Purpose
Snaps a 1-sec image only 10 rows across without disk write.
Usage
lelve_checkb [n_lines [ttime] ]
Arguments
n_lines = number of CCD lines to read out [default = 10]
ttime = exposure time [default = 1 sec]
Output
Restrictions
Exit values
0 = normal completion
1 = wrong number of arguments
Warning
When last tested (2005-Apr-08), this script appears to hang
blue lickserv; it is thus disabled.