M1 Crab Nebula, only 6,523 light years from Earth, Supernova Remnants (超新星爆発の残骸） 12/31/2012 from Sunnyvale Vixen VC200L with reducer (combined FL is @1150mm) with EOS Rebel XSI (450D or Kiss X2), self-modified ISO1600, 3 min.x 15 frames, 10 darks and 10 flats on Sirius EQ-G, guided with Meade DSI Color Pro with PHD guiding and controlled with EQMOD, stacked by DSS, imaged processed by Photoshop CS5, Noise Ninja