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
Jupiter
2018-12-04 → 2018-12-17
Saturn
2018-12-17 → 2019-01-03
Mercury
2019-01-03 → 2019-01-18
Ketu
2019-01-18 → 2019-01-24
Venus
2019-01-24 → 2019-02-10
Sun
2019-02-10 → 2019-02-15
Moon
2019-02-15 → 2019-02-24
Mars
2019-02-24 → 2019-03-02
Rahu
2019-03-02 → 2019-03-18
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.