NOAA S-57 chart cell
Holkham Bay and Tracy Arm
US5AK2YP
- Usage band
- Harbor · code 5
- Current edition
- 4.0
- Features
- 79
- S-57 layers
- 16
- Published
- Jun 10, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.90000° N
- South
- 57.82500° N
- West
- 133.80000° W
- East
- 133.65000° W
- Center
- 57.86250° N, 133.72500° W
- Bounds area
- 22 sq nm
- Feature density
- 3.6619 / sq nm
Chart Statistics
16 largest layers shown
- Average features per layer
- 4.9
- Smallest layer
- 1
- Largest layer
- 26
- Area sq km
- 74
- Features per sq km
- 1.06765
- DEPARE Depth area 26
- DEPCNT Depth contour 24
- LNDELV 7
- M_QUAL Data quality 3
- SBDARE Seabed area 3
- CBLARE 2
- COALNE Coastline 2
- RIVERS River 2
- SEAARE Sea area 2
- SOUNDG Sounding 2
- CTNARE Caution area 1
- LNDARE Land area 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
Nearby Chart Cells
Harbor usage band
Current Edition Files
The NOAA ZIP archive is the upstream source for this chart cell; the other files are Open Ships generated derivatives for web and GIS use.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US5AK2YP.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5AK2YP/4.0/US5AK2YP.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5AK2YP/4.0/US5AK2YP.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5AK2YP/4.0/US5AK2YP.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5AK2YP/4.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 4.0 | Jun 10, 2026 | metadata.json |