of Bathymetry: 1/SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NONE(PICKED PEAKS/TROUGHS OR 05-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-85
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: 9783979
Departure Base Station Description: KOLONIA,POHNPEI
Arrival Base Station Description: HONOLULU,HAWAII
Additional Documentation: DATA TAKEN ON BOARD: B,M,G,SEISMICS(DIGITAL),WIND,ADCP, 2 STATIONS(#6,#7) 4 ROCK DREDGES(#6-9)
Number of Data Records: 35913
Min/Max Data Record:
Date: 1990 07 09
Latitude: +7.02294
Longitude: -179.99961
Bathymetry, 2- Way Traveltime: 012130
Bathymetry, Corrected Depth: 909.0
Magnetics Total Field, 1st Sensor: 330610
Magnetics Residual Field: -07034
Observed Gravity: 9781130
Free-Air Anomaly: -0606
Min/Max Data Record:
Date: 1990 07 25
Latitude: +20.70362
Longitude: +179.99763
Bathymetry, 2- Way Traveltime: 075500
Bathymetry, Corrected Depth: 5706.0
Magnetics Total Field, 1st Sensor: 352450
Magnetics Residual Field: +12594
Observed Gravity: 9787278
Free-Air Anomaly: +2841