Multibeam Report for EW9803

Ship Name: Maurice Ewing
Chief Scientist: Bangs, Nathan
Source Organization: Marine Geoscience Data System (MGDS)
Start Date: 1998-03-15
End Date: 1998-04-06

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Multibeam Bathymetry

Cruise Details

Project: Structure, Tectonics and Sediment Flow into the Lesser Antilles Subduction Zone
Instrument: Atlas Hydrosweep DS

Data Quality

Number of Files: 25
Number of Records: 131137
BATHYMETRY DATA Quantity Percentage
Number of Beams 7737083 100%
Number of Good Beams 7103352 91.81%
Number of Zero Beams 633731 8.19%
Number of Flagged Beams 0 0%

Navigation Totals

Total Time: 540.2802 hours
Total Track Length: 6612.2301 km
Average Speed: 12.239 km/hr (6.6085 knots)

Cruise Bounds

Northern Extent: 37.009384
Southern Extent: 13.112424
Western Extent: -76.33586
Eastern Extent: -58.82238


Minimum Sonar Depth 5.5 Maximum Sonar Depth 5.5
Minimum Altitude 0 Maximum Altitude 7544.5
Minimum Depth 13.5 Maximum Depth 8913

File Information

Full Resolution Bathymetry as collected (raw): 24

Files File Size Description
9803hs.d074.mb21.gz 3.03MB Raw Hydrosweep
9803hs.d075.mb21.gz 2.67MB Raw Hydrosweep
9803hs.d076.mb21.gz 2.58MB Raw Hydrosweep
9803hs.d077.mb21.gz 2.79MB Raw Hydrosweep
9803hs.d078.mb21.gz 2.67MB Raw Hydrosweep
9803hs.d079.mb21.gz 4.20MB Raw Hydrosweep
9803hs.d080.mb21.gz 3.37MB Raw Hydrosweep
9803hs.d081.mb21.gz 2.52MB Raw Hydrosweep
9803hs.d082.mb21.gz 2.67MB Raw Hydrosweep
9803hs.d083.mb21.gz 2.58MB Raw Hydrosweep
9803hs.d084.mb21.gz 2.68MB Raw Hydrosweep
9803hs.d085.mb21.gz 2.65MB Raw Hydrosweep
9803hs.d086.mb21.gz 2.58MB Raw Hydrosweep
9803hs.d087.mb21.gz 4.03MB Raw Hydrosweep
9803hs.d088.mb21.gz 2.73MB Raw Hydrosweep
9803hs.d089.mb21.gz 3.22MB Raw Hydrosweep
9803hs.d090.mb21.gz 2.61MB Raw Hydrosweep
9803hs.d091.mb21.gz 2.79MB Raw Hydrosweep
9803hs.d092.mb21.gz 2.16MB Raw Hydrosweep
9803hs.d093.mb21.gz 2.33MB Raw Hydrosweep
9803hs.d094.mb21.gz 2.37MB Raw Hydrosweep
9803hs.d095.mb21.gz 2.35MB Raw Hydrosweep
9803hs.d096.mb21.gz 6.49MB Raw Hydrosweep
9803hs.d097.mb21.gz 8.1KB Raw Hydrosweep

Metadata Files: 1

Files File Size Description
EW9803_Multibeam.xml NGDC created ISO metadata