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   ESSNASA      Earth & Space Sci-Tech + NASA      10,823 messages   

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   Message 10,043 of 10,823   
   Alan Ianson to All   
   Daily APOD Report   
   04 Dec 24 00:44:36   
   
   MSGID: 1:153/757.0 eb91dc23   
   TZUTC: -0800   
   CHRS: LATIN-1 2   
                           Astronomy Picture of the Day   
      
       Discover the cosmos! Each day a different image or photograph of our   
         fascinating universe is featured, along with a brief explanation   
                       written by a professional astronomer.   
      
                                  2024 December 4   
      
                                 Driveway Analemma   
                       Video Credit & Copyright: Nick Wright   
      
      Explanation: Does the Sun return to the same spot on the sky every   
      day?  No.  A more visual answer is an analemma, a composite of sky   
      images taken at the same time and from the same place over a year.  At   
      completion, you can see that the Sun makes a figure 8 on the sky. The   
      featured unusual analemma does not, however, picture the Sun directly:   
      it was created by looking in the opposite direction. All that was   
      required was noting where the shadow of an edge of a house was in the   
      driveway every clear day at the same time. Starting in March in Falcon,   
      Colorado, USA, the photographer methodically marked the shadow's 1 pm   
      location. In one frame you can even see the photographer himself.   
      Although this analemma will be completed in 2025, you can start drawing   
      your own driveway analemma -- using no fancy equipment -- as soon as   
      today.   
      
                          Tomorrow's picture: open space   
        __________________________________________________________________   
      
          Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (UMCP)   
               NASA Official: Amber Straughn Specific rights apply.   
                     NASA Web Privacy, Accessibility, Notices;   
                         A service of: ASD at NASA / GSFC,   
                              NASA Science Activation   
                                & Michigan Tech. U.   
      
   --- BBBS/Li6 v4.10 Toy-7   
    * Origin: The Rusty MailBox - Penticton, BC Canada (1:153/757)   
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