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## The Surya Prajnapti Sutra
Thus, when the Sun sets out from its abode, it traverses the successive mandalas, and in those successive mandalas, in those respective regions, it traverses the respective half-mandala formations, moving and moving towards the northern part of the space, and from that point onwards, it traverses the entire outer northern half-mandala formation.
10. When the Sun traverses the entire outer northern half-mandala formation, then the day is of eighteen muhurtas, which is equal to twelve muhurtas of night.
This is the first six months, this is the end of the first six months.
When the Sun enters the second six months, in the first half of the day and night, it traverses the outer southern half-mandala formation, moving towards the northern part of the space, and from that point onwards.
When the Sun traverses the outer southern half-mandala formation, then the day is of eighteen muhurtas, less two one-eighth muhurtas, which is equal to twelve muhurtas of night, less two one-eighth muhurtas.
When the Sun enters the second six months, in the second half of the day and night, it traverses the outer northern half-mandala formation, moving towards the southern part of the space, and from that point onwards.
When the Sun traverses the outer northern half-mandala formation, then the day is of eighteen muhurtas, less four one-eighth muhurtas, which is equal to twelve muhurtas of night, less four one-eighth muhurtas.
Thus, when the Sun sets out from its abode, it traverses the successive mandalas, and in those successive mandalas, in those respective regions, it traverses the respective half-mandala formations, moving and moving towards the southern part of the space, and from that point onwards, it traverses the entire outer southern half-mandala formation.
When the Sun traverses the entire outer southern half-mandala formation, then the day is of eighteen muhurtas, which is equal to twelve muhurtas of night.
This is the second six months, this is the end of the second six months.
This is the solar year, this is the end of the solar year.
The Sun's Northern Half-mandala Formation
13. How is the northern half-mandala formation?
Thus, in Jambudvipa, in the island, in all the islands and oceans, in all the spaces, in all the directions, it extends in a circle, with a diameter of one hundred thousand yojanas, three hundred thousand yojanas, two hundred and twenty-seven yojanas, three...