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 → Rahu
Rahu
1999-03-30 → 1999-04-08
Jupiter
1999-04-08 → 1999-04-17
Saturn
1999-04-17 → 1999-04-27
Mercury
1999-04-27 → 1999-05-06
Ketu
1999-05-06 → 1999-05-10
Venus
1999-05-10 → 1999-05-20
Sun
1999-05-20 → 1999-05-24
Moon
1999-05-24 → 1999-05-29
Mars
1999-05-29 → 1999-06-02
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.