LANDSAT-7 SATELLITE IMAGERY
Its multispectral sensor provides imagery with a Ground Sampling Distance (GSD) ranging from 15m to 60m (see table 1) with a 16 day revisit time.
© Landsat imagery courtesy of NASA Goddard Space Flight Center and U.S. Geological Survey
OVERVIEW OF LANDSAT-7
|Spectral Bands||Eight spectral bands (450-12500nm) with one panchromatic (15m), three visible (30m), one near-infrared (30m), two SWIR (30m) and one thermal (60m) band|
|Ground Sampling Distance (GSD)||15-30km|
|Launch/Life Expectancy||1999 - 2020|
|Revisit Time||16 days|
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