Multibeam Report for KN172L15


Ship Name: Knorr
Chief Scientist: Ballard, R.
IFE
Source Organization: Woods Hole Oceanographic Institution (WHOI)
Start Date: 2003-07-27
End Date: 2003-08-07


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Multibeam Bathymetry

Cruise Details

Project:
Instrument: SeaBeam 2112

Data Quality

Number of Files: 10
Number of Records: 82886
BATHYMETRY DATA Quantity Percentage
Number of Beams 12515786 100%
Number of Good Beams 10361067 82.78%
Number of Zero Beams 1928957 15.41%
Number of Flagged Beams 225762 1.8%
AMPLITUDE DATA Quantity Percentage
Number of Beams 12515786 100%
Number of Good Beams 10361067 82.78%
Number of Zero Beams 1928957 15.41%
Number of Flagged Beams 225762 1.8%
SIDESCAN DATA Quantity Percentage
Number of Pixels 165772000 100%
Number of Good Pixels 122243240 73.74%
Number of Zero Pixels 43528760 26.26%
Number of Flagged Pixels 0 0%

Navigation Totals

Total Time: 63.891 hours
Total Track Length: 895.9232 km
Average Speed: 14.023 km/hr (7.5718 knots)

Cruise Bounds

Northern Extent: 42.666092
Southern Extent: 41.342518
Western Extent: 29.150661
Eastern Extent: 35.248234

Limits

Minimum Sonar Depth 0 Maximum Sonar Depth 0
Minimum Altitude 4.97 Maximum Altitude 2330.6001
Minimum Depth 41.14 Maximum Depth 2326.6001
Minimum Amplitude 30.2185 Maximum Amplitude 96.7185
Minimum Sidescan 0.2512 Maximum Sidescan 98465.4063

File Information

Full Resolution Bathymetry as collected (raw): 8

Files File Size Description
kn172l15.sb.20030728.raw.mb41.gz 9.76MB SeaBeam 2100 series vender format
kn172l15.sb.20030730.raw.mb41.gz 57.43MB SeaBeam 2100 series vender format
kn172l15.sb.20030731.raw.mb41.gz 106.20MB SeaBeam 2100 series vender format
kn172l15.sb.20030801.raw.mb41.gz 39.62MB SeaBeam 2100 series vender format
kn172l15.sb.20030803.raw.mb41.gz 34.48MB SeaBeam 2100 series vender format
kn172l15.sb.20030804.raw.mb41.gz 64.49MB SeaBeam 2100 series vender format
kn172l15.sb.20030806.raw.mb41.gz 55.48MB SeaBeam 2100 series vender format
kn172l15.sb.20030807.raw.mb41.gz 49.41MB SeaBeam 2100 series vender format

Metadata Files: 2

Files File Size Description
KN172L15_Multibeam.xml NGDC created ISO metadata
kn172l15.txt 411 Bytes Informal metadata text