Nihiru Atoll |    |
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Index | SMNT-167S-1428W |
Classification | Small A1 Atoll |
Location | 16º 43.51' S 142º 50.88' W |
Elongation Irregularity | 1.20 ± 0.06 1.01 ± 0.00 |
Plate Age | 47.6 - 48.4 Ma |
Oceanic Province | Abyssal Plain |
Region | Tuamotu Seamount Trail |
Alternative Names | |
Plate | Pacific Plate |
Age | |
Tectonic Setting | Hotspot Trail |
Seamount Top | 205 m |
Volume | 1119 km3 |
Ocean Bottom | 1935 m |
Shelf Edge
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Volcanic Activity | |
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 | Description | Nihiru Atoll is located at 16¿ 43.5' S, 142¿ 50.9' W and is part of the Tuamotu Seamount Trail on the Pacific Plate. It is 1730 m high with the top at -205 m and ocean bottom at -1935 m. The seamount is fairly small with a volume of 1118 km3. It is relatively round and smooth with little elongation or irregularity. The azimuth is at approximately 212¿. |
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Nihiru Atoll -- Multibeam data merged with predicted satellite bathymetry |
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Nihiru Atoll -- Multibeam bathymetry |
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Nihiru Atoll -- Predicted satellite bathymetry |
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Nihiru Atoll -- Residual bathymetry |
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Tuamotu Seamount Trail -- Multibeam bathymetry |
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Tuamotu Seamount Trail -- Predicted satellite bathymetry |
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Nihiru Atoll -- Multibeam data merged with predicted satellite bathymetry |
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Nihiru Atoll -- Multibeam bathymetry |
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Nihiru Atoll -- Predicted satellite bathymetry |
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Nihiru Atoll -- Residual bathymetry |
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Tuamotu Seamount Trail -- Multibeam bathymetry |
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Tuamotu Seamount Trail -- Predicted satellite bathymetry |
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Depth |
Azimuth |
Area |
Length |
Width |
Elongation |
Contour |
Ellipse |
Irregularity |
|
m |
degrees |
km2 |
km |
km |
ratio |
km |
km |
ratio |
|
|
897 |
209.1 |
366.7 |
23.8 |
20.8 |
1.144 |
69.0 |
68.1 |
1.014 |
1070 |
212.7 |
447.5 |
26.9 |
22.5 |
1.195 |
76.5 |
75.4 |
1.014 |
1243 |
214.1 |
544.7 |
30.5 |
24.2 |
1.261 |
84.8 |
83.6 |
1.015 |
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16 % Multibeam Coverage |
1.20 ± 0.06 |
1.01 ± 0.00 |
1730 m High |
1 Summit |
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