BC / ADBCE / CE

2000 AD–2018 AD

Electronic charts become a navigation standard

Oceans, navigation & cartography · Nautical cartography · Institutions & standards

In 2000 the IMO accepted ECDIS as meeting chart-carriage requirements, and in 2009 it adopted phased mandatory requirements for specified ships. The transition integrated charts, position, and notices into a digital system dependent on updated official data, training, and backup procedures.

Precision, calendar, and review
Start
year · no uncertainty qualifier in this record
End
year · no uncertainty qualifier in this record
Calendar and convention
Historical-era years; the source calendar is not identified. No conversion of days is assumed.
Year zero
The scale goes from 1 BCE to 1 CE without year zero. Changing era names changes labels only.
Documentary review
Date not recorded

Reading the date: duration of a process.

Sources

  1. www.imo.org (opens in a new tab)
    Source provenance and scope
    Publication date
    Not identified in metadata; document review pending
    Bibliographic date checked
    2026-09-23

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