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
Saturn
2021-01-21 → 2021-06-16
Mercury
2021-06-16 → 2021-10-25
Ketu
2021-10-25 → 2021-12-18
Venus
2021-12-18 → 2022-05-22
Sun
2022-05-22 → 2022-07-07
Moon
2022-07-07 → 2022-09-22
Mars
2022-09-22 → 2022-11-15
Rahu
2022-11-15 → 2023-04-03
Jupiter
2023-04-03 → 2023-08-04
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.