Usha ( Chuvash. Usha, Usha çăltăr ) - in Chuvash mythology, the morning star, the star of the morning dawn, glows especially brightly in the fall, in the month of jupe ( October ).
According to mythological representations of the unbaptized Chuvashs , starting from midnight until sunrise, they are fighting the night darkness, Evil. By name, image and actions it goes back to ancient Indo-Iranian mythological representations (other ind. Ushas is a star; other is Iran. Ush (a) is a star, dawn, morning; Ushakhina is a deity of time from midnight to dawn).