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
2031-08-04 → 2031-08-05
Rahu
2031-08-05 → 2031-08-08
Jupiter
2031-08-08 → 2031-08-11
Saturn
2031-08-11 → 2031-08-14
Mercury
2031-08-14 → 2031-08-17
Ketu
2031-08-17 → 2031-08-18
Venus
2031-08-18 → 2031-08-21
Sun
2031-08-21 → 2031-08-22
Moon
2031-08-22 → 2031-08-24
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.