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
Venus
2017-07-19 → 2017-08-04
Sun
2017-08-04 → 2017-08-08
Moon
2017-08-08 → 2017-08-16
Mars
2017-08-16 → 2017-08-21
Rahu
2017-08-21 → 2017-09-04
Jupiter
2017-09-04 → 2017-09-16
Saturn
2017-09-16 → 2017-09-30
Mercury
2017-09-30 → 2017-10-13
Ketu
2017-10-13 → 2017-10-19
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.