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Ketu in Indian astrology

Ketu is the opposite point to Rahu, always exactly 180 degrees away, where the Moon's path crosses the ecliptic going south.

Sanskrit
Ketu (केतु)
Weekday
Tuesday (with Mars)
Nature
a shadow planet, treated like a malefic
Rules
No sign of its own in the usual tables
Exalted
Scorpio (the choice used in our calculations; some traditions say Sagittarius)
Debilitated
Taurus (some traditions say Gemini)
Dasha length
7 years of the 120-year Vimshottari cycle
Signifies
detachment, past habits, spiritual inclination and endings
Rules the stars
Ashwini, Magha, Mula

It is read as the part of the self that has been there before: skill without effort, but also a pull away from worldly attachment. Like Rahu it always moves backward.

In the dasha cycle

In the Vimshottari order, Ketu is followed by Venus. The period of Ketu lasts 7 years when it runs in full. Read more about the system on the dasha page.

See it in your own chart

The terms on this page appear in every birth chart report, explained for your own planets and dates.