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M 82 (Doutník) [Astro Entity]
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03

Témata pozorování
březen 2020

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astro:katalog:m82

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M 82 (Doutník)

Messier 82 (také NGC 3034) je nepravidelná galaxie v souhvězdí Velké medvědice, byla objevena Johannem Elertem Bodem dne 31. prosince 1774, společně s nedalekou M81.

Základní charakteristiky

  • V této galaxii se 21. ledna 2014 objevila supernova SN 2014J. Počáteční analýza jejího spektra ukazuje na typ Ia.
  • Silně gravitačně ovlivněna blízkou M81
Typgalaxie
Zdánlivá magnituda (V)+8,41
SouhvězdíVelká medvědice
Vzdálenost~ 12 mil. ly
Velikost~37,000ly (diameter)

Pozámky k demonstrování

Odkazy

https://en.wikipedia.org/wiki/Messier_82
http://cs.wikipedia.org/wiki/Seznam_objektů_v_Messierově_katalogu

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astro/katalog/m82.txt · Last modified: 06.04.2017 18:34 by tokubi

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