Anywhere on Earth (AoE) is a calendar designation that indicates that a period expires when the date passes everywhere on Earth. It is a practice to help specify easy to understand deadlines such as "March 16, 2004, End of Day, Anywhere on Earth (AoE)" without requiring timezone calculations or

Daylight saving time Daylight saving time (DST), also referred to as daylight savings time or simply daylight time (United States, Canada, and Australia), and summer time (United Kingdom, European Union, and others), is the practice of advancing clocks (typicall ...

adjustments. For any given date, the latest place on Earth where it would be valid, is on

Howland and Baker Islands Howland Island and Baker Island are two uninhabited U.S. atolls in the Equatorial Pacific that are located close to one another. Both islands are wildlife refuges, the larger of which is Howland Island. They are both part of the larger politi ...

, in the IDLW time zone (the

Western Hemisphere The Western Hemisphere is the half of the planet Earth that lies west of the prime meridian (which crosses Greenwich, London, United Kingdom) and east of the antimeridian. The other half is called the Eastern Hemisphere. Politically, the te ...

side of the International Date Line). Therefore, the day ends AoE when it ends on Howland Island. The convention originated in IEEE 802.16 balloting procedures. Many IEEE 802 ballot deadlines are established as the end of day using "AoE", for "Anywhere on Earth" as a designation. This means that the deadline has not passed if, anywhere on Earth, the deadline date has not yet passed. The day's end AoE occurs at noon

Coordinated Universal Time Coordinated Universal Time or UTC is the primary time standard by which the world regulates clocks and time. It is within about one second of mean solar time (such as UT1) at 0° longitude (at the IERS Reference Meridian as the currently use ...

(UTC) of the following day,

being halfway around the world from the

prime meridian A prime meridian is an arbitrary meridian (a line of longitude) in a geographic coordinate system at which longitude is defined to be 0°. Together, a prime meridian and its anti-meridian (the 180th meridian in a 360°-system) form a great ...

that is the base reference longitude for UTC. Thus, in standard notation this is: : UTC−12:00 (

daylight saving time Daylight saving time (DST), also referred to as daylight savings time or simply daylight time (United States, Canada, and Australia), and summer time (United Kingdom, European Union, and others), is the practice of advancing clocks (typicall ...

(DST) is not applicable)

References

External links

IEEE 802.16 AOE Deadline Documentation
— IEEE802.org

— WorldTimeZone.com
AoE – Anywhere on Earth (Standard Time)
— TimeAndDate.com
Timezone of "AoE" for a conference submission deadline?
— StackExchange.com Calendars