104:M45 Pleiades Star Cluster プレアデス散開星団　スバル – 2011/12/25

Reprocessed on 11/28/2011 Sigma 150-500mm Zoom Lens EOS T1i ISO3200 ExpTime 45 seconds 10 lights, 10 darks, 10 flats updated with the photos taken at ISO3200, 2min. exposure, 20 lights, 20 darks, 10 flats on 12/24/2011