NOAA S-57 chart cell
Baranof Island - Chatham Strait
US4AK5MJ
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 914
- S-57 layers
- 31
- Published
- May 10, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 57.00000° N
- South
- 56.70000° N
- West
- 135.00000° W
- East
- 134.40000° W
- Center
- 56.85000° N, 134.70000° W
- Bounds area
- 355 sq nm
- Feature density
- 2.5759 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 29.5
- Smallest layer
- 1
- Largest layer
- 227
- Area sq km
- 1,217
- Features per sq km
- 0.75101
- DEPCNT Depth contour 227
- DEPARE Depth area 210
- SBDARE Seabed area 133
- COALNE Coastline 101
- UWTROC Underwater rock 35
- LNDELV 33
- RIVERS River 30
- WEDKLP 30
- LNDARE Land area 20
- M_QUAL Data quality 14
- SLOGRD 14
- SOUNDG Sounding 12
- MAGVAR Magnetic variation 7
- SEAARE Sea area 7
- VEGATN 7
- LNDRGN Land region 5
- M_NPUB 4
- OBSTRN Obstruction 4
- LIGHTS Light 3
- ADMARE 2
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/US4AK5MJ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK5MJ/1.0/US4AK5MJ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK5MJ/1.0/US4AK5MJ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK5MJ/1.0/US4AK5MJ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK5MJ/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | May 10, 2024 | metadata.json |