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
Mercury
2039-12-11 → 2039-12-14
Ketu
2039-12-14 → 2039-12-15
Venus
2039-12-15 → 2039-12-18
Sun
2039-12-18 → 2039-12-19
Moon
2039-12-19 → 2039-12-20
Mars
2039-12-20 → 2039-12-22
Rahu
2039-12-22 → 2039-12-24
Jupiter
2039-12-24 → 2039-12-27
Saturn
2039-12-27 → 2039-12-30
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.