Survey Identifier: STYX03AZ


Format Acronym: MGD77
Data Center File Number: 15100004
Parameters Surveyed Code: 55113
File Creation Date (yyyymmdd): 19811006
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V ALEX. AGASSIZ
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): RIEDEL W.,WALSH T.
Project: STYX LEG 3
Survey Departure Date (yyyymmdd): 19680528
Port of Departure: PAGO,PAGO,SAMOA
Survey Arrival Date (yyyymmdd): 19680617
Port of Arrival: APIA,SAMOA
Navigation Instrumentation: CELESTIAL,MANUAL ENTRY GYRO SPEED
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/GIFFT RECORDER/WIDE(60DEG)BEAM
Additional Forms of Bathymetric Data: ANALOGUE RECORDS,PUNCHED CARDS
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS
Seismic Instrumentation: 50KJOULE ARCER,RAYFLEX SLOWDRUM RECORDER
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: -03
Bottommost Latitude: -15
Leftmost Longitude: -172
Rightmost Longitude: -155
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5 MINUTE INTERVAL
General Digitizing Rate of Magnetics: 050
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF 1965
Method of Applying Residual Field: LIN.INTERP.AT 30DEG C/C OR 500MI ALONG TRACK
Number of Data Records: 5064

Min/Max Data Record:
Date: 1968 05 28
Latitude: -14.30900
Longitude: -171.75890
Bathymetry, 2- Way Traveltime: 000100
Bathymetry, Corrected Depth: 7.0
Magnetics Total Field, 1st Sensor: 338700
Magnetics Residual Field: -08650

Min/Max Data Record:
Date: 1968 06 16
Latitude: -3.74820
Longitude: -155.74620
Bathymetry, 2- Way Traveltime: 080874
Bathymetry, Corrected Depth: 6125.0
Magnetics Total Field, 1st Sensor: 398800
Magnetics Residual Field: +04250