북아메리카 성운
[2011.10.02, 인제군 상남면]
- Sky90 refractor & reducer 500mm->408mm (F5.6-> F:4.5),
- Camera : QSI 583wsg
- Mount : Takahashi EM-200 T2
- Exposure time : Ha_600sec x 6(binning1), L_ 300sec x 3(binning1), R,G,B_ 300sec x 4(binning 2)
- Image processed by MaxIm & Photoshop CS