| Project: | Transit to Black Hole |
| 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: | 2020-07-11 |
| End Date: | 2020-07-14 |
Multibeam Bathymetry

| Project: | Transit to Black Hole |
| Instrument: | Kongsberg EM124 |

| Number of Files: | 178 |
| Number of Records: | 52366 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 26811392 | 100% |
| Number of Good Beams | 25040895 | 93.4% |
| Number of Zero Beams | 0 | 0% |
| Number of Flagged Beams | 1770497 | 6.6% |

| Total Time: | 82.7096 hours |
| Total Track Length: | 1503.4329 km |
| Average Speed: | 18.177 km/hr (9.8148 knots) |

| Northern Extent: | 24.884039 |
| Southern Extent: | 13.562836 |
| Western Extent: | 136.4402 |
| Eastern Extent: | 144.50583 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 0 |
| Minimum Altitude | 3.52 | Maximum Altitude | 7120.2539 |
| Minimum Depth | 1362.2469 | Maximum Depth | 7567.6631 |
File Information


| Files | File Size | Description |
|---|---|---|
| BH_transit.bag.gz | 1431.24MB | Bathymetric Attributed Grid |
| BH_transit.bag.xml.gz | 16.2KB | Product Specific Metadata |
| Transit_95uncrt.xyz.gz | 69.70MB | xyz grid file provided by the originator |
| Transit_BlackHole_75m.tif.gz | 21.05MB | GeoTIFF survey image |
| Transit_BlackHole_75m.xyz.gz | 84.97MB | xyz grid file provided by the originator |

| Files | File Size | Description |
|---|---|---|
| DSSVPD_BlackHole_DAPR.pdf | 4.68MB | PDF metadata file |
| DSSVPD_Transit_BlackHole_DR.pdf | 0.82MB | PDF metadata file |
| PD20BH01.txt | 0.8KB | Informal metadata text |

| Files | File Size | Description |
|---|---|---|
| qpd_projects.tar.gz | 720.23MB | Ancillary Data Files |
| qps_projects.tar.gz | 3005.67MB | Ancillary Data Files |
| soundspeed_processed.tar.gz | 4.0KB | Ancillary Data Files |