HELP items are arranged in many levels, so that you start with a general introduction and pick up as many specific details as you like by going down several levels. If you type n characters, it will be matched against the first n characters of the topic names at that level. No wild card is allowed in specifying item names. Note that some operating system may not pass aliases, environment variables, logicals etc. Model specifies the spectral shape to be folded with the effective area curve of the instrument.
Solar abundance is assumed.
Create your model. This command is operative only in image simulation mode, and specifies either a point source to be added or remove all point sources. Successive calls enable user to put multiple sources in the simulated image, up to a limit of 32. SH Presents a summary of the current defaults on the screen.