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Name / Constellation

NGC 7822

 Other: SH-2 171; LBN 589

Cep
Coordinates AR: 00h 01m 08.58sec - Dec: +67° 25' 17"
Optics Takahashi FSQ 106N APO Fluorite F5 - 60/220 guiding refractor
Camera-Mount SBIG STF8300M - Orion StarShot Guider - 10Micron GM2000 QCI Mount
Filters Baader Halpha 7 nm - Oxygen 3 -Sulfur 2
Exposure
  • Halpha
  • Oxygen 3
  • Sulfur 2
  • 20 x 900 sec - 5 hours
  • 16 x 900 sec - 4 hours
  • 24 x 900 sec - 6 hours
  • UNBINNED
  • BINNING 2X2
  • BINNING 2X2
Location / Date Promiod (Valle D'Aosta-Italy) "TLP" Remote Observatory - Ha 18-20 jan 2017 / O3 21 feb 2017 / S2 29 jan-01 feb 2018
Seeing Between 2.5 - 4" @ 2.1 arcosec/pixel unbinned
Note HST Palette - Average seeing for Ha - Oxy3 /Near full moon for Sulf 2
Acquisition MaxIm DL - CCD Autopilot 5 - CCDCommander
Processing Adobe Photoshop CS5 -
Comment

NGC 7822 is a young star forming complex in Cepheus. It include the HII region Sharpless 171. Distance about 299 ly with apparent diameter of 100' for the total region while it's 20x20' for the nebula in the image. NGC 7822 include also the young open cluster Berkeley 59.