Purpose
Move the telescope the given number of arcsec SOUTH relative to
its current position
Usage
south x
Arguments
x = number of arcseconds to move SOUTH; negative values indicate
NORTH movement
Exit values
0 = normal completion
1 = wrong number of arguments
Example
1) Move the telescope south by 10 arcsec
south 10
2) Move the telescope north by 10 arcsec
south -10