Survey Identifier: B00260
Format Acronym: MGD77
Data Center File Number: 03080033
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19
Source Institution: NATIONAL OCEAN SERVICE
Country: USA
Platform Name: WHITING
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): R.P.FLOYD
Survey Departure Date (yyyymmdd): 19901101
Port of Departure: NORFOLK, VA
Survey Arrival Date (yyyymmdd): 19901119
Port of Arrival: NORFOLK, VA
Navigation Instrumentation: STARFIX
Geodetic Datum/Position: GPS -secondary
Bathymetry Instrumentation: HYDROCHART II (VERTICAL BEAM EXTRACTION)
Topmost Latitude of Survey: +29
Bottommost Latitude: +27
Leftmost Longitude: -093
Rightmost Longitude: -091
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: 100 NM SOUTH OF MARSH ISLAND, LA, SYSTEM SPECS: GENERAL INSTRUMENTS HYDROCHART II, 36 KHZ, 17 BEAMS, 3.3 METER, DRAFT, ROLL_PITCH_SENSOR DATAWELL HIPPY 120, HEADING_SENSOR SPERRY MK 227, TIME_INSTRUMENTATION SYSTEM CLOCK, NAVIGATION: HORIZONTAL_DATUM NAD83, VERTICAL_DATUM MLLW, DEPTHS CORRECTED USING SOUND VELOCITY PROFILE FROM CTD
Number of Data Records: 6314
Min/Max Data Record:
Date: 1990 11 01
Latitude: +27.49286
Longitude: -92.00637
Bathymetry, Corrected Depth: 85.0
Min/Max Data Record:
Date: 1990 11 19
Latitude: +28.03306
Longitude: -91.65994
Bathymetry, Corrected Depth: 1081.0