NOAA S-57 chart cell
Islands of the Pacific Ocean - North of Esmeralda Bank, CNMI
US4GU1NG
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 27
- S-57 layers
- 15
- Published
- Aug 20, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 15.30000° N
- South
- 15.00000° N
- West
- 145.20000° E
- East
- 145.50000° E
- Center
- 15.15000° N, 145.35000° E
- Bounds area
- 313 sq nm
- Feature density
- 0.0862 / sq nm
Chart Statistics
15 largest layers shown
- Average features per layer
- 1.8
- Smallest layer
- 1
- Largest layer
- 5
- Area sq km
- 1,074
- Features per sq km
- 0.02514
- DEPARE Depth area 5
- DEPCNT Depth contour 4
- SOUNDG Sounding 3
- BOYSPP Special purpose buoy 2
- LIGHTS Light 2
- M_NPUB 2
- CONZNE 1
- EXEZNE 1
- M_COVR Coverage 1
- M_NSYS 1
- M_QUAL Data quality 1
- MAGVAR Magnetic variation 1
- OBSTRN Obstruction 1
- SEAARE Sea area 1
- 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.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US4GU1NG.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4GU1NG/1.0/US4GU1NG.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4GU1NG/1.0/US4GU1NG.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4GU1NG/1.0/US4GU1NG.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4GU1NG/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Aug 20, 2025 | metadata.json |