A basis for the organisation and classification of ragas depending on the notes used
Thaat:
Kalyan
Preferred time or season for playing
Time:
Late evening
The most prominent note of a raga
Vadi
/
The second most prominent note of a raga
Samvadi:
, 
Categorization based on number of notes used in aroh and avaroh
Jati:
Containing 5 notes
Audav
-
Containing 7 notes
Sampurna
Emotions evoked by the raga
Mood:
Gambhir (Serious), Shant (Serene, Peaceful)
Shuddha Kalyan is a variant of Kalyan. It uses the notes of Bhoop in the
Ascending movement of notes
aroh
 and Kalyan in the
Descending movement of notes
avaroh
. Hence, and are omitted in
Ascending movement of notes
aroh
 and all seven notes are used in the
Descending movement of notes
avaroh
. Except
A sharp note
tivra
 , all the other notes are
A natural note (corresponds to notes in Western major scale)
shuddha
. Both and , used only in
Descending movement of notes
avaroh
, are weak and are used in
Transitioning from one note to another in a gliding manner
meend
 movements and as
A note played for a short duration before the main note
grace
 notes in
Melodic improvisation that introduces and develops a raga
alap
, without any sustenance. and phrases use and respectively, in
Transitioning from one note to another in a gliding manner
meend
. These two are the important phrases of this raga. This raga is suited for Dhrupad and Khayals due to its serious nature.