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
Mars
2041-01-08 → 2041-01-09
Rahu
2041-01-09 → 2041-01-13
Jupiter
2041-01-13 → 2041-01-16
Saturn
2041-01-16 → 2041-01-20
Mercury
2041-01-20 → 2041-01-23
Ketu
2041-01-23 → 2041-01-24
Venus
2041-01-24 → 2041-01-28
Sun
2041-01-28 → 2041-01-29
Moon
2041-01-29 → 2041-01-31
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.