感恩节感恩：火鸡的色彩

IC410离我们约有1万2千光年远。影像的左上角可见到二道被称为蝌蚪的条状云气。这幅影像只用了两个窄波段拍摄以红色为主，正好用来庆祝感恩节。

星云IC410内的蝌蚪状云气

Imaging telescopes or lenses: Astro-Tech AT10RCCF

Mounts: AP900GTO

Guiding telescopes or lenses: Astro-Tech AT10RCCF

Guiding cameras: QSI 683 wsg-8

Focal reducers: Astro-Physics CCDT67

Software: CCD Commander,  FocusMax,  Cyanogen Maxim DL5,  ccdstack 2.0,  photoshop cs5

Filters: Astrodon Ha 3nm,  AstroDon OIII 3nm

Resolution: 3326x2504

Dates: Nov. 7, 2013

Locations: Home Observatory

Frames: 26x1200"

Integration: 8.7 hours

Avg. Moon age: 3.84 days

Avg. Moon phase: 15.74%


祝大家感恩节愉快！