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Anemichnaya galaktika NGC 4921
 
9.02.2009 | Astronomicheskaya kartinka dnya
 Kak daleko nahoditsya spiral'naya galaktika NGC 4921?  
V nastoyashee vremya schitaetsya, chto rasstoyanie do nee sostavlyaet  
okolo 320 millionov   
svetovyh let.  
Esli udastsya poluchit' bolee tochnuyu ocenku, to, sopostaviv ee s izvestnoi  
skorost'yu udaleniya  
etoi galaktiki, mozhno budet luchshe prokalibrovat' svyaz'   
skorosti rasshireniya   
s rasstoyaniem dlya vsei nablyudaemoi Vselennoi.
 
 
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