Survey Identifier: DNWB-BBD
Format Acronym: MGD77
Data Center File Number: 15060008
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19811013
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V SPENCER F. BAIRD
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): MENARD W.
Project: DOWNWIND LEG B(BD)
Survey Departure Date (yyyymmdd): 19571119
Port of Departure: PAPEETE,TAHITI
Survey Arrival Date (yyyymmdd): 19571221
Port of Arrival: VALPARAISO,CHILE
Navigation Instrumentation: CELESTIAL,MANUAL ENTRY GYRO SPEED
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/PDR RECORDER/WIDE(60DEG)BEAM
Additional Forms of Bathymetric Data: ANALOGUE RECORDS,PUNCHED CARDS
Topmost Latitude of Survey: -17
Bottommost Latitude: -49
Leftmost Longitude: -150
Rightmost Longitude: -071
General Digitizing Rate of Bathymetry: 030
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 3 MINUTE INTERVAL
Number of Data Records: 10508
Min/Max Data Record:
Date: 1957 11 19
Latitude: -48.49930
Longitude: -149.61140
Bathymetry, 2- Way Traveltime: 000274
Bathymetry, Corrected Depth: 21.0
Min/Max Data Record:
Date: 1957 12 21
Latitude: -17.77590
Longitude: -71.69270
Bathymetry, 2- Way Traveltime: 071724
Bathymetry, Corrected Depth: 5411.0