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
Mercury
2053-12-04 → 2056-05-01
Ketu
2056-05-01 → 2057-04-28
Venus
2057-04-28 → 2060-02-27
Sun
2060-02-27 → 2061-01-03
Moon
2061-01-03 → 2062-06-04
Mars
2062-06-04 → 2063-06-01
Rahu
2063-06-01 → 2065-12-19
Jupiter
2065-12-19 → 2068-03-26
Saturn
2068-03-26 → 2070-12-04
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.