"Sa" is just the tonic. So it does not matter if the root is C or C# or F# or whatever, all "major" scales will map to the same raaga (in different tonic).
Originally Posted by Guitar boy
That is why raagas are more like modes.
Ionian mode maps to shankharabharanam, dorian to kharaharapriya etc. irrespective of the tonic.
Also, read the first few pages of this thread. A lot of questions are answered there.
This thread is now 7 pages long, and though most of it is pointless arguments, there is some useful information for those who look for it.
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