NOAA S-57 chart cell
Federated States of Micronesia - Lamotrek and Elato Atoll
US4TC4L0
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 553
- S-57 layers
- 21
- Published
- Apr 3, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 8.00000° N
- South
- 7.00000° N
- West
- 146.00000° E
- East
- 147.00000° E
- Center
- 7.50000° N, 146.50000° E
- Bounds area
- 3,574 sq nm
- Feature density
- 0.1547 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 26.3
- Smallest layer
- 1
- Largest layer
- 158
- Area sq km
- 12,258
- Features per sq km
- 0.04511
- SBDARE Seabed area 158
- DEPCNT Depth contour 151
- DEPARE Depth area 138
- UWTROC Underwater rock 14
- ADMARE 12
- LNDARE Land area 11
- M_QUAL Data quality 11
- COALNE Coastline 10
- BUISGL 8
- OBSTRN Obstruction 7
- LNDELV 5
- SEAARE Sea area 5
- SOUNDG Sounding 5
- SWPARE 4
- M_COVR Coverage 3
- LNDRGN Land region 2
- M_NPUB 2
- M_NSYS 2
- MAGVAR Magnetic variation 2
- VEGATN 2
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/US4TC4L0.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4TC4L0/1.0/US4TC4L0.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4TC4L0/1.0/US4TC4L0.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4TC4L0/1.0/US4TC4L0.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4TC4L0/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Apr 3, 2026 | metadata.json |