Survey Identifier: ATLS02MV
Format Acronym: MGD77
Data Center File Number: 15020123
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): R.KNOX
Project: ATLAS LEG 2
Funding: NSF OCE83-17741
Survey Departure Date (yyyymmdd): 19841117
Port of Departure: HONOLULU,HAWAII
Survey Arrival Date (yyyymmdd): 19841225
Port of Arrival: SAN DIEGO,CALIFORNIA
Navigation Instrumentation: SATNAV, AUTO LOG GYRO+2D DOPPLER SPD LOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/EDO 550A RECORDER/WIDE BEAM
Additional Forms of Bathymetric Data: ANAL.RECORDS,35MMFILM
Magnetics Instrumentation: NONE COLLECTED
Additional Forms of Magnetics Data: NONE COLLECTED
Gravity Instrumentation: NONE COLLECTED
Additional Forms of Gravity Data: NONE COLLECTED
Seismic Instrumentation: NONE COLLECTED
Topmost Latitude of Survey: +33
Bottommost Latitude: -04
Leftmost Longitude: -158
Rightmost Longitude: -117
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Additional Documentation: RE-PROCESSED BY GEOLOGICAL DATA CENTER, SCRIPPS INSTITUTION OF OCEANOGRAPHY, IN 1991. DEPTHS WERE ORINGIALLY RECORDED IN 800 FM/SEC UNITS BUT NOT, CONVERTED CORRECTLY TO METERS IN MGD77 FILE PREVIOUSLY SENT TO NGDC. DEPTHS IN THIS FILE HAVE BEEN CORRECTED TO (1500 M/SEC ASSUMED VELOCITY), METERS.
Number of Data Records: 8171
Min/Max Data Record:
Date: 1984 11 16
Latitude: -3.26080
Longitude: -157.89267
Bathymetry, 2- Way Traveltime: 000573
Bathymetry, Corrected Depth: 43.0
Min/Max Data Record:
Date: 1984 12 22
Latitude: +32.25476
Longitude: -117.69456
Bathymetry, 2- Way Traveltime: 081253
Bathymetry, Corrected Depth: 6151.0