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
2100-05-30 → 2100-05-30
Rahu
2100-05-30 → 2100-05-31
Jupiter
2100-05-31 → 2100-05-31
Saturn
2100-05-31 → 2100-05-31
Mercury
2100-05-31 → 2100-06-01
Ketu
2100-06-01 → 2100-06-01
Venus
2100-06-01 → 2100-06-01
Sun
2100-06-01 → 2100-06-02
Moon
2100-06-02 → 2100-06-02
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.