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
Sun
2017-10-19 → 2017-10-20
Moon
2017-10-20 → 2017-10-22
Mars
2017-10-22 → 2017-10-24
Rahu
2017-10-24 → 2017-10-28
Jupiter
2017-10-28 → 2017-11-01
Saturn
2017-11-01 → 2017-11-05
Mercury
2017-11-05 → 2017-11-09
Ketu
2017-11-09 → 2017-11-11
Venus
2017-11-11 → 2017-11-15
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.