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
Mars
1991-02-05 → 1991-02-05
Rahu
1991-02-05 → 1991-02-06
Jupiter
1991-02-06 → 1991-02-06
Saturn
1991-02-06 → 1991-02-07
Mercury
1991-02-07 → 1991-02-08
Ketu
1991-02-08 → 1991-02-08
Venus
1991-02-08 → 1991-02-09
Sun
1991-02-09 → 1991-02-09
Moon
1991-02-09 → 1991-02-10
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.