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Astral Atlas
Wiki concept · Indian astrology

Lahiri ayanamsha

Also called Lahiri

A widely used Indian sidereal reference convention; selecting it changes zodiac longitudes, not the physical sky.

In this entry

Word origin · etymology

Eponym plus Sanskrit technical term.

Lahiri names N. C. Lahiri, associated with the Indian calendar-reform convention; ayanāṃśa names the offset. The surname is left untranslated.

Astrodienst: Swiss Ephemeris programming manual ↗

How we know · epistemology

Named sidereal convention

Lahiri provides a shared reference for comparing many Indian calculations. Its widespread adoption establishes a convention, not evidence that this origin yields more accurate personality readings than other sidereal origins.

Swiss Ephemeris: programming manual ↗

Connected concepts

These links connect subjects and terminology. They do not establish a shared historical origin.

Sources & provenance

Use the citations beside each section to distinguish a calculation convention, a historical teaching and an editorial example.

Find these sources across the wiki →

  1. Swiss Ephemeris: programming manual ↗