NOAA S-57 chart cell

Chamisso Harbor, Mortlock Islands

US556595

Usage band
Harbor · code 5
Current edition
1.1
Features
301
S-57 layers
19
Published
Dec 16, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
5.53675° N
South
5.48062° N
West
153.77434° E
East
153.82962° E
Center
5.50869° N, 153.80198° E
Bounds area
11 sq nm
Feature density
27.0348 / sq nm

Chart Statistics

19 largest layers shown

Average features per layer
15.8
Smallest layer
1
Largest layer
134
Area sq km
38
Features per sq km
7.88209
  1. SBDARE Seabed area 134
  2. DEPARE Depth area 55
  3. DEPCNT Depth contour 53
  4. UWTROC Underwater rock 11
  5. BUISGL 10
  6. M_QUAL Data quality 9
  7. COALNE Coastline 5
  8. ADMARE 4
  9. LNDARE Land area 4
  10. SWPARE 4
  11. SOUNDG Sounding 3
  12. SEAARE Sea area 2
  13. C_ASSO 1
  14. CTNARE Caution area 1
  15. M_COVR Coverage 1
  16. M_NPUB 1
  17. M_NSYS 1
  18. MAGVAR Magnetic variation 1
  19. SLCONS Shoreline construction 1

Nearby Chart Cells

Harbor 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
1.1 Dec 16, 2025 metadata.json