
Here is the links for download SRTM Version 4.1 covers Indonesia which is distributed in ASCII format in Geographic Coordinate System (Decimal Degree) and Datum WGS 1984. This SRTM data was derived from USGS/NASA that has been further processed by CIAT in otder to produce seamless mosaic. NO DATA area has been filled using interpolation as mentioned by Reuter et al (2007).
Here is the links for download SRTM data covers Indonesia in ASCII fromat. Total data is about 300MB in size.
Just CLICK on the SRTM sheet you need on the map above.
As alternative, please visit the following download link. Please mind the SRTM Indeks.
