Survey Identifier: L380NP
Format Acronym: MGD77
Data Center File Number: 06050033
Parameters Surveyed Code: 55331
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): 19800522
Port of Departure: LV SF BAY GLOBERMAN-OFF
Survey Arrival Date (yyyymmdd): 19800604
Port of Arrival: AR KODIAK
Navigation Instrumentation: SATNAV,INTEGRATED NAV
Geodetic Datum/Position: PRIM-SATNAV SEC-INTEGRATED NAV
Bathymetry Instrumentation: 12KHZ NARROW 1 SEC
Additional Forms of Bathymetric Data: RECORDER ROLLS
Seismic Instrumentation: SINGLE CHANNEL/3.5KHZ WIDE 1 SEC
Topmost Latitude of Survey: +57
Bottommost Latitude: +37
Leftmost Longitude: -152
Rightmost Longitude: -122
General Digitizing Rate of Bathymetry: 11
General Sampling Rate of Bathymetry: 20/SECONDS
Assumed Sound Velocity: 14630
General Digitizing Rate of Magnetics: 9
Number of Data Records: 17536
Min/Max Data Record:
Date: 1980 05 22
Latitude: +37.76402
Longitude: -151.59763
Bathymetry, 2- Way Traveltime: 004550
Bathymetry, Corrected Depth: 333.0
Magnetics Total Field, 1st Sensor: 454212
Magnetics Residual Field: -69220
Min/Max Data Record:
Date: 1980 06 04
Latitude: +56.72770
Longitude: -122.46010
Bathymetry, 2- Way Traveltime: 061840
Bathymetry, Corrected Depth: 4627.0
Magnetics Total Field, 1st Sensor: 553448
Magnetics Residual Field: +19093