Survey Identifier: B00207
Format Acronym: MGD77
Data Center File Number: 03090041
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19
Source Institution: NATIONAL OCEAN SERVICE
Country: USA
Platform Name: MT. MITCHELL
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): R.K.MATSUSHIGE
Survey Departure Date (yyyymmdd): 19891110
Port of Departure: NORFOLK, VA
Survey Arrival Date (yyyymmdd): 19891112
Port of Arrival: NORFOLK, VA
Navigation Instrumentation: STARFIX
Geodetic Datum/Position: NONE
Bathymetry Instrumentation: SEABEAM (VERTICAL BEAM EXTRACTION)
Topmost Latitude of Survey: +27
Bottommost Latitude: +26
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: 178 NM SOUTH OF ATCHAFALAYA BAY, LA, SYSTEM SPECS: GENERAL INSTRUMENTS SEABEAM, 12 KHZ, 16 BEAMS, 4.4 METER DRAFT, ROLL_PITCH_SENSOR DATAWELL HIPPY 120, HEADING_SENSOR SPERRY MK 227, TIME_INSTRUMENTATION SYSTEM CLOCK, NAVIGATION: HORIZONTAL_DATUM NAD83, VERTICAL_DATUM MLLW (NOT TIDE CORRECTED), DEPTHS CORRECTED USING SOUND VELOCITY PROFILE FROM CTD
Number of Data Records: 1520
Min/Max Data Record:
Date: 1989 11 10
Latitude: +26.00401
Longitude: -92.00527
Bathymetry, Corrected Depth: 2052.0
Min/Max Data Record:
Date: 1989 11 12
Latitude: +26.16150
Longitude: -91.66143
Bathymetry, Corrected Depth: 2740.0