GMT and Coordinated Universal Time UTC can be seen equivalent when fractions of a second are not important | |
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Daylight Saving Time Information Beginning and end dates of the daylight saving time in the United States and in Canada | Specifically, it is Eastern Standard Time EST when standard time is observed winter , and Eastern Daylight Time EDT when daylight saving time is observed spring, summer and autumn |
Time Zones in the United States.
21GMT and UTC Greenwich Mean Time GMT is originally referring to mean solar time at the Royal Observatory in Greenwich, London | The Eastern Time Zone is also known as Eastern Standard Time EST falls mostly along the east coast of North America |
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North American Time Zones The time zones in North America, in the west from Hawaii and Alaska to the east cost of USA and Canada and all the way to Nova Scotia and Newfoundaland | North American Time Zones Year Begins Ends 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 Daylight saving time start and and dates in Canada and in the USA |
The time in this zone is based on the mean solar time of the 75th meridian west of the Greenwich Observatory.
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