Sleepy Telescope

Planetary rig

Meade 8" ACF at f/20 with the ASI174MM: my rig for the planets and the Moon, on the NEQ6 Pro with a TeleVue 2× Barlow and Optolong LRGB filters.

Planetary rig

For the planets the Meade 8" ACF works at long focal length with a fast planetary camera.

  • Telescope: Meade 8" ACF, 203 mm, with the TeleVue 2× Barlow: about 4000 mm at f/20
  • Camera: ASI174MM, monochrome with a global shutter
  • Colour camera: ASI224MC, colour with a rolling shutter (Sony IMX224), for one-shot colour imaging
  • Filters: ZWO EFW Mini 5 × 1.25" filter wheel with Optolong LRGB filters and an IR-pass filter
  • Atmospheric dispersion corrector: ZWO 1.25" ADC, two adjustable prisms that cancel the colour fringing the atmosphere adds to planets low on the horizon
  • Mount: NEQ6 Pro with the Rowan belt modification