Project: | EX2307: Seascape Alaska 6: Gulf of Alaska Transit Mapping |
Instrument: | Kongsberg EM304 |
All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
Ship Name: | NOAA Ship OKEANOS EXPLORER (R337) |
Chief Scientist: | Letts, Abby NOAA/OAR/OER |
Source Organization: | National Oceanic and Atmospheric Administration (NOAA) |
Start Date: | 2023-09-23 |
End Date: | 2023-10-14 |
Multibeam Bathymetry
Project: | EX2307: Seascape Alaska 6: Gulf of Alaska Transit Mapping |
Instrument: | Kongsberg EM304 |
Number of Files: | 797 |
Number of Records: | 162291 |
BATHYMETRY DATA | Quantity | Percentage |
---|---|---|
Number of Beams | 129832800 | 100% |
Number of Good Beams | 116235497 | 89.53% |
Number of Zero Beams | 57 | 0.0% |
Number of Flagged Beams | 13597246 | 10.47% |
Total Time: | 161.2128 hours |
Total Track Length: | 2441.6065 km |
Average Speed: | 15.145 km/hr (8.1776 knots) |
Northern Extent: | 58.921627 |
Southern Extent: | 36.783745 |
Western Extent: | -148.63564 |
Eastern Extent: | -123.23551 |
Minimum Sonar Depth | 0 | Maximum Sonar Depth | 5.26 |
Minimum Altitude | 0 | Maximum Altitude | 4871.0171 |
Minimum Depth | 104.835 | Maximum Depth | 4890.5552 |
File Information
Files | File Size | Description |
---|---|---|
EX2307_Multibeam-metadata.json | Informal metadata text | |
EX2307_Multibeam_COLLECTION.xml | 30.8KB | XML metadata file |
mb_bag_info.tar.gz | 46.5KB | Additional cruise information |
wcp_bag_info.tar.gz | 7.4KB | Additional cruise information |
Files | File Size | Description |
---|---|---|
BIST.tar.gz | 51.1KB | BISTs data files |
asvp.tar.gz | 279.3KB | Sound Speed Profiles (SSP or SVP) |
backscatter.tar.gz | 744.86MB | Ancillary Data Files |
support.tar.gz | 0.71MB | Supporting data |
wcp.tar.gz | 189.7KB | Ancillary Data Files |
xbt.tar.gz | 0.60MB | Expendable Bathythermograph (XBT) data |
Water Column Sonar Data Available: | WCSD Map Viewer |