• NGC 7089 or M2 in Aquarius
    • B72
    M2 in Aquarius
  • NGC 7089, M2, is a tight globular cluster
  • with a dense core found in Aquarius.
  • Hover over the picture for an annotated version
  • Date:  6 November 2021
  • FOV:  cropped to 60' × 40'; the angular size of M11 is about 8.4'
  • Telescope:  Stellarvue SVX102T + SFFX-1 (714mm, f/7)
  • Guiding:  ZWO ASI120MM mini mono guide camera,
  • Stellarvue F050G 50mm guide scope
  • Computer:  ASIair pro Raspberry Pi
  • Mount:  iOptron CEM40
  • Camera:  ZWO ASI071MC Pro Cooled (0°C) Color CMOS with gain 180
  • Pixel size:  4.78 μm
  • Resolution:  1.337 arcsec/pixel
  • Filter:  none
  • Stacking:  Twenty-four 200 second frames using Deep Sky Stacker
  • Total Time:  1 hour 20 minutes
  • Processing:  Pixinsight – SPCC, DBE, BlurXT, NoiseXT, Mask, GHS,
  • PMath add Mask + GHS, Sat, DynCrop, Scale
  • Location:  Darling Hill Observatory near Vesper, NY