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
Mercury
1998-03-01 → 1998-03-02
Ketu
1998-03-02 → 1998-03-03
Venus
1998-03-03 → 1998-03-04
Sun
1998-03-04 → 1998-03-04
Moon
1998-03-04 → 1998-03-05
Mars
1998-03-05 → 1998-03-05
Rahu
1998-03-05 → 1998-03-06
Jupiter
1998-03-06 → 1998-03-07
Saturn
1998-03-07 → 1998-03-08
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.