Sadr Region and Crescent Nebula

Sadr Region and Crescent Nebula

With an apparent magnitude of 2.2, Sadr is one of the brightest stars in the night sky, forming the intersection of an asterism of five stars, called the northern cross. The huge star in the center of the image is located about 1.800 lightyears from earth.

The Crescent Nebula (NGC 6888) in the top right is a cosmic bubble of gas and dust, created by the stellar wind of the Wolf-Rayet star WR 136. The nebula is located at a distance of about 5.000 lightyears from earth.

Exposure: 4hrs 55min

Setup

  • Scope: Askar 103APO
  • Lens: Askar 0.6x Reducer
  • Camera: Canon EOS 6Da
  • Filter: Antlia TriBand RGB Ultra
  • Mount: Skywatcher AZ-EQ5 GT
  • Guiding: Svbony SV165 Guide Scope with ZWO ASI 224MC
  • Controller: ZWO ASIAir Pro

Objects

  • Sadr (γ Cyg 37 Cyg)
  • Revenant of the Swan (P Cyg 34 Cyg)
  • Butterfly Nebula (IC 1318)
  • IC 4996
  • Crescent Nebula (NGC 6888)
  • NGC 6910
  • NGC 6913