Survey Identifier: B00272
Format Acronym: MGD77
Data Center File Number: 03090071
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): A.E.THEBERGE
Survey Departure Date (yyyymmdd): 19910522
Port of Departure: NORFOLK, VA
Survey Arrival Date (yyyymmdd): 19910604
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: +25
Leftmost Longitude: -095
Rightmost Longitude: -093
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: 218 NM SOUTH OF SABINE PASS, TX, 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, DEPTHS CORRECTED USING SOUND VELOCITY PROFILE FROM CTD
Number of Data Records: 5931
Min/Max Data Record:
Date: 1991 05 22
Latitude: +25.99214
Longitude: -94.01217
Bathymetry, Corrected Depth: 1389.0
Min/Max Data Record:
Date: 1991 06 04
Latitude: +26.51503
Longitude: -93.65365
Bathymetry, Corrected Depth: 3200.0