North America Nebula
典藏者
王為豪
500mm/F2.8 telescope
Nikon D810A
total exposure time = 48 min
more details in www.astrobin.com/192949/
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500mm/F2.8 telescope
Nikon D810A
total exposure time = 48 min
more details in www.astrobin.com/192949/
500mm/F2.8 telescope
Nikon D810A
total exposure time = 48 min
more details in <a href="http://www.astrobin.com/192949/" rel="noreferrer nofollow">www.astrobin.com/192949/</a>