Convert a date
Give a Gregorian date, get the full Javanese reckoning. Every value opens to show where it came from.
Kemis Pon · 2026-01-01
Weton
Kemis Pon
2026-01-01 · Neptu 15
The day and its cycles
Neptu8 + 7 = 15
The Javanese year
WinduDal
KurupAsapon · Asapon
Reference
Gregorian2026-01-01
JDN2461042
Five rings turning together: pasaran, dina, wuku, mangsa, and the lunar month (where available). Pasaran and dina realign every 35 days — that is the selapan — and again with wuku after 210.
From a Javanese date
Give a Javanese lunar date, get the Gregorian one.