Year Range | Sensor Type | Number of Images | Acquisition Months | Path/rows | Spatial Resolution |
1988-1997 | TM | 106 | March, April & May | 137/44 | 30 m |
1998-2007 | TM | 90 | March, April & May | 137/44 | 30 m |
2008-2018 | TM and OLI/TIRS | 117 | March, April & May | 137/43 and 137/44 | 30 m |