NOAA S-57 chart cell
Hagemeister Strait to Matogak River
US4AK3YR
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 201
- S-57 layers
- 19
- Published
- Jun 11, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 59.10000° N
- South
- 58.80000° N
- West
- 161.40000° W
- East
- 160.80000° W
- Center
- 58.95000° N, 161.10000° W
- Bounds area
- 335 sq nm
- Feature density
- 0.6006 / sq nm
Chart Statistics
19 largest layers shown
- Average features per layer
- 10.6
- Smallest layer
- 1
- Largest layer
- 44
- Area sq km
- 1,148
- Features per sq km
- 0.1751
- DEPCNT Depth contour 44
- UWTROC Underwater rock 44
- DEPARE Depth area 40
- LNDARE Land area 22
- COALNE Coastline 13
- SBDARE Seabed area 7
- RIVERS River 6
- SEAARE Sea area 5
- OBSTRN Obstruction 4
- M_QUAL Data quality 3
- MAGVAR Magnetic variation 3
- BUISGL 2
- SOUNDG Sounding 2
- ADMARE 1
- BUAARE 1
- LNDRGN Land region 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 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/US4AK3YR.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK3YR/2.0/US4AK3YR.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK3YR/2.0/US4AK3YR.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK3YR/2.0/US4AK3YR.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK3YR/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | Jun 11, 2026 | metadata.json |