Survey Identifier: 70042203
Format Acronym: MGD77
Data Center File Number: 08040003
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19830317
Source Institution: HAWAII INSTITUTE OF GEOPHYSICS
Country: U.S.A.
Platform Name: R/V MAHI
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): D. HUSSONG
Project: MONSTER CRUISE MAHI 2-70
Funding: ONR
Survey Departure Date (yyyymmdd): 19700804
Port of Departure: RABAUL
Survey Arrival Date (yyyymmdd): 19700918
Port of Arrival: GUAM
Navigation Instrumentation: SATELLITE
Geodetic Datum/Position: PRIM-SATELLITE
Bathymetry Instrumentation: 3.5 KHZ
Additional Forms of Bathymetric Data: ANALOG
Additional Forms of Magnetics Data: ANALOG
Additional Forms of Gravity Data: ANALOG
Seismic Instrumentation: (SEE ADD.DOC. 18)
Formats of Seismic Data: ANALOG
Topmost Latitude of Survey: +14
Bottommost Latitude: -09
Leftmost Longitude: +139
Rightmost Longitude: +158
General Digitizing Rate of Bathymetry: 100
General Sampling Rate of Bathymetry: 1/SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NONE.(PICKED PEAKS/TROUGHS OR 15-MIN INTERVLS IF SMOOTH)
General Digitizing Rate of Magnetics: 144
General Sampling Rate of Magnetics: 00
Magnetic Sensor Tow Distance: 0000
Sensor Depth: 00000
Horizontal Sensor Separation: 000
Reference Field Code: 00
General Digitizing Rate of Gravity: 243
General Sampling Rate of Gravity: 00
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNATIONAL1930
Reference System Code: 2
Reference System: POTSDAM
Departure Base Station Gravity: 0000000
Arrival Base Station Gravity: 0000000
Additional Documentation: 09 AIRGUN, SPARKER, B, M, G, REFLX (LOW, MIX, HIGH), EXPLOSIVES, PC, 09 BOTTLE CAST, HEAT PROBE, RD. 15 GRAVITY BASE STATIONS IN GEORGE P. WOOLLARD AND JOHN C. ROSE, 15 INTERNATIONAL GRAVITY MEASUREMENTS, MADISON, UNIV OF WISCONSIN, 1963
Number of Data Records: 11525
Min/Max Data Record:
Date: 1970 08 04
Latitude: -8.01074
Longitude: +139.49551
Bathymetry, 2- Way Traveltime: 000230
Bathymetry, Corrected Depth: 17.0
Magnetics Total Field, 1st Sensor: 362000
Magnetics Residual Field: -12820
Free-Air Anomaly: -2810
Min/Max Data Record:
Date: 1970 09 18
Latitude: +13.46200
Longitude: +157.38640
Bathymetry, 2- Way Traveltime: 123070
Bathymetry, Corrected Depth: 9487.0
Magnetics Total Field, 1st Sensor: 421580
Magnetics Residual Field: +07050
Free-Air Anomaly: +1580