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ASA AZ1500, AZ800 and ASA600 at the Atacama Desert, Chile

Three new big telescopes and four domes

was placed at the Observatory Cerro Armazones (OCA) in the Atacama Desert, Chile.

OCA is ready for high-impact scientific observations.

Our ASA team showed all their skills. Not only domes and telescopes were set up, but also all the ancillary work such as foundations, laying cable channels, etc. was done brilliantly by the ASA team.

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Products in use

ASA AZ1500 f6

An evolution milestone of high-end telescope systems (1.5m aperture)

  • Optical design: Ritchey-Chrétien RC
  • Linear central obstruction: 43%
  • Focus position: Nasmyth 2 as standard, 4 as option
  • Focal ratio system: f6
  • Clear Aperture / Focal Ratio Primary Mirror: 1500mm (59,1 inch) / f2
  • Image field: 200mm (1.27 degrees)
  • Mirror material: Zerodur
  • Surface quality: >94 strehl
  • Microroughness: 1nm RMS / <0.7nm Ra
  • Coating: Al+SiO2 >91%
  • Back Focus from flange: 513mm
  • Weight tube: 5000kg (11023lbs)
  • Software: ASA API (application programming interface) available autumn 2024 ASA Software(Autoslew, Sequence-windows based, ACC) with ASCOM-Alpaca
  • Pointing Accuracy (20° to 85°): <8” RMS with pointing model
  • Tracking Accuracy (20° to 85°): <0,25” RMS within 5 minutes tracking time over 5 min 0,05” RMS/min
  • System Natural Frequency: 10 Hz or greater
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