Welcome to the CanariCam/GTC exposure time calculator (ETC). Please, in the four sections of this form select the
appropriate astronomical source definition, instrument configuration, observational constraints and details of the observation. We strongly
recommend you to visit the help pages before starting to use the ETC.
Help on specific subjects can be found in the corresponding links to 'more info' in each section below.
Click on the calculate button ()
at the bottom of any section to submit the parameters from all the sections to the server.
The results are reported in a separate web page that can be resized and printed.
Last updated August 8, 2014 by Francisco Ramos and Carlos Álvarez Updated November 27, 2007 by Frank Varosi