Category Archives: Nebula

Veil Nebula

Veil Nebula in constellation Cygnus

Veil Nebula – NGC 6960, 6974, 6979, 6992, 6995

Veil Nebula: A supernova remnant in constellation Cygnus, also known as The Cygnus Loop.

2017-09-24 (KST, GMT+9:00), Hwacheon, Korea

  • CCD: QHYCCD QHY16200A (-30°C)
  • Telescope: Takahashi FSQ-106ED F3RD (d=106mm, fl=320mm, f/3.0)
  • Filter: Ha, R, G, B
  • Mount: CRUX-170HD, QHYOAG-M+QHY5L-II, PHD2 autoguided
  • Exposure
    • Ha: 300s * 11
    • R: 300s * 3
    • G: 300s * 5
    • B: 300s * 5
      (Total integration 7200s / 120min)
  • Processing: MaxIm DL 6, PixInsight 1.8.5, Adobe Photoshop CC 2017

Mosaic of Cygnus

Mosaic of Cygnus

NGC 7000 & IC 5070: North America Nebula and the Pelican Nebula
2-panel mosaic (left/right)

2017-07-14~2017-07-18 (Mountain time, GMT-7:00), New Mexico Skies Observatories, USA

  • CCD: SBIG STL-11000M (-15°C)
  • Telescope: Takahashi FSQ-106ED (d=106mm, fl=530mm, f/5.0)
  • Filter: Ha, R, G, B
  • Mount: Paramount ME, autoguided
  • Exposure
Panel #1 (Left)
  • Ha: 300s * 15
  • R: 300s * 4
  • G: 300s * 5
  • B: 300s * 6
Panel #2 (Right)
  • Ha: 300s * 15
  • R: 300s * 6
  • G: 300s * 6
  • B: 300s * 5
    (Total integration 18600s / 310min)

    • Processing: MaxIm DL 6, PixInsight, Adobe Photoshop CC 2017

Trifid & Lagoon: M8, M20

Trifid & Lagoon: M8, M20

Trifid Nebula: M20 (left) and Lagoon Nebula: M8 (right). M21 also can be seen.

2017-04-23, Hongcheon, Korea

  • CCD: SBIG STF-8300M (-20°C)
  • Telescope: Takahashi FS-60CB w/ Flattener (d=60mm, fl=374mm)
  • Filter: Baader Ha, L, R, G, B
  • Mount: iOptron CEM25P, QHY5L-II, PHD2 autoguided
  • Exposure
    • Ha: 300s * 2
    • L: 300s * 6
    • R: 300s * 2
    • G: 300s * 2
    • B: 300s * 2
      (Total integration 4200s / 70min)
  • Processing: MaxIm DL 6, PixInsight, Adobe Photoshop CC 2017

Rho Oph molecular cloud complex

Rho Oph molecular cloud complex

6th try of Rho Oph molecular cloud complex. Antares and M4 can be seen easily.

2017-05-02, Baekmagoji, Cheolwon, Korea

  • CCD: Camera: CDS-600D (-8°C)
  • Lens: Samyang 135mm f/2.0 (55mm front masked)
  • Filter: N/A
  • Mount: Kenko SkyMemo S
  • Exposure
    • RGB: 180s * 20
      (Total integration 3600s / 60min)
  • Processing: MaxIm DL 6, PixInsight, Adobe Photoshop CC 2017

Veil Nebula

Veil Nebula

Veil Nebula in Cygnus.

2017-05-02, Baekmagoji, Cheolwon, Korea

  • CCD: SBIG STF-8300M (-20°C)
  • Telescope: Takahashi FS-60CB w/ Flattener (d=60mm, fl=374mm)
  • Filter: Baader Ha, R, G, B
  • Mount: iOptron CEM25P, QHY5L-II, PHD2 autoguided
  • Exposure
    • Ha: 300s * 10
    • R: 180s * 3
    • G: 180s * 3
    • B: 180s * 3
      (Total integration 4620s / 77min)
  • Processing: MaxIm DL 6, PixInsight, Adobe Photoshop CC 2017

Sadr Region nebula: IC 1318

Sadr Region nebula: IC 1318

HOO combined image of Sadr Region.

2017-05-24, Yangpyeong, Korea

  • CCD: SBIG STF-8300M (-20°C)
  • Telescope: Takahashi FS-60CB w/ Flattener (d=60mm, fl=374mm)
  • Filter: Baader Ha, OIII
  • Mount: iOptron CEM25P, QHY5L-II, PHD2 autoguided
  • Exposure
    • Ha: 900s * 4
    • OIII: 900s * 2
      (Total integration 5400s / 90min)
  • Processing: MaxIm DL 6, PixInsight, Adobe Photoshop CC 2017