M57 (Ring nebula)

39,00

  • Object – M57 (Ring nebula)
  • Telescope – Planewave CDK-17 (0.53 arcsec/pix)
  • Mount – 10Micron GM3000
  • Camera – QHY600-M/Binning 2×2 at -10° Celsius
  • Image type – RGB
  • Total exposure time – 270 min
  • Single frame exposure time – 3 min
  • Best FWHM – 1.6″ arcsec
  • Calibration – Bias, Dark, Flat