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
Saturn
2090-10-04 → 2091-04-05
Mercury
2091-04-05 → 2091-09-16
Ketu
2091-09-16 → 2091-11-23
Venus
2091-11-23 → 2092-06-02
Sun
2092-06-02 → 2092-07-30
Moon
2092-07-30 → 2092-11-04
Mars
2092-11-04 → 2093-01-10
Rahu
2093-01-10 → 2093-07-03
Jupiter
2093-07-03 → 2093-12-04
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.