NOAA S-57 chart cell

North Pacific Ocean - North approaches Gardner Pinnacles

US4HI2RD

Usage band
Approach · code 4
Current edition
1.0
Features
25
S-57 layers
12
Published
Sep 5, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
25.50000° N
South
25.20000° N
West
168.30000° W
East
168.00000° W
Center
25.35000° N, 168.15000° W
Bounds area
293 sq nm
Feature density
0.0853 / sq nm

Chart Statistics

12 largest layers shown

Average features per layer
2.1
Smallest layer
1
Largest layer
5
Area sq km
1,006
Features per sq km
0.02486
  1. M_QUAL Data quality 5
  2. RESARE 4
  3. DEPARE Depth area 3
  4. DEPCNT Depth contour 2
  5. M_NPUB 2
  6. MAGVAR Magnetic variation 2
  7. SOUNDG Sounding 2
  8. CONZNE 1
  9. EXEZNE 1
  10. M_COVR Coverage 1
  11. M_NSYS 1
  12. TESARE 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 Sep 5, 2025 metadata.json