Accuracy & parity targets
Every calculation surface ships against a published parity target. When we miss, we say so. The audit log on each chart records the engine version and any soft-fail notes.
Updated · Applies to India
Shadbala (planetary strength)
≤ 5% per-planet mean error, SD ≤ 30 Virupas vs JHora reference set.
Sample size: 12 charts spanning the 12 lagnas.
Ayanamsha
Lahiri (Chitrapaksha), locked. Drift verified annually.
Other systems available read-only via API for power users.
Vimsottari Dasha
Period boundaries exact to the second from Moon nakshatra entry.
Antara, pratyantara, sookshma sub-periods derived analytically (no rounding drift).
Panchang (tithi / nakshatra / yoga / karana / hora)
Computed from Swiss Ephemeris geocentric positions per requested location.
IST default; arbitrary timezone + lat/lon supported.
Divisional charts (D1–D60)
Parashari standard division rules. D60 (Shashtiamsa) via the 60-segment scheme.
KP-style sub-lords available alongside Parashari mapping.
Our track record
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Questions about any of this go to support@cosmicgeomancy.com. We reply within 48 hours.
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