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
2066-08-17 → 2066-09-03
Ketu
2066-09-03 → 2066-09-10
Venus
2066-09-10 → 2066-09-29
Sun
2066-09-29 → 2066-10-05
Moon
2066-10-05 → 2066-10-15
Mars
2066-10-15 → 2066-10-22
Rahu
2066-10-22 → 2066-11-08
Jupiter
2066-11-08 → 2066-11-24
Saturn
2066-11-24 → 2066-12-13
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.