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
Mars
2013-05-16 → 2013-05-20
Rahu
2013-05-20 → 2013-05-30
Jupiter
2013-05-30 → 2013-06-07
Saturn
2013-06-07 → 2013-06-17
Mercury
2013-06-17 → 2013-06-26
Ketu
2013-06-26 → 2013-06-30
Venus
2013-06-30 → 2013-07-11
Sun
2013-07-11 → 2013-07-14
Moon
2013-07-14 → 2013-07-19
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.