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 → Jupiter
Moon
2091-01-18 → 2091-01-19
Mars
2091-01-19 → 2091-01-20
Rahu
2091-01-20 → 2091-01-22
Jupiter
2091-01-22 → 2091-01-24
Saturn
2091-01-24 → 2091-01-26
Mercury
2091-01-26 → 2091-01-29
Ketu
2091-01-29 → 2091-01-29
Venus
2091-01-29 → 2091-02-01
Sun
2091-02-01 → 2091-02-02
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.