List of CCD commands with the "DCCD" (Arne Henden software)

A complete list of commands can be found in the control room at the 42-inch; below are commands that are commonly used:

• observers Larry, Curly & Moe Sets the names of the observers in the ccd header.
• flat U sky flat Specifies the image type as "flat" and makes a title "U sky flat".
• bias start of night Specifies the image type as "bias" and makes a title "start of night".
• object F108 Specifies the image type as "object" and makes a title "F108".
• 100 seconds Specifies the exposure time as 100 seconds.
• go Take an exposure.
• 3 mgo Take 3 identical exposures.
• 3 filter Set the filter to position 3.
• listf List the filter names.
• 3 0 deff V Set the filter name of position 3 to "V".