Ketu
केतु
The Moon's descending node, always opposite Rāhu.
Definition
Ketu is the descending lunar node, always 180° from Rāhu; like Rāhu it is a chāyā graha without a body. The texts associate it with detachment, mokṣa and sudden separation. It is the first lord in the Vimśottarī sequence, ruling Aśvinī, Maghā and Mūla, with a daśā of seven years.
Articles that use this term
- Siddhanta
Eclipses in the Indian sky: what is computed and what is kept
How the siddhantas compute a grahana, what Rahu and Ketu stand for in that computation, and sutak as a practice that varies from one tradition to another.
7 min read · 30 September 2026