Image Type |
Pixel Size (m) |
Swath (km) |
Availability |
QuickBird |
0.6-2.44 |
16.4 |
Commercial |
IKONOS |
0.82-2.0 or 3.2-8 |
11.3 |
Commercial |
SPOT 1-4 |
10 or 20 |
60 |
Commercial |
SPOT 5 |
2.5, 5, or 10 |
60 |
Commercial |
ASTER |
15, 30, 90 |
60 |
Public Domain |
SRTM |
90 |
225 |
Public Domain |
GTOPO30 |
1000 |
45 |
Public Domain |
|