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
2000-12-03 → 2000-12-25
Jupiter
2000-12-25 → 2001-01-14
Saturn
2001-01-14 → 2001-02-06
Mercury
2001-02-06 → 2001-02-27
Ketu
2001-02-27 → 2001-03-08
Venus
2001-03-08 → 2001-04-02
Sun
2001-04-02 → 2001-04-09
Moon
2001-04-09 → 2001-04-21
Mars
2001-04-21 → 2001-04-30
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.