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
Venus
2026-10-16 → 2027-03-27
Sun
2027-03-27 → 2027-05-15
Moon
2027-05-15 → 2027-08-04
Mars
2027-08-04 → 2027-09-30
Rahu
2027-09-30 → 2028-02-23
Jupiter
2028-02-23 → 2028-07-02
Saturn
2028-07-02 → 2028-12-03
Mercury
2028-12-03 → 2029-04-20
Ketu
2029-04-20 → 2029-06-16
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.