05. Mrigashira (Mṛgaśīrṣa (Āgrahāyaṇī)) — 053° 20' to 066° 40'

In classical Sanskrit positional astronomy, Mrigashira (Mṛgaśīrṣa (Āgrahāyaṇī)) is the 5-numbered lunar mansion spanning 23° 20' Vrishabha to 06° 40' Mithuna (053° 20' to 066° 40' of the sidereal ecliptic). Within the vectorized corpus (jyotish_corpus_core_v3), Mrigashira is directly indexed across 150 verified passages and 65 numbered shlokas in 11 Sanskrit treatises.

The Four 3° 20' Padas of Mrigashira & Ninth-Harmonic Dispositors

The lunar mansion Mrigashira divides into four equal quarters (Padas) of 3° 20' (200 arc-minutes each) that project directly into the Navamsa (D9) harmonic chart. In Mrigashira, this four-fold partition links the sidereal longitude in Vrishabha and Mithuna to four consecutive Navamsa signs and phonetic seed syllables (Aksharas).

According to Brihat Samhita Chapter 98 Verse 8 and Chapter 101 Verse 5 and Brihat Parashara Hora Shastra Chapter 46 Verses 28 to 31, Mrigashira carries a mridu and maitra (soft and tender) temperament and a deva (divine) classification. Within the ecliptic structure of Mrigashira, Bridges fixed earth Vrishabha (Padas 1–2) and dual air Mithuna (Padas 3–4).

Citations for Mrigashira Across 18 Classical Sanskrit Shastras

The concordance table below details how Mrigashira is distributed across the eighteen classical treatises of jyotish_corpus_core_v3. Varahamihira in Brihat Samhita and Brihat Jataka defines the stellar coordinates, seasonal transits, and natal Moon traits of Mrigashira, while Muhurta Chintamani and Kalaprakashika codify electional Panchanga rules for Mrigashira.

Archival Public-Domain Folio Excerpt for Mrigashira

This archival passage for Mrigashira comes from the public-domain edition of Brihat Parashara Hora Shastra (Chapter 3, Verse 7) in jyotish_corpus_core_v3. When the natal Moon or Lagna occupies Mrigashira, the remaining arc of Mrigashira determines the opening balance of the Mangala Mahadasha (7 Years).

CORPUS PROVENANCE: Brihat Parashara Hora Shastra | Source ID: archive_brihat-parashara-hora-sastra | Chapter 3, Verse 7
"Lagn and the Grahas, joining and departing from each other, the native s good and bad effects are deducted Addition from Santhanam till Sloka 7 The names of the 27 Nakshatras are Ashvini, Bharani, Krittika, Rohini, Mrigasira, Ardra, Punarvasu, Pushya, Aslesha, Magha, Purvaphalguni, Uttaraphalguni, Hasta, Chitra, Swati, Vishaka, Anuradha, Jyeshtha, Mula, Purvashadh,"

In Ashtakoota synastry and daily Gochara transit analysis, Mrigashira is the reference anchor for computing the nine-fold Tara Bala cycle (Janma, Sampat, Vipat, Kshema, Pratyak, Sadhana, Naidhana, Mitra, and Parama Mitra) and checking Nadi and Gana compatibility (Deva (Divine)).