phone

New big telescope for observatory Freiwald, Austria

The ASA AZ800 an 0.8m telesocpe works fully automatically.

The observatory Freiwald in Sandl (Austria), is proud of it's new large ASA telescope.

The various requests are sent to the big telescope from the office or from home. The big 0.8m telescope AZ800 sends the data directly to the desired stations, where they are conveniently processed.

Used product

The observatory Freiwald in Sandl (Austria), is proud of it's new large ASA telescope.

The ASA AZ800 an 0.8m telesocpe works fully automatically.

Products in use

ASA AZ800 f6.85

A high-end complete telescope system with 0.8m aperture

  • Optical design: Ritchey-Chrétien RC
  • Linear central obstruction: 41%
  • Focus position: Nasmyth 2 as standard, 4 as option
  • Focal length: 5480mm
  • Focal ratio system: f6.85
  • Clear Aperture / Focal Ratio Primary Mirror: 800mm (31,5 inch) / f2.5
  • Image field: 120mm (1.25 degrees)
  • Mirror material: Fused silica
  • Surface quality: >94 strehl
  • Microroughness: 1nm RMS / <0.7nm Ra
  • Coating: Al+SiO2 >96 %
  • Back Focus from flange: 252.7mm
  • Total weight: 650kg (1433lbs)
  • Azimuth / altitude range of motion: 680 degree / 5-90 degree
  • Software: ASA Software package with a platform-independent Ascom Alpaca API (via TCP/IP), compatibility with numerous programs, and many additional API features for:
    • Creating and optimizing pointing files
    • MLPT (e.g., usable with a N.I.N.A plugin)
    • Uploading and tracking TLE and CPF satellite orbits
    • Orbit corrections when satellite tracking (autoguiding with external CCD cameras)
    • Focus control also via Ascom Alpaca API
    • Covers (if installed) via Ascom Alpaca API
    • Full API control over rotator, Nasmyth port
  • Max. slew speeds: Up to 50 degrees per second
  • Pointing Accuracy (20° to 85°): <8” RMS with pointing model
  • Tracking Accuracy (20° to 85° – unguided, with current pointingfile): <0,25” RMS within 5 minutes
  • System Natural Frequency: 10 Hz or greater
  • Satellite tracking: All sky pointing error (20°-85°) 8” RMS  more info
Learn more See all Products

Best Quality & Prices

Learn more