What are the primary astronomical and shastric parameters of Ashwini Nakshatra (000° 00' to 013° 20') — 4 Padas, Deity, Navamsa D9 & Shastra Concordance?

Sanskrit Name: Aśvinī (Aśvayuj); Sidereal Arc: 000° 00' to 013° 20'; Rashi Span: 00° 00' to 13° 20' Mesha (Aries); Vimshottari Lord: Ketu (7 Years); Vedic Deity: Ashwini Kumaras (Celestial Twin Physicians). Verified against NASA JPL DE441 ephemeris (Chitrapaksha Lahiri Ayanamsha) and the 18-treatise Sanskrit corpus.

01 · SIDEREAL LUNAR MANSION (NAKSHATRA 01 OF 28)

01. Ashwini (Aśvinī (Aśvayuj)) — 000° 00' to 013° 20'

Q: What is the canonical definition of Ashwini Nakshatra (000° 00' to 013° 20') — 4 Padas, Deity, Navamsa D9 & Shastra Concordance (NAKSH-01) in sidereal Jyotish?

Ashwini is governed in the Vimshottari Dasha cycle by Ketu (7 Years) and presided over by the Vedic deity Ashwini Kumaras (Celestial Twin Physicians). Its astronomical junction star (Yoga Tara) is identified with Beta Arietis (Sheratan) and Gamma Arietis (Mesarthim), and its inherent power is Shidhra Vyapani Shakti (power to quickly reach and heal).

In classical Sanskrit positional astronomy, Ashwini (Aśvinī (Aśvayuj)) is the 1-numbered lunar mansion spanning 00° 00' to 13° 20' Mesha (Aries) (000° 00' to 013° 20' of the sidereal ecliptic). Within the vectorized corpus (jyotish_corpus_core_v3), Ashwini is directly indexed across 381 verified passages and 148 numbered shlokas in 15 Sanskrit treatises.

Canonical Definition · Ashwini (000° 00' to 013° 20')

Ashwini is governed in the Vimshottari Dasha cycle by Ketu (7 Years) and presided over by the Vedic deity Ashwini Kumaras (Celestial Twin Physicians). Its astronomical junction star (Yoga Tara) is identified with Beta Arietis (Sheratan) and Gamma Arietis (Mesarthim), and its inherent power is Shidhra Vyapani Shakti (power to quickly reach and heal).

13° 20' SIDEREAL LUNAR MANSION & 4-PADA NAVAMSA (D9) PROJECTION Nakshatra 01 (Ashwini)

SIDEREAL ARC: 000° 00' to 013° 20' | RASHI: MESHA | DASHA LORD: KETU (7 YEARS) 0° Mesha 180° Chitra (Spica) 360° Revati 4 EQUAL NAVAMSA PADAS (3° 20' = 200 ARC-MINUTES EACH) Pada 1 · "Chu" Mesha (Aries D9) Lord: Mangala Pada 2 · "Che" Vrishabha (Taurus D9) Lord: Shukra Pada 3 · "Cho" Mithuna (The Twins D9) Lord: Budha Pada 4 · "La" Karka (Cancer D9) Lord: Chandra Deity: Ashwini Kumaras (Celestial Twin Physicians) | Gana: Deva (Divine)

02 · FOUR PADAS & NAVAMSA (D9) HARMONIC MAPPING

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

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

According to Brihat Samhita Chapter 98 Verse 6 and Chapter 101 Verse 1 and Brihat Parashara Hora Shastra Chapter 46 Verses 12 to 15, Ashwini carries a kshipra and laghu (swift and light) temperament and a deva (divine) classification. Within the ecliptic structure of Ashwini, Pada 1 (00°00'–03°20' Mesha) is Vargottama and marks the Gandanta fire junction.

Pada & Degree Span	Navamsa (`D9`) Sign	`D9` Ruler & Syllable	Classical Pada Delineation
`Pada 1 (00°00' – 03°20' Mesha)`	`Mesha (Aries D9)`	Mangala (`"Chu"`)	Vargottama fire-sign quarter conferring pioneering courage, rapid initiative, and direct vitality in Ashwini.
`Pada 2 (03°20' – 06°40' Mesha)`	`Vrishabha (Taurus D9)`	Shukra (`"Che"`)	Materially grounded quarter channeling Ashwini healing skill into tangible resource stewardship and form.
`Pada 3 (06°40' – 10°00' Mesha)`	`Mithuna (The Twins D9)`	Budha (`"Cho"`)	Intellectual and communicative quarter linking Ashwini swiftness with analytical diagnostics and dexterity.
`Pada 4 (10°00' – 13°20' Mesha)`	`Karka (Cancer D9)`	Chandra (`"La"`)	Empathetic water-navamsa quarter aligning Ashwini medical insight with protective nourishment and care.

03 · MULTI-TREATISE SHASTRA CONCORDANCE

Citations for Ashwini Across 18 Classical Sanskrit Shastras

The concordance table below details how Ashwini 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 Ashwini, while Muhurta Chintamani and Kalaprakashika codify electional Panchanga rules for Ashwini.

Sanskrit Treatise	Verified Passages	Chapter Coverage	Analytical Scope
Muhurta Chintamani	`106 passages`	`11 ch / 24 v`	Records lunar transit rules, Tara Bala compatibility, and janma nakshatra results for Ashwini across 11 chapters.
Kalaprakashika	`69 passages`	`27 ch / 4 v`	Records lunar transit rules, Tara Bala compatibility, and janma nakshatra results for Ashwini across 27 chapters.
Brihat Samhita	`41 passages`	`18 ch / 36 v`	Records lunar transit rules, Tara Bala compatibility, and janma nakshatra results for Ashwini across 18 chapters.
Hora Ratnam	`35 passages`	`4 ch / 15 v`	Records lunar transit rules, Tara Bala compatibility, and janma nakshatra results for Ashwini across 4 chapters.
Ashtakavarga Grantha	`28 passages`	`11 ch / 19 v`	Records lunar transit rules, Tara Bala compatibility, and janma nakshatra results for Ashwini across 11 chapters.
Brihat Parashara Hora Shastra	`23 passages`	`7 ch / 16 v`	Records lunar transit rules, Tara Bala compatibility, and janma nakshatra results for Ashwini across 7 chapters.

04 · VERBATIM CORPUS FOLIO & VIMSHOTTARI SYNCHRONY

Archival Public-Domain Folio Excerpt for Ashwini

This archival passage for Ashwini comes from the public-domain edition of Brihat Parashara Hora Shastra (Chapter 3, Verse 1) in jyotish_corpus_core_v3. When the natal Moon or Lagna occupies Ashwini, the remaining arc of Ashwini determines the opening balance of the Ketu Mahadasha (7 Years).

CORPUS PROVENANCE: Brihat Parashara Hora Shastra | Source ID: archive_brihat-parashara-hora-sastra | Chapter 3, Verse 1
"nowledge of Jyotish, particularly the Brahmin The one, who, devoid of knowledge of Jyotish, blames this Vedic Science will go to the hell called Raurava and will be reborn blind 3 Grah Characters and Description 1 Maitreya: O Mah rishi, you have affectionately explained about the incarnations of Grahas Now kindly detail"

In Ashtakoota synastry and daily Gochara transit analysis, Ashwini 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)).

✦︎ SUTRA BLACK LABEL · INDIVIDUAL EPHEMERIS SYNTHESIS

Calculate Exact Ashwini Pada & Dasha Balances for Birth Coordinates

This encyclopedia entry documents the astronomical and shastric parameters of Ashwini (000° 00' to 013° 20'). To compute exact birth-second planetary placements in Ashwini, five-tier Vimshottari Dasha dates, and Navamsa (D9) dignities under DE441 Lahiri precession, visit jyotish.vip.

Ashwini 4-Pada Precision
DE441 Ephemeris (0.001°)
Ketu Dasha Balance
Verbatim Shloka Citations

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Sanskrit Name	`Aśvinī (Aśvayuj)`
Sidereal Arc	`000° 00' to 013° 20'`
Rashi Span	00° 00' to 13° 20' Mesha (Aries)
Vimshottari Lord	Ketu (7 Years)
Vedic Deity	`Ashwini Kumaras (Celestial Twin Physicians)`
Yoga Tara Star	`Beta Arietis (Sheratan) and Gamma Arietis (Mesarthim)`
Traditional Symbol	`Horse Head`
Gana & Temperament	`Deva (Divine) · Kshipra and Laghu (Swift and Light)`
Guna & Tattva	`Rajas / Sattva · Prithvi (Earth)`
Corpus Passages	`381 (148 v)`
Observatory	jyotish.vip