M31 (Andromeda Galaxy)
M31 (Andromeda Galaxy)

M31: Andromeda Galaxy

M31: The closest and the brightest spiral galaxy that can be seen from Korea. It is also naked-eye galaxy, which the spiral disk can be easily observed without any instrument.

2018-09-08 (KST, GMT+9:00), Hwacheon, Korea

  • CCD: QHYCCD QHY16200A (-20°C)
  • Telescope: Takahashi FSQ-106ED (d=106mm, fl=530mm, f/5.0)
  • Filter: L, R, G, B
  • Mount: CRUX-170HD with Titan TCS, QHYOAG-M+QHY5L-II, PHD2 autoguided
  • Exposure
    • L: 300s * 7
    • R: 300s * 7
    • G: 300s * 7
    • B: 300s * 7
      (Total integration 140min)
  • Processing: PixInsight 1.8.5, Adobe Photoshop CC 2018

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