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
Saturn
2100-01-31 → 2100-02-07
Mercury
2100-02-07 → 2100-02-13
Ketu
2100-02-13 → 2100-02-16
Venus
2100-02-16 → 2100-02-24
Sun
2100-02-24 → 2100-02-26
Moon
2100-02-26 → 2100-03-02
Mars
2100-03-02 → 2100-03-05
Rahu
2100-03-05 → 2100-03-12
Jupiter
2100-03-12 → 2100-03-18
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.