Sonntag, Juli 31, 2022
StartSpaceWhat's astronomical twilight? | Area

What’s astronomical twilight? | Area

Astronomical twilight is a time frame through which the solar is beneath the horizon however a few of its gentle remains to be being scattered between air molecules and bounced again to an observer on the floor. 

Astronomical twilight typically occurs twice every day: It begins within the morning earlier than daybreak or ends within the night after sundown when the geometric heart of the solar is eighteen levels beneath the horizon, in keeping with the Nationwide Climate Service (NWS). When the solar is at or above 12 levels beneath the horizon, it is not astronomical twilight. 


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