Survey Identifier: SU9201
Format Acronym: MGD77
Data Center File Number: 03020154
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19
Source Institution: NATIONAL OCEAN SERVICE
Country: USA
Platform Name: SURVEYOR
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): CAPT. F. J. JONES
Survey Departure Date (yyyymmdd): 19921218
Port of Departure: SAN DIEGO, CA
Survey Arrival Date (yyyymmdd): 19921219
Port of Arrival: VALAPARISO, CHILE
Navigation Instrumentation: GPS
Geodetic Datum/Position: NONE
Bathymetry Instrumentation: SEABEAM (VERTICAL BEAM EXTRACTION)
Topmost Latitude of Survey: +12
Bottommost Latitude: +10
Leftmost Longitude: -089
Rightmost Longitude: -087
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: VAR W/ DEPTH
Interpolation Scheme: 1 MINUTE EXTRACTIONS CLOSEST TO THE MINUTE (VERTICAL BM)
Additional Documentation: COMPLETE META DATA FOUND IN HEADER FILES ACCOMPANYING FULL RESOLUTION DATA, LOCATION: NICARAGUAN COAST, NICARAGUA TRENCH SURVEY DECEMBER 1992, SYSTEM SPECS: GENERAL INSTRUMENTS SEABEAM, 12 KHZ, 15 BEAMS, 5.1 METER DRAFT, ROLL_PITCH_SENSOR SINGER KEARFOTT C-704101026 S/N 285, HEADING_SENSOR SPERRY, MK 227 S/N 543, TIME_INSTRUMENTATION CAMAC CRATE INTERFACE CLOCK, NAVIGATION: HORIZONTAL_DATUM NAD83, VERTICAL_DATUM MLLW (FOR CRUISE SU-92-01A, DEPTHS CORRECTED USING SOUND VELOCITY PROFILE FROM CTD SEE AICE91 03020155)
Number of Data Records: 1679
Min/Max Data Record:
Date: 1992 12 18
Latitude: +10.90182
Longitude: -88.29650
Bathymetry, Corrected Depth: 72.0
Min/Max Data Record:
Date: 1992 12 19
Latitude: +11.78551
Longitude: -87.07400
Bathymetry, Corrected Depth: 5449.0