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
Mercury
2028-12-03 → 2028-12-23
Ketu
2028-12-23 → 2028-12-31
Venus
2028-12-31 → 2029-01-23
Sun
2029-01-23 → 2029-01-30
Moon
2029-01-30 → 2029-02-10
Mars
2029-02-10 → 2029-02-18
Rahu
2029-02-18 → 2029-03-11
Jupiter
2029-03-11 → 2029-03-29
Saturn
2029-03-29 → 2029-04-20
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.