CTIO  >  CTIO Optical Spectrographs

CTIO Optical Spectrographs

CTIO operates a variety of optical spectrographs, listed below. Click on the instrument of your choice to get the latest available information concerning its operation and performance.


Optical Spectrographs

4M R-C (Cassegrain) Spectrograph

Hydra-CTIO Spectrograph

Goodman Spectrograph at the SOAR 4.1m Telescope

1.5M R-C (Cassegrain) Spectrograph

1.5M Echelle Spectrograph


Retired Spectrographs

4M echelle Spectrograph The Echelle spectrograph has been retired. For information only.

Argus Multiple Object Spectrograph Argus has been retired. For information only.

Rutgers Fabry-Perot Spectrograph (for 4M and 1.5M telescopes)This spectrograph is no longer offered. For information only.

1.5M Bench Mounted Echelle (BME) SpectrographThe BME is no longer offered. For information only.


Spectrophotometric Standard Star Lists


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