For faster navigation, this Iframe is preloading the Wikiwand page for 상용시.

상용시

상용시(常用時)는 협정 세계시(UTC)로부터 또는 GMT로부터, 그 해의 일부 동안 햇빛 절약시간에 의해 조정되며 일반적으로 표준시이다. UTC는 원자 시계에 의하여 계산되고 1972년에 채택되었다. 더 오래된 시스템은 망원경관측을 이용한다.

전통적인 천문의 용법에서는, 상용시는 자정으로부터 계산된 태양시이다.

같이 보기

{{bottomLinkPreText}} {{bottomLinkText}}
상용시
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 🎉! the new version arrives on September 1st! Don't want to wait?