Multibeam Report for AT26-20


Ship Name: Atlantis
Chief Scientist: Chadwell, David
Scripps Institution of Oceanography
Source Organization: UNOLS R2R
Start Date: 2014-09-15
End Date: 2014-09-20


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Multibeam Bathymetry

Cruise Details

Project: Constraining Slip Distribution of the Cascadia Subduction Zone
Instrument: Kongsberg EM122

Data Quality

Number of Files: 33
Number of Records: 49123
BATHYMETRY DATA Quantity Percentage
Number of Beams 21219840 100%
Number of Good Beams 20984639 98.89%
Number of Zero Beams 1301 0.01%
Number of Flagged Beams 233900 1.1%

Navigation Totals

Total Time: 33.723 hours
Total Track Length: 577.0213 km
Average Speed: 17.111 km/hr (9.2392 knots)

Cruise Bounds

Northern Extent: 46.753567
Southern Extent: 44.414986
Western Extent: -126.00699
Eastern Extent: -124.407265

Limits

Minimum Sonar Depth 3.5649 Maximum Sonar Depth 7.8834
Minimum Altitude 114.7333 Maximum Altitude 2919.1082
Minimum Depth 102.0606 Maximum Depth 3009.1304

File Information

Full Resolution Bathymetry as collected (raw): 31

Files File Size Description
0000_20140915_194916_Atlantis.all.mb58.gz 4.47MB Kongsberg multibeam vendor format
0001_20140915_195306_Atlantis.all.mb58.gz 116.37MB Kongsberg multibeam vendor format
0002_20140915_225053_Atlantis.all.mb58.gz 1.29MB Kongsberg multibeam vendor format
0003_20140915_233221_Atlantis.all.mb58.gz 0.66MB Kongsberg multibeam vendor format
0004_20140916_010546_Atlantis.all.mb58.gz 1.03MB Kongsberg multibeam vendor format
0005_20140916_080434_Atlantis.all.mb58.gz 140.27MB Kongsberg multibeam vendor format
0006_20140916_100440_Atlantis.all.mb58.gz 120.22MB Kongsberg multibeam vendor format
0007_20140916_114407_Atlantis.all.mb58.gz 138.35MB Kongsberg multibeam vendor format
0008_20140916_134355_Atlantis.all.mb58.gz 140.47MB Kongsberg multibeam vendor format
0009_20140916_154358_Atlantis.all.mb58.gz 67.80MB Kongsberg multibeam vendor format
0010_20140916_164214_Atlantis.all.mb58.gz 145.38MB Kongsberg multibeam vendor format
0011_20140916_184201_Atlantis.all.mb58.gz 133.28MB Kongsberg multibeam vendor format
0012_20140916_203637_Atlantis.all.mb58.gz 22.53MB Kongsberg multibeam vendor format
0013_20140916_211314_Atlantis.all.mb58.gz 19.84MB Kongsberg multibeam vendor format
0014_20140916_215014_Atlantis.all.mb58.gz 29.17MB Kongsberg multibeam vendor format
0015_20140916_230502_Atlantis.all.mb58.gz 28.42MB Kongsberg multibeam vendor format
0016_20140917_000835_Atlantis.all.mb58.gz 26.38MB Kongsberg multibeam vendor format
0017_20140917_020650_Atlantis.all.mb58.gz 10.98MB Kongsberg multibeam vendor format
0018_20140917_041701_Atlantis.all.mb58.gz 111.58MB Kongsberg multibeam vendor format
0019_20140917_061707_Atlantis.all.mb58.gz 89.03MB Kongsberg multibeam vendor format
0020_20140917_081659_Atlantis.all.mb58.gz 70.87MB Kongsberg multibeam vendor format
0021_20140917_095224_Atlantis.all.mb58.gz 88.78MB Kongsberg multibeam vendor format
0022_20140917_115211_Atlantis.all.mb58.gz 43.26MB Kongsberg multibeam vendor format
0023_20140918_051251_Atlantis.all.mb58.gz 121.0KB Kongsberg multibeam vendor format
0024_20140920_002939_Atlantis.all.mb58.gz 89.59MB Kongsberg multibeam vendor format
0025_20140920_022944_Atlantis.all.mb58.gz 12.61MB Kongsberg multibeam vendor format
0026_20140920_024620_Atlantis.all.mb58.gz 108.10MB Kongsberg multibeam vendor format
0027_20140920_044603_Atlantis.all.mb58.gz 110.83MB Kongsberg multibeam vendor format
0028_20140920_060758_Atlantis.all.mb58.gz 244.19MB Kongsberg multibeam vendor format
0029_20140920_080745_Atlantis.all.mb58.gz 487.81MB Kongsberg multibeam vendor format
9999.all.mb58.gz 101.4KB Kongsberg multibeam vendor format

Metadata Files: 2

Files File Size Description
AT26-20_Multibeam.xml NGDC created ISO metadata
em122_bag_info.tar.gz 2.3KB Additional cruise information