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Astral Atlas
Wiki concept · Indian astrology

Chaturvimsamsa

Also called Caturviṃśāṃśa · Chaturvimshamsha · D24

The D24 Jyotish chart, derived from 24 portions of each zodiac sign under a declared rule.

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Word origin · etymology

Sanskrit numerical compound: caturviṃśāṃśa.

Caturviṃśa means twenty-fourth and aṃśa a portion. This is the numerical name of D24; its alternative traditional name Siddhamsa is distinct.

Monier-Williams Sanskrit-English Dictionary: caturviṃśa (University of Hyderabad) ↗Monier-Williams Sanskrit-English Dictionary: aṃśa (University of Hyderabad) ↗Bṛhat Parāśara Horā Śāstra, Sanskrit chapter 6.2–4: sixteen names (printed p. 68) ↗

How we know · epistemology

Twenty-fourth-part convention with documented alternatives

The conventional forward sequence and Rao’s later even-sign reversal are distinct methods. Results are comparable only when the method and zodiac reference agree. Neither version is an empirical test of educational ability.

Bṛhat Parāśara Horā Śāstra, chapter 6: divisional definitions ↗P. V. R. Narasimha Rao, Correct Siddhamsa Chart of Parasara (2012), pp. 1–2 ↗

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  1. Bṛhat Parāśara Horā Śāstra, Sanskrit chapter 6.2–4: sixteen names (printed p. 68) ↗
  2. Bṛhat Parāśara Horā Śāstra, chapter 6: divisional definitions ↗
  3. Monier-Williams Sanskrit-English Dictionary: caturviṃśa (University of Hyderabad) ↗
  4. Monier-Williams Sanskrit-English Dictionary: aṃśa (University of Hyderabad) ↗
  5. P. V. R. Narasimha Rao, Correct Siddhamsa Chart of Parasara (2012), pp. 1–2 ↗