| Bases | TA – CA (m2) | CA (m2) |
| SRTM 1 | 12,031,968.95 | 14,796,071.27 |
| SRTM 2 | 8,368,499.30 | 10,337,222.69 |
| ASTER 1 | 14,900,962.38 | 14,824,845.35 |
| ASTER 2 | 13,251,920.25 | 5,394,755.19 |