• Coma Berenices Galaxy Cluster
    • NGC 4889
    Annotated image
  • The Coma Cluster, Abell 1656, is part of the Coma Supercluster.
  • Hover over the image for an annotated view.
  • Date:  7 April 2024
  • FOV:  approximately 2° 23' × 1° 35'
  • Telescope:  Askar FRA300 pro (300mm f/5 Petzval)
  • Guiding:  ZWO ASI120MM mini mono guide camera,
  • SVBony SV165 Mini 40mm f/4 guide scope
  • Computer:  ASIair pro Raspberry Pi
  • Mount:  ZWO AM5 mount
  • Camera:  ZWO ASI6200MC Pro Cooled (-10°C) Color CMOS
  • Pixel size:  3.76 μm
  • Resolution:  2.597 arcsec/pixel
  • Filter:  none
  • Stacking:  sixty 240 second frames using Pixinsight
  • Total Time:  4 hours
  • Calibration:  20 flats, 20 dark flats, and 20 darks
  • Processing:  Pixinsight – SPCC, DBE, SPCC, BlurXT, NoiseXT,
  • GHS, HST, MStr, PixelMath MStr + GHS + HST → PM,
  • HDR3 blend, Sat, DynCrop/Scale
  • Location:  Jay Peak near Newport, VT