| Project: | Puerto Rico Trench |
| Instrument: | Kongsberg EM124 |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Pressure Drop |
| Chief Scientist: | Bongiovanni, Cassie Caladan Oceanic LLC |
| Source Organization: | Caladan Oceanic LLC |
| Start Date: | 2018-12-14 |
| End Date: | 2018-12-18 |
Multibeam Bathymetry

| Project: | Puerto Rico Trench |
| Instrument: | Kongsberg EM124 |

| Number of Files: | 75 |
| Number of Records: | 5081 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 1300736 | 100% |
| Number of Good Beams | 737702 | 56.71% |
| Number of Zero Beams | 0 | 0% |
| Number of Flagged Beams | 563034 | 43.29% |

| Total Time: | 29.2505 hours |
| Total Track Length: | 431.9927 km |
| Average Speed: | 14.769 km/hr (7.9746 knots) |

| Northern Extent: | 19.76694 |
| Southern Extent: | 19.38156 |
| Western Extent: | -68.326675 |
| Eastern Extent: | -67.1295 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 0 |
| Minimum Altitude | 4.2 | Maximum Altitude | 8405.9492 |
| Minimum Depth | 5060.3188 | Maximum Depth | 8443.8623 |
File Information


| Files | File Size | Description |
|---|---|---|
| PRT_01132019.bag.gz | 12.25MB | Bathymetric Attributed Grid |
| PRT_01132019.bag.xml.gz | 16.1KB | Product Specific Metadata |
| PRT_01132019_Cube.xyz.gz | 29.45MB | xyz grid file provided by the originator |
| PRT_01132019_final.tif.gz | 2.49MB | GeoTIFF survey image |
| PRT_backscatter.tiff.gz | 2.36MB | GeoTIFF survey image |
| Uncertainty95.tif.gz | 1.19MB | GeoTIFF survey image |

| Files | File Size | Description |
|---|---|---|
| DSSVPD_PRT_DAPR.pdf | 5.12MB | PDF metadata file |
| DSSVPD_PRT_DR.pdf | 3.12MB | PDF metadata file |
| PD18PR04.txt | 0.9KB | Informal metadata text |

| Files | File Size | Description |
|---|---|---|
| qpd_projects.tar.gz | 56.03MB | Ancillary Data Files |
| qps_projects.tar.gz | 623.00MB | Ancillary Data Files |
| soundspeed_processed.tar.gz | 261.4KB | Ancillary Data Files |
| soundspeed_raw.tar.gz | 3.51MB | Ancillary Data Files |