NOAA S-57 chart cell
Surok Point to Pye Islands
US4AK4PJ
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 1,581
- S-57 layers
- 28
- Published
- Oct 26, 2023
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 59.70000° N
- South
- 59.40000° N
- West
- 150.60000° W
- East
- 150.00000° W
- Center
- 59.55000° N, 150.30000° W
- Bounds area
- 329 sq nm
- Feature density
- 4.8078 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 56.5
- Smallest layer
- 1
- Largest layer
- 491
- Area sq km
- 1,128
- Features per sq km
- 1.40173
- UWTROC Underwater rock 491
- DEPCNT Depth contour 215
- DEPARE Depth area 196
- SBDARE Seabed area 165
- COALNE Coastline 113
- LNDELV 76
- OBSTRN Obstruction 74
- RIVERS River 58
- LNDARE Land area 37
- SEAARE Sea area 32
- SLOTOP 31
- WEDKLP 16
- M_QUAL Data quality 15
- ICEARE 14
- LAKARE 14
- LNDRGN Land region 13
- SOUNDG Sounding 10
- BCNSPP Special purpose beacon 1
- BUISGL 1
- CTNARE Caution area 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/US4AK4PJ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4AK4PJ/1.0/US4AK4PJ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4AK4PJ/1.0/US4AK4PJ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4AK4PJ/1.0/US4AK4PJ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4AK4PJ/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Oct 26, 2023 | metadata.json |