Notes: C, D, E, F, G, A, and B - Key: C - Origin: Iranian - Category: Octatonic Scales
The C Dastgah Rast Panjgah uses eight notes per octave. Because of this same reason it is a member of the so called Octatonic -scales that have Eight-note (or Eight-tone). On the piano keyboard, it is made up of no black keys: no and seven white keys: C, D, E, F, G, A, and B. This combination makes this scale - as well as the C Dastgah Mahur, - as great choices for composing or improvising Iranian music.
If we take a look a the key signature of the C Dastgah Rast Panjgah Scale we can find it has no flats and no sharps. Therefore, on sheet music you will find no accidentals on the score. The notes of this scale are: C, D, E, F, G, A, and B.