Canary One Half Meter Telescope

The Canary One Half Meter system is Slooh's premier telescope at its flagship observatory. The telescope's 20" (508mm) primary mirror gives it incredible light gathering capabilities. It is ideal for large faint objects such as galaxies and nebulae.

Telescope Specification


Manufacturer: PlaneWave Instruments
Model: CDK20 (Corrected Dall-Kirkham)
Aperture: 20" (508mm)
Focal Length: 3454mm (135.98")
Nominal Focal Ratio:  f/6.8
Slooh Designation Code: T1-HM-508

CCD Camera Specification 


Manufacturer:  Finger Lake Instruments
Model:  FLI PL09000
CCD Chip:  Kodak KAF-09000
Resolution:  3058×3058 (at Binning 1×1)
Pixel Size:  12×12μm
Sensor Size:  36.372×36.672mm
Peak QE:  64% at 550nm
Anti-Blooming:  >100x saturation exposure

Camera Filter Specification


Manufacturer:  Finger Lake Instruments Research Grade
Filter Types:
  • Luminance
  • Red
  • Green
  • Blue
  • Hα - Hydrogen Alpha (only used for custom processing such as the Moon - this filter is not available for any member-selectable processing options)

Image Specification 


Image Scale:  0.717 arcseconds/pixel (binned 1×1)
North Angle:  0° (North-Up, East Left)
Angular Size:  0° 37' 00" x 0° 37' 00" (Field-Of-View)
Resolution: Binning 1×1: 3056×3056
Binning 2×2: 1528×1528
Binning 3×3: 1018×1018

Mount Specification 


Manufacturer:  Software Bisque
Model:  Paramount MEII
Type:  German Equatorial Mount (GEM)
Instrument Capacity:  240lbs (109kg) (480lbs, 218kg total capacity)
Periodic Error:  Maximum 7 arcseconds peak-to-peak before PEC (Periodic Error Correction)

 Enclosure Specification


Manufacturer:  AstroHaven Enterprises
Type:  Four Shutter Clamshell Dome
Size:  12ft (3.7 meters)