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NGC 6302, The Cat's Paw Nebula
NGC 6302
Exposure Data
  • Image Field of View: 25.64' x 17.16'
  • Camera Field of View: 74.76' x 49.83'
  • Scope: 130 mm f/8 triplet apochromatic refractor
  • Focal Length: 1,025 mm
  • Focal Ratio: f/8
  • Camera: Modified Canon T2i (550D)
  • ISO: 800
  • Exposure: 2 x 300 seconds (10 Minutes total)
  • Filter: None
  • SQM: 20.81

NGC 6302 in Scorpius is known as the Bug Nebula or the Butterfly Nebula.

It is a planetary nebula is located at a distance of 4,000 light-years. It has an apparent size of 2 x 1 arcminutes and a true size of 2.3 light-years in space. NGC 6302 shines at magnitude 12.8.

NGC 6302 is an interesting example of a complex bipolar planetary nebula that formed from the expelled outer atmosphere of a red giant star at the center of the nebula. Later in that star's life, it evolved into an extremely hot white dwarf with a temperature of more than 250,000 degrees Kelvin (450,000 Fahrenheit). This is one of the hottest stars known in our galaxy.

NGC 6302 was discovered by James Dunlop in 1826.

North is to the top in the above image.

NGC 6302
  • Catalogs: NGC 6302, PK 349+1.1
  • Common Name: Bug, Butterfly
  • Object Type: Planetary Nebula
  • Magnitude: 12.8v
  • Size: 2' x 1'
  • Constellation: Scorpius
  • Image Field Centered At:
    • RA: 17h 13m 44s
    • Dec: -37° 06' 12"




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