Exploration through Survey of India maps

This is a step-by-step tutorial how to identify, download, geo-reference, convert and use Survey of India maps for exploration using offline mobile navigation.

Step 1 – Identify survey map sheet nr


Step 2 – Download survey map


Step 3 – Convert to JPG


Step 4 – Clip the borders

Microsoft Paint

Step 5 – Geo-ref map + export as MBTiles


Check the right latitude, longitude coordinates mentioned at the corners of the original Survey map

Step 6 – Convert to SQLite format


python3 mbtiles2osmand.py 47F_6_clip.mbtiles 47F_6_clip.sqlitedb

Step 7 – Load in OSMAnd

Download the SQLitedb file in your phone and set as Overlay map in OSMAnd

Congratulations! You are now ready to explore the region using offline Survey of India maps on your mobile phone

Leave a Reply

Your email address will not be published. Required fields are marked *