Survey Identifier: L1080NP


Format Acronym: MGD77
Data Center File Number: 06050040
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19870612
Source Institution: USGS Branch of Pacific Marine Geology
Country: United States
Platform Name: Lee
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): Andy Stevenson
Survey Departure Date (yyyymmdd): 19801010
Port of Departure: LV DUTCH HARBOR
Survey Arrival Date (yyyymmdd): 19801018
Port of Arrival: AR PORT ANGELES, WA
Navigation Instrumentation: SATNAV,LORAN-C,DOPPLAR SONAR
Geodetic Datum/Position: PRIM-SATNAV SEC-INTEGRATED NAV
Bathymetry Instrumentation: 3.5 KHZ WIDE 1SEC
Additional Forms of Bathymetric Data: RECORDER ROLLS
Seismic Instrumentation: SINGLE CHANNEL AIRGUN WITH CESP
Formats of Seismic Data: 12
Topmost Latitude of Survey: +55
Bottommost Latitude: +48
Leftmost Longitude: -167
Rightmost Longitude: -124
General Digitizing Rate of Bathymetry: 076
General Sampling Rate of Bathymetry: 20/SECONDS
Assumed Sound Velocity: 14630
Number of Data Records: 1464

Min/Max Data Record:
Date: 1980 10 10
Latitude: +48.15427
Longitude: -166.53232
Bathymetry, 2- Way Traveltime: 001060
Bathymetry, Corrected Depth: 79.0

Min/Max Data Record:
Date: 1980 10 18
Latitude: +54.02800
Longitude: -124.01205
Bathymetry, 2- Way Traveltime: 087410
Bathymetry, Corrected Depth: 6613.0