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
Venus
2019-12-22 → 2020-01-12
Sun
2020-01-12 → 2020-01-19
Moon
2020-01-19 → 2020-01-30
Mars
2020-01-30 → 2020-02-06
Rahu
2020-02-06 → 2020-02-26
Jupiter
2020-02-26 → 2020-03-14
Saturn
2020-03-14 → 2020-04-04
Mercury
2020-04-04 → 2020-04-22
Ketu
2020-04-22 → 2020-04-30
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.