Imperial Dating System — Adeptus Administratum

Terran → Imperial

Old Terra Gregorian reckoning.

Year Month Day Hour Check (0–9)

0 000 000 . M41

Imperial → Terran

Imperial record, decoded to Old Terra reckoning.

Check Fraction (000–999) Year (000–999) Millennium M…

January 1, 40000 — 00:00 GMT