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The twelfth Samavaya's eighth and ninth sutras mention twelve Muhurtas for the shortest night and day, which is also described in Surya-Prajnapti 703.
The fifteenth Samavaya's third and fourth sutras describe the covering and uncovering of the moon by Dhruva-Rahu, which is also found in Surya-Prajnapti 04.
The eighteenth Samavaya's eighth sutra states that in the months of Paush and Ashadha, there is one day with eighteen Muhurtas and one night with eighteen Muhurtas. This is also mentioned in Surya-Prajnapti 05.
The nineteenth Samavaya's second sutra states that the sun reaches a height and depth of nineteen hundred yojanas in Jambudvipa. This is also found in Surya-Prajnapti 06.
The twenty-fourth Samavaya's fourth sutra states that the sun, while in Uttarayana, casts a shadow of twenty-four angulas in the first prahar and then turns back. This is also mentioned in Surya-Prajnapti 707.
The twenty-seventh Samavaya's second and third sutras state that in Jambudvipa, there are twenty-seven nakshatras, excluding Abhijit, and that a nakshatra month consists of twenty-seven aharatras. This is also found in Surya-Prajnapti 08.
The description from the third to the seventh sutras of the twenty-ninth Samavaya is also found in Surya-Prajnapti 709. The thirtieth Samavaya's third sutra lists the names of thirty Muhurtas, which are also found in Surya-Prajnapti 10.
The thirty-first Samavaya's fourth and fifth sutras state that an adhik Maas is slightly longer than thirty-one nights and that a Surya Maas is slightly shorter than thirty-one aharatras. This is also found in Surya-Prajnapti 011.
The thirty-second Samavaya's fifth sutra mentions thirty-two stars in the Revati nakshatra, which is also found in Surya-Prajnapti 12.
The thirty-sixth Samavaya's fourth sutra states that in the months of Chaitra and Ashwin, the length of the paurusha shadow is thirty-six angulas on one day. This is also found in Surya-Prajnapti 13.
The thirty-seventh Samavaya's fifth sutra states that on the seventh day of Kartik Krishna, the sun casts a paurusha shadow of thirty-seven angulas and moves. This is found in Surya-Prajnapti 14. 703. Surya-Prajnapti-Prabhrit 1, Pra. 1, Sutra 11 704. Surya-Prajnapti-Prabhrit 20, Pra. 3, Pra. Sutra 105, Su. 35 705. Surya-Prajnapti-Prabhrit 1, Pra. 6, Sutra 18 706. Surya-Prajnapti-Prabhrit 4, Pra. Sutra 25 707. Surya-Prajnapti-Prabhrit 10, Pra. Sutra 46 708. Surya-Prajnapti-Prabhrit 10, 12 Pra. 1, Sutra 32, 72 709. Surya-Prajnapti-Prabhrit 12, Sutra 72 710. Surya-Prajnapti-Prabhrit 10, Pra. 13, Sutra 47 711. Surya-Prajnapti-Prabhrit 12, Sutra 72 712. Surya-Prajnapti-Prabhrit Pra. 10, 9 Sutra 72 713. Surya-Prajnapti-Pra. 10, Pra. 2., Su. 43 714. Surya-Prajnapti-Pra. 10, Su. 43
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