The Time of Internet - Glossary Glossary Acronyms, conventions and terms used in time metrology and referenced in these pages. Italy adopts CET time since 1893.
Days are numbered in consecutive order starting from that date, which day has number zero.
It was introduced to set the beginning of days at 0 hours, instead than 12 hours and to reduce the number of digits in day numbering. The modified julian date is obtained subtracting 2.400.000,5 from the julian date. Ideally, it is an area bounded between two meridians spaced by 15 degrees of longitude . Practically, for administrative and political reasons, it is often bounded by state borders that better approximate the two meridians. This time zone adopts UTC time.