Survey Identifier: MARA02WT
Format Acronym: MGD77
Data Center File Number: 15040095
Parameters Surveyed Code: 51131
File Creation Date (yyyymmdd): 19811007
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): SMITH K.
Project: MARIANA LEG 2
Survey Departure Date (yyyymmdd): 19780803
Port of Departure: HONOLULU
Survey Arrival Date (yyyymmdd): 19780902
Port of Arrival: HONOLULU
Navigation Instrumentation: SATNAV,AUTO LOG GYRO+2D DOPPLER SPD LOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5KHZ/RAYTHEON UGR RECORDER/WIDE BEAM
Additional Forms of Bathymetric Data: ANALOGUE RECORDS,PUNCHED CARDS
Topmost Latitude of Survey: +32
Bottommost Latitude: +21
Leftmost Longitude: -159
Rightmost Longitude: -157
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
Sensor Depth: 9
Number of Data Records: 8596
Min/Max Data Record:
Date: 1978 08 03
Latitude: +21.22279
Longitude: -158.58439
Bathymetry, 2- Way Traveltime: 075800
Bathymetry, Corrected Depth: 5720.0
Min/Max Data Record:
Date: 1978 09 02
Latitude: +31.15840
Longitude: -157.55269
Bathymetry, 2- Way Traveltime: 079500
Bathymetry, Corrected Depth: 6007.0