API Reference / AYANAMSA_J2000 · const

Variable: AYANAMSA_J2000

const AYANAMSA_J2000: Record<string, number>;

Defined in: core.ts:573

Mean ayanamsa at J2000.0 (degrees) per mode. Standard epoch anchors (matched to Swiss Ephemeris 2.10 to 1e-9 deg); propagation uses Vondrak 2011 ecliptic precession, the same model Swiss Ephemeris uses: agreement over 1900-2099 is <=0.005 arcsec.