| Project: | Yap 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: | 2019-04-18 |
| End Date: | 2019-04-19 |
Multibeam Bathymetry

| Project: | Yap Trench |
| Instrument: | Kongsberg EM124 |

| Number of Files: | 84 |
| Number of Records: | 13439 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 3440384 | 100% |
| Number of Good Beams | 3307979 | 96.15% |
| Number of Zero Beams | 0 | 0% |
| Number of Flagged Beams | 132405 | 3.85% |

| Total Time: | 35.1409 hours |
| Total Track Length: | 666.9662 km |
| Average Speed: | 18.98 km/hr (10.2484 knots) |

| Northern Extent: | 11.160708 |
| Southern Extent: | 7.248269 |
| Western Extent: | 136.07643 |
| Eastern Extent: | 139.65219 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 0 |
| Minimum Altitude | 3.74 | Maximum Altitude | 8939.5703 |
| Minimum Depth | 4876.9121 | Maximum Depth | 10108.0527 |
File Information


| Files | File Size | Description |
|---|---|---|
| YapMosaic_40m.tiff.gz | 28.56MB | GeoTIFF survey image |
| YapTrench_CUBE_75m.bag.gz | 243.65MB | Bathymetric Attributed Grid |
| YapTrench_CUBE_75m.bag.xml.gz | 16.1KB | Product Specific Metadata |
| YapTrench_CUBE_75m.tif.gz | 10.32MB | GeoTIFF survey image |
| YapTrench_CUBE_75m.xyz.gz | 56.41MB | xyz grid file provided by the originator |
| Yap_CubeUncert.xyz.gz | 51.15MB | xyz grid file provided by the originator |

| Files | File Size | Description |
|---|---|---|
| DSSVPD_BPY_DAPR.pdf | 3.33MB | PDF metadata file |
| DSSVPD_Yap_DR.pdf | 2.24MB | PDF metadata file |
| PD19YT02.txt | 0.8KB | Informal metadata text |

| Files | File Size | Description |
|---|---|---|
| qpd_projects.tar.gz | 97.66MB | Ancillary Data Files |
| qps_projects.tar.gz | 2410.73MB | Ancillary Data Files |
| soundspeed_processed.tar.gz | 442 Bytes | Ancillary Data Files |