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 → Jupiter
Saturn
2017-12-24 → 2017-12-25
Mercury
2017-12-25 → 2017-12-27
Ketu
2017-12-27 → 2017-12-27
Venus
2017-12-27 → 2017-12-29
Sun
2017-12-29 → 2017-12-29
Moon
2017-12-29 → 2017-12-30
Mars
2017-12-30 → 2017-12-30
Rahu
2017-12-30 → 2018-01-01
Jupiter
2018-01-01 → 2018-01-02
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.