2022 Michael A. Siniscalchi

What's New



Odds n Ends

      IC5076 & NGC6991
        Reflection Nebula and Open Cluster in Cygnus
           RA:20h 54m 53s  Dec: +47 25' 00" Distance - ~2283 ly Size 16x16 ly

Location & Date
Backyard, Abbott Observatory- Long Island, NY,  July 2022
TMB130SS  910mm F/7 APO, Moonlite focuser, Losmandy G11 Gemini
Image scale 1.54 arcsec/pixel
Baader L R G B  filters
CCD temp -10C
  Lum- 15x3m  Red- 18x3m Green- 18x3m Blue- 24x3m Bin 1x1
Planning & Acquisition
Sequence Generator Pro

CCDStack -  Calibration, Debloom, Normalize, Alignment, Stacking, Deconvolution
Adobe PS -  L RGB combine, Color adjustments, Noise reduction, JPEG conversion
RC-Astro Star XTerminator

   Located in the consteallation Cygnus, star cluster NGC 6991 also has reflection nebula IC 5076. This blue reflection nebula is caused by the bright star in the cluster HD 199478 and its light being reflected from the surrouning brownish interstella dust. This star is a blue giant with a magnitude of 5.7 can be seen about the 3 o'clock position of IC 5076.

Click on image for full size.
NGC 6991 position shown relative to our location (Sun) in the Milky Way Galaxy
Galatic Longitude: 87.4
Galatic Latitude:1.5
Distance from Galatic Plane:117 ly above the galatic plane

Above image and info provided by Our Galaxy 3D Atlas application and used with permission by Otherwise