Search
  • ASTER GDEM search system has 4 methods for tile selection. You can select tiles with one of the following methods.

    Select tiles directly
    Select tiles by polygon
    Select tiles by shapefile
    Select tiles by coordinates

  • If you want to reset or reselect, please click Clear button.

  • After selecting tiles, click Next button.
 
     
How-to (Select tiles directly)
  • Map can be scrolled and zoomed by cursor.
    Zooming is possible both by mouse and scale bar on the top of the map.
    When clicking [# Grid] button, tiles will appear.
    To select tiles, press [Start] button, and click tiles by cursor.
    When clicking [Clear] button or each selected tile twice, the selection is cleared.
    After selecting tiles, click [Next] button.
  • How-to (Select tiles by polygon)
  • Map can be scrolled and zoomed by cursor.
    Zooming is possible both by mouse and scale bar on the top of the map.
    When clicking [# Grid] button, tiles will appear.
    Specify point of the polygon by cursor to select tiles.
    Joint the starting and ending points by double click to complete the polygon.
    When clicking [Clear] button, the selection is cleared.
    After drawing a polygon, click [OK] button.
  • How-to (Select tiles by shape file)
  • Map can be scrolled and zoomed by cursor.
    Zooming is possible both by mouse and scale bar on the top of the map.
    Specify a shape file to select tiles.
    When clicking [Clear] button, the selection is cleared.
    After specifying a shape file, click [OK] button.
  • How-to (Select tiles by coordinates)
  • Map can be scrolled and zoomed by cursor.
    Zooming is possible both by mouse and scale bar on the top of the map.
    To select tiles, enter the latitude N/S and longitude E/W to make a rectangle for your AOI. Or, when clicking each entry box and pointing on the map by cursor, the coordinates of the point are automatically entered in the box.
    When clicking [Clear] button, the selection is cleared.
    After specifying coordinates, click [OK] button.
  • ASTER GDEM
    Copyright (c) 2009 Earth Remote Sensing Data Analysis Center (ERSDAC) All rights reserved.
    Fix the polygon ?
    Fix the region ?
    Clear all tile selection ?
    Invalid vertexes specified.
    Shapefile not specified.
    Invalid shapefile specified.
    Northern edge
    Southern edge
    Western edge
    Eastern edge
    is not specified.
    is not numerical.
    is too small.
    is too large.
    is invalid.
    Northern edge is the same as Southern one.
    Northern edge value is not northen.
    Western edge is the same as Eastern one.
    Tile selecting failed.
    Tile selecting failed.