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
Rahu
1990-07-19 → 1990-07-31
Jupiter
1990-07-31 → 1990-08-10
Saturn
1990-08-10 → 1990-08-23
Mercury
1990-08-23 → 1990-09-03
Ketu
1990-09-03 → 1990-09-07
Venus
1990-09-07 → 1990-09-20
Sun
1990-09-20 → 1990-09-24
Moon
1990-09-24 → 1990-09-30
Mars
1990-09-30 → 1990-10-05
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.