NOAA S-57 chart cell
Shelikof Strait
US4AK4JC
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 192
- S-57 layers
- 28
- Published
- Aug 1, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.90000° N
- South
- 57.60000° N
- West
- 154.80000° W
- East
- 154.20000° W
- Center
- 57.75000° N, 154.50000° W
- Bounds area
- 346 sq nm
- Feature density
- 0.5545 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 6.9
- Smallest layer
- 1
- Largest layer
- 41
- Area sq km
- 1,188
- Features per sq km
- 0.16167
- DEPCNT Depth contour 41
- DEPARE Depth area 38
- SBDARE Seabed area 26
- UWTROC Underwater rock 21
- LNDELV 8
- M_VDAT 8
- WEDKLP 8
- MAGVAR Magnetic variation 5
- SOUNDG Sounding 5
- COALNE Coastline 4
- RIVERS River 4
- M_QUAL Data quality 3
- SEAARE Sea area 3
- LNDARE Land area 2
- LNDMRK 2
- LNDRGN Land region 2
- ADMARE 1
- BOYLAT Lateral buoy 1
- BOYSPP Special purpose buoy 1
- BUISGL 1
Nearby Chart Cells
Approach 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/US4AK4JC.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK4JC/1.0/US4AK4JC.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK4JC/1.0/US4AK4JC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK4JC/1.0/US4AK4JC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK4JC/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Aug 1, 2025 | metadata.json |