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Sirius Star In constellation Canis Major ---------------------------------------------------------------------- Sirius is the brightest star in the sky. It is located around 8.6 light years away and has a luminosity of around 25.4 X our sun and its radius is around 1.71 X larger. ---------------------------------------------------------------------- RA 06h 45m 08.91s DEC -16° 42′ 58.01″ Sirius has a magnitude (brightness) of -1.46 and weighs 2.02 solar masses. Sirius has a temperature of 9,940 Kelvin. Sirius is around 200 Million years old. ---------------------------------------------------------------------- Imaging Scope : Takahashi Epsilon 160 Focal Length = 530mm Imaging Camera : Canon EOS 400 DSLR EQ6 Pro GEM Mount Unguided ---------------------------------------------------------------------- 2 x 45 second exposures at ISO 800 Imaged in half moon skies Baldrine, Isle of Man, British Isles 22:40 on 22/01/2010. |
