• A Waning Crescent Moon
    • Waning Crescent Moon
  • A 16.2% Illuminated Moon in Aquarius.
  • Luna is a 26.1 day old waning crescent moon.
  • Date:  23 April 2025
  • FOV:  75' × 50'; the angular size of the Moon is 32.7'
  • Telescope:  Stellarvue SVX102T + SFFX-1 flattener (736.72mm, nominally 714mm, f/7)
  • Guiding:  tracking only
  • Computer:  ASIair pro Raspberry Pi
  • Mount:  ZWO AM5
  • Camera:  ZWO ASI6200MC Pro cooled (-10°C) Color CMOS with gain 100
  • Pixel size:  4.78 μm
  • Resolution:  0.713 arcsec/pixel
  • Frames:all frames 23 April 2025
  • 20 × 10 milliseconds,
  • 20 × 100 milliseconds,
  • 20 × 500 milliseconds
  • Filter:  Optolong UV/IR cut
  • Stacking:  twenty frames for each exposure time stacked
  • to form three separate subframes
  • Calibration frames:  none
  • Total Time:  12.2 seconds
  • Processing:  Pixinsight – Debayer, FFTRegistration →
  • 10ms_Frame, 100ms_Frame, and 500ms_Frame
  • HDRComposition (10ms + 100 + 500ms) → HDRC_Frame
  • BlurXT, NoiseXT, ColorCal, GHS, HDRMST, DynCrop, Scale, Sat
  • Location:  Darling Hill Observatory near Vesper, NY