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
Sun
2081-04-04 → 2081-04-23
Moon
2081-04-23 → 2081-05-23
Mars
2081-05-23 → 2081-06-13
Rahu
2081-06-13 → 2081-08-07
Jupiter
2081-08-07 → 2081-09-25
Saturn
2081-09-25 → 2081-11-22
Mercury
2081-11-22 → 2082-01-12
Ketu
2082-01-12 → 2082-02-03
Venus
2082-02-03 → 2082-04-05
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.