Survey Identifier: CH021L02
Format Acronym: MGD77
Data Center File Number: 02010008
Parameters Surveyed Code: 51113
File Creation Date (yyyymmdd): 1982 527
Source Institution: WOODS HOLE OCEANOGRAPHIC INST
Country: U.S.A.
Platform Name: CHAIN
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): DR.J.B.HERSEY
Project: CRUISE 21, LEG 2
Funding: ONR
Survey Departure Date (yyyymmdd): 19610825
Port of Departure: ST.GEORGES,BERMUDA
Survey Arrival Date (yyyymmdd): 19610911
Port of Arrival: MADEIRA,PORTUGAL
Navigation Instrumentation: LORAN,DR, CELESTAL,RADAR
Geodetic Datum/Position: LINER INTERPOLATION BETWEEN FIXES
Bathymetry Instrumentation: PGR 12 KHZ WIDE BEAM
Additional Forms of Bathymetric Data: ANALOG RECORDS
Seismic Instrumentation: SPARKER, BOOMER
Formats of Seismic Data: ANALOG RECORDS, PUBLISHED REPORTS
Topmost Latitude of Survey: +33
Bottommost Latitude: +28
Leftmost Longitude: -065
Rightmost Longitude: -017
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: ONE/SECOND
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5-MINUTES AND BREAK SLOPE
Number of Data Records: 3559
Min/Max Data Record:
Date: 1961 08 25
Latitude: +28.71700
Longitude: -65.00000
Bathymetry, 2- Way Traveltime: 003800
Bathymetry, Corrected Depth: 289.0
Min/Max Data Record:
Date: 1961 09 11
Latitude: +32.59200
Longitude: -17.08300
Bathymetry, 2- Way Traveltime: 078475
Bathymetry, Corrected Depth: 5962.0