बिबसु

Raag Bibasu is a complete scale with all 7 notes in both ascent and descent raga in the Carnatic classical music tradition.. With its Sampurna-Sampurna jati structure, this raag creates a distinctive tonal landscape. The predominant rasa is Peace/Tranquility (शांत), making it suitable for compositions that evoke peaceful, meditative emotions. It is traditionally performed during evening hours, and its melodic contour offers rich possibilities for alapana, kalpanaswaram, and creative improvisation.

As part of the rich tapestry of Indian classical music, Raag Bibasu represents the deep connection between melodic structure and emotional expression that defines the Carnatic tradition.

Bibasu is a rare janya raag of the Carnatic classical tradition. The name may derive from the Sanskrit vibhavasu (विभावसु), a poetic epithet for the sun meaning one who shines with radiance or the effulgent one. Bibasu can be seen as a Tamil/Telugu phonological adaptation of vibhavasu, following common sound transformations (v→b, bh→b, s→s) in Dravidian phonology. The sun god (Surya) is one of the Navagraha deities in Hindu tradition, and solar-themed raag naming has a long tradition in both Carnatic and Hindustani music. Raags with solar associations tend to be performed in the morning hours, as dawn and sunrise have historically been linked to solar invocations in Indian music practice. Venkatamakhin's 72-melakarta taxonomy (c. 1620 CE) provides the classification framework, but Bibasu's parent melakarta and swaras have not been documented in standard Carnatic reference works. Without verified arohana/avarohana, a Hindustani thaat assignment is not possible.