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
2001-08-12 → 2001-08-12
Rahu
2001-08-12 → 2001-08-14
Jupiter
2001-08-14 → 2001-08-15
Saturn
2001-08-15 → 2001-08-16
Mercury
2001-08-16 → 2001-08-17
Ketu
2001-08-17 → 2001-08-17
Venus
2001-08-17 → 2001-08-19
Sun
2001-08-19 → 2001-08-19
Moon
2001-08-19 → 2001-08-20
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.