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
2017-04-01 → 2017-04-12
Ketu
2017-04-12 → 2017-04-16
Venus
2017-04-16 → 2017-04-29
Sun
2017-04-29 → 2017-05-03
Moon
2017-05-03 → 2017-05-10
Mars
2017-05-10 → 2017-05-14
Rahu
2017-05-14 → 2017-05-26
Jupiter
2017-05-26 → 2017-06-05
Saturn
2017-06-05 → 2017-06-17
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.