rd_topography.md

@@ -31,6 +31,10 @@ The SRTM 90m DEM’s have a resolution of 90m at the equator, and are provided i
 
 Data downloaded on <DATE> by Amirpasha. 
 
+1. 250m ( SRTM) in TIF format in 3 files (each 5 GB)
+2. SRTMv4.1 5_5x5_ascii in ASC,PRJ formats in 72 subsets each 2 files 
+3. SRTMv4.1 6_5x5_TIFs in TIF, HDR,TFW formats in 72 subsets each 3 files 
+
 Permanent local storage of original files on `/p/largedata/cstes`
 
 Rasdaman import by <NAME> on <DATE>.