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
2013-01-16 → 2013-01-18
Mercury
2013-01-18 → 2013-01-19
Ketu
2013-01-19 → 2013-01-19
Venus
2013-01-19 → 2013-01-21
Sun
2013-01-21 → 2013-01-21
Moon
2013-01-21 → 2013-01-22
Mars
2013-01-22 → 2013-01-23
Rahu
2013-01-23 → 2013-01-24
Jupiter
2013-01-24 → 2013-01-25
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.