VISTA

VISTA telescope (Visible and Infrared Survey Telescope for Astronomy)

• of ESO’s Paranal Observatory

• VLT: the largest telescope on Paranal

• Site: Cerro Paranal(Chile)
• 4-m class
• First Light date: 11 December 2009
• Active Optics: Yes

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• wide field (1.65 degree diameter field of view )
• equipped with a near infrared camera

• pixel size 0.34 arcsec

• The PSF of the telescope+camera system (including pixels) is designed to have a full width at half maximum (FWHM) of 0.51 arcsec.