Useful commands:

From within the Miriad (or task) prompt 

miriad% help
miriad% help "task"
task% help -k "keyword"         Help on specific keyword to "task"
miriad% help select             Help on generic "select" keyword
miriad% help line               Help on generic "line"   keyword
miriad% tget "task"             Get last set of inputs for "task"
miriad% model=$out              Replace contents of keyword "model"
                                with the contents of keyword "out"
miriad% line=channel,0          Selects all channels in uv file
miriad% 'rm' -r $out            Removes the data set who name is given
                                by the keyword "out"
task% go -b                     Run "task" in background
task% unset "keyword"           Unset a keyword
task% keyword=@file             Assign to "keyword" a value given by the
                                contents of the ascii file "file"


Useful Miriad tasks:

prthd        Print file header
uvindex      List contents of uv file
uvplt        Plot various things from a uv file
uvflag       Flag bad data in a uv file
uvlist       List some thinsg from a uv file
tvflag       Flag bad data in a uv file with the TV

invert       Make an image from a uv file
clean        Clean (deconvolve) an image
restor       Restore a model with a gaussian (after CLEAN)
selfcal      Selfcalibrate uv file with a model
gpplt        Plot the gain solutions generated by selfcal

histo        Find statistics on an image
tvdisp       Display an image on the TV
cgdisp       Display images on a pgplot device (e.g. X window)
cgcurs       Interactively get statistics from an image displayed
             on a pgplot device

maxfit       Fit location of a source (simple parabolic fit)
imfit        Fit location of a source (gaussian, disk etc)
impos        Convert coordinates
imsub        Copy a portion of an image
