Survey Identifier: K281AR

Format Acronym: MGD77
Data Center File Number: 06120018
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19880321
Source Institution: USGS Branch of Pacific Marine Geology
Country: United States
Platform Name: Karluk
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): Peter Barnes, Erk Reimnitz
Project: K281AR
Funding: U.S.G.S
Survey Departure Date (yyyymmdd): 19810803
Port of Departure: Prudhoe Bay Alaska
Survey Arrival Date (yyyymmdd): 19810815
Port of Arrival: Barrow Alaska
Navigation Instrumentation: Del Norte
Bathymetry Instrumentation: 200 + 7KH Bathymetry
Additional Forms of Bathymetric Data: Analog records
Topmost Latitude of Survey: +71
Bottommost Latitude: +70
Leftmost Longitude: -150
Rightmost Longitude: -149
General Digitizing Rate of Bathymetry: 012
Assumed Sound Velocity: 1500
Bathymetric Datum Code: 00
Interpolation Scheme: Data was digetized from 30 sec to 5 minute intervals
Additional Documentation: This bathymetry data was hand-digetized in meters from analog records. Two-way traveltime figures were calculated "backwards" from the meter, readings.
Number of Data Records: 1075

Min/Max Data Record:
Date: 1981 08 05
Latitude: +70.66350
Longitude: -149.56523
Bathymetry, 2- Way Traveltime: 000147
Bathymetry, Corrected Depth: 11.0

Min/Max Data Record:
Date: 1981 08 07
Latitude: +70.76491
Longitude: -149.14147
Bathymetry, 2- Way Traveltime: 000309
Bathymetry, Corrected Depth: 23.0