Категория:Эмпирические данные про рельеф Земли: различия между версиями
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[[Category:Моделирование карт]] | [[Category:Моделирование карт]] | ||
− | [[Aster]] | + | [https://en.wikipedia.org/wiki/Digital_elevation_model#Sources [[Aster]] instrument of the Terra satellite is also freely available for 99% of the globe, and represents elevation at 30 meter resolution... When land topography and bathymetry is combined, a truly Global Relief Model is obtained... ALOS provides since 2016 a global 1-arc second DSM free of charge... OpenTopography[24] is a community access resource of high-resolution] |
http://www.opendem.info | http://www.opendem.info | ||
= Earth2014 = | = Earth2014 = | ||
+ | The Earth2014 global topography and relief model [17] provides layered topography grids at 1 arc-minute resolution. Other than [[#SRTM30plus]], [[#Earth2014]] provides information on ice-sheet heights and bedrock (that is, topography below the ice) over Antarctica and Greenland | ||
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[https://en.wikipedia.org/wiki/Global_Relief_Model#Earth2014_.282015.29 Earth2014 provides five different layers of height data, comprising Earth’s surface (lower interface of the atmosphere), topography and bathymetry of the oceans and major lakes, topography, bathymetry and bedrock, ice-sheet thicknesses and rock-equivalent topography. The Earth2014 global grids are provided as heights relative to the mean sea level] | [https://en.wikipedia.org/wiki/Global_Relief_Model#Earth2014_.282015.29 Earth2014 provides five different layers of height data, comprising Earth’s surface (lower interface of the atmosphere), topography and bathymetry of the oceans and major lakes, topography, bathymetry and bedrock, ice-sheet thicknesses and rock-equivalent topography. The Earth2014 global grids are provided as heights relative to the mean sea level] | ||
− | = | + | = SRTM30plus = |
+ | 2014 | ||
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+ | The SRTM30Plus dataset (used in NASA World Wind) attempts to combine GTOPO30, [[USGS#SRTM|SRTM]] and bathymetric data to produce a truly global elevation model. | ||
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combined bathymetry and topography model .. the 30_PLUS version offers 0.5 arc-min (900 m) resolution. The bathymetric data in SRTM30_PLUS stems from depth soundings (SONAR) and from satellite altimetry... Over land areas, SRTM30 data from the USGS is included. SRTM30_PLUS provides background information for Google Earth and Google Maps. | combined bathymetry and topography model .. the 30_PLUS version offers 0.5 arc-min (900 m) resolution. The bathymetric data in SRTM30_PLUS stems from depth soundings (SONAR) and from satellite altimetry... Over land areas, SRTM30 data from the USGS is included. SRTM30_PLUS provides background information for Google Earth and Google Maps. | ||
= Ground heights = | = Ground heights = |
Версия 15:52, 7 декабря 2017
Aster instrument of the Terra satellite is also freely available for 99% of the globe, and represents elevation at 30 meter resolution... When land topography and bathymetry is combined, a truly Global Relief Model is obtained... ALOS provides since 2016 a global 1-arc second DSM free of charge... OpenTopography[24 is a community access resource of high-resolution]
Содержание
Earth2014[править]
The Earth2014 global topography and relief model [17] provides layered topography grids at 1 arc-minute resolution. Other than #SRTM30plus, #Earth2014 provides information on ice-sheet heights and bedrock (that is, topography below the ice) over Antarctica and Greenland
SRTM30plus[править]
2014
The SRTM30Plus dataset (used in NASA World Wind) attempts to combine GTOPO30, SRTM and bathymetric data to produce a truly global elevation model.
combined bathymetry and topography model .. the 30_PLUS version offers 0.5 arc-min (900 m) resolution. The bathymetric data in SRTM30_PLUS stems from depth soundings (SONAR) and from satellite altimetry... Over land areas, SRTM30 data from the USGS is included. SRTM30_PLUS provides background information for Google Earth and Google Maps.
Ground heights[править]
Sea depths[править]
Seafloor gravity maps[править]
Explore The World's Most Detailed Map Of The Seafloor, Released Today Robbie Gonzalez 10/03/14 8:00p
from Google[править]
shelfs[править]
- Ngdc
- https://maps.ngdc.noaa.gov/viewers/bathymetry/ has 10 m depth contours from GEBCO_2014!!!
- USGS explorer shows shelfs with Google watermark.
- Map of the Norwegian continental shelf - visual horizontals at 100м, 200м, 300м
some regions[править]
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