Multibeam Report for AT37-09


Ship Name: Atlantis
Chief Scientist: McGuire, Jeffrey
Woods Hole Oceanographic Institution
Source Organization: Rolling Deck to Repository
Start Date: 2017-02-26
End Date: 2017-03-09


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Multibeam Bathymetry

Cruise Details

Project: Installation of a Seafloor Geodesy Observatory in the Northern Chile Subduction Zone
Instrument: Kongsberg EM122

Data Quality

Number of Files: 14
Number of Records: 4138
BATHYMETRY DATA Quantity Percentage
Number of Beams 1787616 100%
Number of Good Beams 1708611 95.58%
Number of Zero Beams 392 0.02%
Number of Flagged Beams 78613 4.4%

Navigation Totals

Total Time: 7.2046 hours
Total Track Length: 118.303 km
Average Speed: 16.42 km/hr (8.8661 knots)

Cruise Bounds

Northern Extent: -20.71158
Southern Extent: -21.220442
Western Extent: -71.249504
Eastern Extent: -70.63734

Limits

Minimum Sonar Depth 4.2661 Maximum Sonar Depth 7.3763
Minimum Altitude 1438.2493 Maximum Altitude 7883.6626
Minimum Depth 1384.7894 Maximum Depth 8327.3193

File Information

Full Resolution Bathymetry as collected (raw): 12

Files File Size Description
0000_20170227_023032_Atlantis.all.mb58.gz 264.7KB Kongsberg multibeam vendor format
0001_20170227_023133_Atlantis.all.mb58.gz 75.31MB Kongsberg multibeam vendor format
0002_20170227_033135_Atlantis.all.mb58.gz 18.52MB Kongsberg multibeam vendor format
0003_20170227_060849_Atlantis.all.mb58.gz 61.47MB Kongsberg multibeam vendor format
0005_20170307_100011_Atlantis.all.mb58.gz 3.21MB Kongsberg multibeam vendor format
0006_20170307_101027_Atlantis.all.mb58.gz 31.59MB Kongsberg multibeam vendor format
0007_20170307_122534_Atlantis.all.mb58.gz 37.04MB Kongsberg multibeam vendor format
0008_20170307_132537_Atlantis.all.mb58.gz 19.18MB Kongsberg multibeam vendor format
0009_20170307_195649_Atlantis.all.mb58.gz 34.39MB Kongsberg multibeam vendor format
0010_20170307_205640_Atlantis.all.mb58.gz 34.35MB Kongsberg multibeam vendor format
0011_20170307_215644_Atlantis.all.mb58.gz 23.51MB Kongsberg multibeam vendor format
9999.all.mb58.gz 0.78MB Kongsberg multibeam vendor format

Metadata Files: 1

Files File Size Description
em122_bag_info.tar.gz 1.8KB Additional cruise information

Water Column Sonar Data

Water Column Sonar Data Available: WCSD Map Viewer