NOAA S-57 chart cell

Alaska

US4AK6FN

Usage band
Approach · code 4
Current edition
1.0
Features
18
S-57 layers
14
Published
Dec 22, 2023
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
61.20000° N
South
60.90000° N
West
166.20000° W
East
165.60000° W
Center
61.05000° N, 165.90000° W
Bounds area
314 sq nm
Feature density
0.0573 / sq nm

Chart Statistics

14 largest layers shown

Average features per layer
1.3
Smallest layer
1
Largest layer
3
Area sq km
1,077
Features per sq km
0.01671
  1. DEPARE Depth area 3
  2. DEPCNT Depth contour 2
  3. M_NPUB 2
  4. ADMARE 1
  5. COALNE Coastline 1
  6. CONZNE 1
  7. EXEZNE 1
  8. LNDARE Land area 1
  9. M_COVR Coverage 1
  10. M_NSYS 1
  11. M_QUAL Data quality 1
  12. MAGVAR Magnetic variation 1
  13. SEAARE Sea area 1
  14. SOUNDG Sounding 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.

Editions

Edition Published Metadata
1.0 Dec 22, 2023 metadata.json