Purpose
Take one or more images with the LRIS BLUE camera, using the
current instrument settings, without opening the shutter
Usage
goidarkb [-nowait] [nexp]
Arguments
-nowait = return before readout of last image in loop
nexp = number of exposure to take (default=1)
Output
Text feeback is sent to the terminal.
Exit values
0 = normal completion
1 = wrong number of arguments
2 = error during exposure
Example
1) Take a single LRIS blue dark exposure
goidarkb
2) Take 10 LRIS blue dark exposures
goidarkb 10
3) Take 10 LRIS blue dark exposures, and exit when the final one
begins to readout
goidarkb -nowait 10