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
1991-10-04 → 1992-01-13
Sun
1992-01-13 → 1992-02-13
Moon
1992-02-13 → 1992-04-03
Mars
1992-04-03 → 1992-05-09
Rahu
1992-05-09 → 1992-08-08
Jupiter
1992-08-08 → 1992-10-28
Saturn
1992-10-28 → 1993-02-02
Mercury
1993-02-02 → 1993-04-29
Ketu
1993-04-29 → 1993-06-04
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.