Tall, virgin, charming, her eyes like lotuses, ears clustered with celestial flowers, Sohini is a lovely form.
She holds a lute and her songs are amorous The raga is of audav-shadav nature, i.e., it has five swaras (notes) in the arohana (ascent) and six in the avarohana.
It is an Uttaranga pradhan raga, with the higher notes on the saptak (octave) being used more frequently.
Raga Sohini is associated with very late night / pre-dawn, the last or eighth period of day, roughly from 3-6AM.
Note that these are composed in the Carnatic ragam Hamsanandi, which Sohni sounds similar to.