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 → 1990-10-14
Saturn
1990-10-14 → 1990-10-25
Mercury
1990-10-25 → 1990-11-04
Ketu
1990-11-04 → 1990-11-08
Venus
1990-11-08 → 1990-11-19
Sun
1990-11-19 → 1990-11-23
Moon
1990-11-23 → 1990-11-28
Mars
1990-11-28 → 1990-12-02
Rahu
1990-12-02 → 1990-12-13
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.