Instruments Available at the Blanco Telescope



DECam is a high-performance, wide-field CCD imager mounted at the prime focus of the Blanco 4-m telescope at CTIO. DECam imager contains 62 science CCDs with 520 megapixels and images 3 square degrees (2.2 degree wide field) at 0.263 arcsecond/pixel resolution.


COSMOS is the CTIO Ohio State Multi-Object Spectrograph, an imager and low- to moderate-resolution spectrograph covering from approximately 3500 Å to 10000 Å. COSMOS has an approximately 10 arcminute circular field of view, at a scale of 0.29" per pixel.



Updated on August 15, 2021, 6:52 am