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NGC 2237 Rosette Nebula & NGC 2244 [Open cluster] Emission Nebula In constellation Monoceros ---------------------------------------------------------------------- A large circular HII region forming stars & the open cluster NGC 2244. Temperatures are estimated up to 6 million degrees. It is located around 5,200 light years away and measures 130 light years across. ---------------------------------------------------------------------- RA 06h 33m 45.00s : DEC +04° 59′ 54.0″ Rosette Nebula has a magnitude (brightness) of 9.0 The entire nebula size is 120'.0 ---------------------------------------------------------------------- Imaging Scope : Takahashi Epsilon 160 Focal Length = 530mm [image cropped to fit] Imaging Camera : Canon EOS 350 DSLR EQ6 Pro GEM Mount Guide Scope : William Optics Megrez 80FD Guide Camera : GSTAR-EX Video Autoguided using GPUSB & Metaguide ---------------------------------------------------------------------- 70 x 120 second exposures [140 minutes] at ISO 1600. Imaged in dark skies Baldrine, Isle of Man, British Isles. 22:20 on 04/03/2008. |