20141126 天王星Uranus與衛星

Uranus

天王星家族(Uranus family) 教學版
天衛一 Ariel 艾瑞爾
天衛二 Umbriel 烏姆柏里厄爾
天衛三 Titania 泰坦尼亞
天衛四 Oberon 歐貝隆
(天衛五 Miranda 米蘭達, 淹沒在天王星的星光中)

STL11k null filter, Alluna RC 16″ ,SB Paramount ME
15s *20, sum stacked
下次應該要換像素密度高的CCD試試

20141124 NGC2237

NGC2237

Technical card
Imaging telescopes or lenses: Takahashi Epsilon 130D
Imaging cameras: SBIG STF-8300M
Mounts: Takahashi EM-200 Temma 2 Jr
Guiding telescopes or lenses: Guider 100mm f3.5
Guiding cameras: QHY5L-II-M
Software: MAXIM DL
Filters: Astrodon Ha
Accessories: K-Astec Motorized Focuser