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
Jupiter
1990-10-05 → 1990-10-06
Saturn
1990-10-06 → 1990-10-08
Mercury
1990-10-08 → 1990-10-09
Ketu
1990-10-09 → 1990-10-09
Venus
1990-10-09 → 1990-10-11
Sun
1990-10-11 → 1990-10-11
Moon
1990-10-11 → 1990-10-12
Mars
1990-10-12 → 1990-10-13
Rahu
1990-10-13 → 1990-10-14
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.