The Vimśottarī tree to five levels. Every boundary is an exact division of its parent — the last child ends precisely where the parent does — and the year length is named because it changes the answer. Nothing entered here is stored on our servers — your browser alone remembers your last-used details.
Year length: 365.25636 days (meanSiderealDrik) · running now: Jupiter → Ketu → Saturn → Moon
Venus
1998-10-28 → 1999-01-07
Sun
1999-01-07 → 1999-01-28
Moon
1999-01-28 → 1999-03-05
Mars
1999-03-05 → 1999-03-30
Rahu
1999-03-30 → 1999-06-02
Jupiter
1999-06-02 → 1999-07-28
Saturn
1999-07-28 → 1999-10-04
Mercury
1999-10-04 → 1999-12-03
Ketu
1999-12-03 → 1999-12-28
Boundary times are root-found and residual-verified, never interpolated. Change the convention and these numbers change — which is why it is printed beside them.