NOAA S-57 chart cell

Islands of the Pacific Ocean - Bahia Fanonchuluyan Bay, CNMI

US4GU1NI

Usage band
Approach · code 4
Current edition
2.0
Features
117
S-57 layers
21
Published
Apr 21, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
15.30000° N
South
15.00000° N
West
145.80000° E
East
146.10000° E
Center
15.15000° N, 145.95000° E
Bounds area
313 sq nm
Feature density
0.3736 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
5.6
Smallest layer
1
Largest layer
29
Area sq km
1,074
Features per sq km
0.10893
  1. DEPCNT Depth contour 29
  2. DEPARE Depth area 27
  3. SBDARE Seabed area 17
  4. COALNE Coastline 9
  5. M_QUAL Data quality 5
  6. SOUNDG Sounding 5
  7. LNDARE Land area 4
  8. LNDRGN Land region 4
  9. SEAARE Sea area 3
  10. LNDELV 2
  11. M_NPUB 2
  12. ADMARE 1
  13. CONZNE 1
  14. COSARE 1
  15. CTRPNT 1
  16. EXEZNE 1
  17. M_COVR Coverage 1
  18. M_NSYS 1
  19. MAGVAR Magnetic variation 1
  20. SLOTOP 1

Nearby Chart Cells

Approach usage band

  1. Islands of the Pacific Ocean - Saipan Harbor to Bahia Laolao, CNMI US4GU1NH - about 17 nm away
  2. Islands of the Pacific Ocean - North of Puntan Sabaneta Point, CNMI US4GU1OI - about 18 nm away
  3. Islands of the Pacific Ocean - East of Aguijan Island, CNMI US4GU1MI - about 18 nm away
  4. Islands of the Pacific Ocean - North of Saipan Island, CNMI US4GU1OH - about 25 nm away
  5. Islands of the Pacific Ocean - Tinian Harbor to Aguijan Island, CNMI US4GU1MH - about 25 nm away
  6. Islands of the Pacific Ocean - North of Esmeralda Bank, CNMI US4GU1NG - about 35 nm away

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
2.0 Apr 21, 2026 metadata.json