In This Article
What Is the Melakarta System?
The Melakarta system is Carnatic music's most elegant theoretical achievement — a systematic classification of 72 parent ragas (also called janaka ragas) from which thousands of derivative ragas (janya ragas) are derived. Each Melakarta raga contains all seven notes (sa, ri, ga, ma, pa, da, ni) in both ascending and descending scales, making them "complete" ragas.
What makes this system remarkable is its mathematical precision combined with musical usefulness. Unlike Western scale systems that grew organically, the Melakarta was designed as a complete taxonomy — every possible combination of note variations is accounted for, giving the tradition a uniquely rational foundation.
The Mathematical Structure
The 72 ragas are divided into two halves of 36 ragas each, based on whether they use suddha madhyama (natural fourth) or prati madhyama (augmented fourth). Within each half, the 36 ragas are organised in 6 chakras (groups) of 6 ragas each. The chakras are built on combinations of the variants of ri and ga, while the 6 ragas within each chakra vary in da and ni.
This systematic arrangement means that once you understand the structure, you can derive any Melakarta raga's notes from its position in the scheme. The famous katapayadi sankhya — a mnemonic system — even encodes the raga's scale into its name.
Venkatamakhin's Contribution
The 72 Melakarta scheme was codified by Venkatamakhin in his 17th-century treatise Chaturdandi Prakashika. His insight was to recognise that 72 is the exact number of possible combinations given the available note variants in Indian music. Before him, the tradition had no complete classification — Venkatamakhin gave Carnatic music a theoretical framework that has stood for over 350 years.
Practical Use in Concerts
In practice, most concert ragas are janyas — derivatives of Melakarta ragas. Kalyani (Melakarta 65), Shankarabharanam (Melakarta 29), and Todi (Melakarta 8) are among the most commonly performed Melakarta ragas. But many beloved ragas like Mohanam, Hamsadhwani, and Hindolam are janyas derived from parent Melakartas. Understanding the Melakarta system helps listeners appreciate the lineage of ragas — each derivative carries the DNA of its parent scale.
For advanced students and rasikas, learning the Melakarta system transforms your listening experience. You begin to hear not just individual ragas but the vast melodic landscape they inhabit — a tradition where every emotion, every time of day, every devotional mood has a corresponding scale waiting to be explored.