Multibeam Report for EW9204

Ship Name: Maurice Ewing
Chief Scientist: McNutt, Marcia
Massachusetts Institute of Technology
Source Organization: Marine Geoscience Data System (MGDS)
Start Date: 1992-04-28
End Date: 1992-05-10

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Multibeam Bathymetry

Cruise Details

Instrument: Atlas Hydrosweep DS

Data Quality

Number of Files: 19
Number of Records: 67215
BATHYMETRY DATA Quantity Percentage
Number of Beams 3965685 100%
Number of Good Beams 3697265 93.23%
Number of Zero Beams 268420 6.77%
Number of Flagged Beams 0 0%

Navigation Totals

Total Time: 246.8064 hours
Total Track Length: 2838.8393 km
Average Speed: 11.502 km/hr (6.2106 knots)

Cruise Bounds

Northern Extent: -8.436201
Southern Extent: -17.538527
Western Extent: -149.57405
Eastern Extent: -138.34958


Minimum Sonar Depth 0 Maximum Sonar Depth 5.5
Minimum Altitude -5.5 Maximum Altitude 13184.5
Minimum Depth 12.3 Maximum Depth 14178

File Information

Full Resolution Bathymetry as collected (raw): 10

Files File Size Description
hs.119.154p.mb21.gz 3.33MB Raw Hydrosweep
hs.120.20841.mb21.gz 107.0KB Raw Hydrosweep
hs.121.129.mb21.gz 17.94MB Raw Hydrosweep
hs.126.8005.mb21.gz 7.63MB Raw Hydrosweep
hs.127.785.mb21.gz 3.1KB Raw Hydrosweep
hs.127.839.mb21.gz 6.34MB Raw Hydrosweep
hs.128.15233.mb21.gz 11.67MB Raw Hydrosweep
hs.129.21437.mb21.gz 5.33MB Raw Hydrosweep
hs.130.29390.mb21.gz 7.04MB Raw Hydrosweep
hs.131.3839.mb21.gz 11.09MB Raw Hydrosweep

Full Resolution Bathymetry (processed): 8

Files File Size Description
hs.119.154.mb21.gz 1.06MB Raw Hydrosweep
hs.126.8005p.mb21.gz 2.57MB Raw Hydrosweep
hs.127.785p.mb21.gz 4.5KB Raw Hydrosweep
hs.127.839p.mb21.gz 2.14MB Raw Hydrosweep
hs.128.15233p.mb21.gz 3.98MB Raw Hydrosweep
hs.129.21437p.mb21.gz 1.74MB Raw Hydrosweep
hs.130.29390p.mb21.gz 2.36MB Raw Hydrosweep
hs.131.3839p.mb21.gz 3.56MB Raw Hydrosweep

Metadata Files: 1

Files File Size Description
EW9204_Multibeam.xml NGDC created ISO metadata