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The latest version of the Gemini MOS Mask Preparation Software (GMMPS 0.4.1) is now available. Please see the GMMPS web page for more information and download links.
Calibrations for GNIRS consist of the following measurements.
The table below gives gain/read-noise values for the current GMOS Hamamatsu CCDs measured in September 2014.
Note: GMOS South data
obtained before May 19, 2014 should use the previous gain/read-noise values.